CN102315955A

CN102315955A - Control method for setting obstruction for junk information and corresponding control device

Info

Publication number: CN102315955A
Application number: CN2010102170704A
Authority: CN
Inventors: 马海华
Original assignee: SHANGHAI BOHE INFORMATION TECHNOLOGY Co Ltd
Current assignee: SHANGHAI BOHE INFORMATION TECHNOLOGY Co Ltd
Priority date: 2010-06-30
Filing date: 2010-06-30
Publication date: 2012-01-11

Abstract

The invention provides a control method for setting an obstruction for junk information, which comprises the following steps: a, determining the credit rating of a user; b, determining the attribute of an identifying code according to the credit rating; and c, providing the identifying code to the user. The invention further provides a control device for setting the obstruction for the junk information, which comprises a first determining device, a second determining device and a first providing device, wherein the first determining device is used for determining the credit rating of the user; the second determining device is used for determining the attribute of the identifying code according to the credit rating; and the first providing device is used for providing the identifying code for the user. Through providing identifying codes with different attributes, such as different character lengths, for different users, the obstruction is set for the issuing of the junk information; simultaneously, the identifying code which is input easily is provided for a high-credit user; and the experience extent of the user is improved. The control method and the control device can be widely applicable to information filtering systems; through using the control method and the control device, the obstruction for the issuing of the information is set for a potential junk information issuer; and the issuing amount of the junk information in a network environment is reduced effectively.

Description

A kind of control method and control corresponding device of placing obstacles for junk information

Technical field

The present invention relates to the network application field, garbage information filtering system especially, particularly, relating in the information filtering control system according to user type is control method and the control corresponding device that the issue of junk information is placed obstacles.

Background technology

Along with the high speed development of Internet technology and popularizing of computer, Email and electronic communities have been brought many facilities to the netizen.Every day, the issue of the magnanimity information in the network makes communication more efficient.But some of the staff also begin to utilize the Internet to promote the sale of products to netizen's group mail, information, or propagate reaction, Pornograph.

At present; Whether the application of identifying code is played certain control action to these junk information, be junk information for what confirm that information transmitter sends, identifying code requirement sender can be set usually import; In case confirm that identifying code conforms to, then receive sender's transmission request.Common identifying code all is that letter, the numeral of 4 or 6 bit lengths formed, and also is made up of Chinese character.This method has been controlled the software behavior of " number of the account is registered, cracked to machine " automatically to a great extent.

But existing identifying code is not to design to " people "; These identifying codes are for each sender; Identifying code length, quantity, position all are consistent, and this can't distinguish that real spammer and those are mistaken as is the sender of junk information.Finally cause user experience low,, when using Internet resources, brought many inconvenience also for domestic consumer though controlled the issue amount of junk information to a certain extent.At present; The affirmation of certain number of the account identity adopted mostly the IP address of checking user terminal is whether repeatedly consistent to be judged; Cause user's online that in a single day moves to another place, just inevitably will import complicated identifying code and confirm that trouble caused possibly cause the loss of customers thus.

Therefore, the present invention will solve the problem of how placing obstacles for the issue of junk information.

Summary of the invention

To defective of the prior art, the purpose of this invention is to provide a kind of control method and control corresponding device of placing obstacles for junk information.

According to an aspect of the present invention, a kind of control method of placing obstacles for junk information is provided, comprises the steps that a. confirms user's credit grade; B. confirm the attribute of identifying code according to said credit grade; C. to the user said identifying code is provided.

According to another aspect of the present invention, a kind of control device of placing obstacles for junk information is provided, comprises that first confirms device, it is used for confirming user's credit grade; Second confirms device, and it is used for confirming according to said credit grade the attribute of identifying code; First generator, it is used for to said user said identifying code being provided.

Thereby the present invention realizes the purpose that issue is placed obstacles to junk information through different crowds being provided different identifying codes.Particularly; The present invention at first obtains user's credit grade; Height according to said credit grade tentatively judges whether said user is normal information publisher, to the lower user of credit grade provide that relative populations is more, number of characters is more, the not corresponding identifying code of position relation.

Therefore one of the object of the invention is in order to screen out the junk information publisher.Meanwhile; The present invention also is particularly useful in existing junk information publisher's discrimination system; For preventing that robot from issuing junk information automatically, each website is delivered information the user and is gone to toward comparatively complicated identifying code is provided, and causes difficulty though discern the identifying code image automatically can for like this machine at present; But because at present the one-tenth of image recognition algorithm goes out not thoroughly, existing many identifying codes have caused puzzlement for the visual identity of normal users.

So and another object of the present invention is initiatively to screen out normal information publisher; For example; When this user's credit grade is higher, can input identifying code very easily be provided to this user according to control system of the present invention, even need not it is verified.

Description of drawings

Through reading the detailed description of non-limiting example being done with reference to following accompanying drawing, it is more obvious that other features, objects and advantages of the present invention will become:

Fig. 1 illustrates according to the first embodiment of the present invention, a kind of flow chart of control method of placing obstacles for junk information;

Fig. 2 illustrates according to a second embodiment of the present invention, a kind of flow chart of control method of placing obstacles for junk information;

Fig. 3 illustrates a third embodiment in accordance with the invention, a kind of flow chart of control method of placing obstacles for junk information;

Fig. 4 illustrates a fourth embodiment in accordance with the invention, a kind of flow chart of control method of placing obstacles for junk information;

Fig. 5 illustrates according to a fifth embodiment of the invention, according to a kind of control method of placing obstacles for junk information, the sketch map at the interface that comprises diverse location attribute identifying code is provided;

Fig. 6 illustrates according to an embodiment of the present invention, a kind of network topology sketch map of control system of placing obstacles for junk information; And

Fig. 7 illustrates according to a sixth embodiment of the invention, a kind of structure chart of control device of placing obstacles for junk information.

Embodiment

Fig. 1 illustrates according to the first embodiment of the present invention, a kind of flow chart of confirming the control method of junk information.In the embodiment of this control method, described according to the corresponding overall procedure that generates the control method of different identifying codes of the credit grade of different user.In a preferred embodiment of present embodiment; The user logins a background service system; Said background service system provides the function that releases news to the user; When the user will release news, said background service system confirmed to provide the attribute of identifying code through the credit grade of obtaining the user, offered the said identifying code of user through information output device after generating the identifying code of said attribute.At last, behind user's input validation sign indicating number, said background service system judges whether said input character is correct.

Particularly, in the present embodiment, at first, execution in step S210 confirms user's credit grade.More particularly; In a preferred embodiment; Said user gradation can be divided into nine ranks, and to inferior grade descending successively, definition highest ranking credit is " 9 ", is arranged as " 8 " " 7 " by the credit grade reduction successively by high-grade ... " 1 "; Wherein, credit grade " 1 " is minimum rank.The division that it will be appreciated by those skilled in the art that credit grade can be adopted different values as required with definition, and such variation does not influence the essence of present embodiment.

Further particularly, can confirm said user's credit grade in several ways, in a preference; Can confirm said user's credit grade from other users, particularly, at first; The user carries out system login, imports the information such as account number cipher of oneself and carries out identity validation.After confirming said user identity, the record number of times that said user is complained is searched by system in other users' complains records, judge the height of said user's credit grade.For example; One advertisement practitioner is the BBS system issuing advertisement information of login one large-scale website often, and the several members of other of this website carry out complaints and denunciation to it, the said calling information of system log (SYSLOG); This advertisement practitioner next time during login system; After confirming its identity, can search out said complains records information, thereby obtain these personnel's credit grade information from other members.What of quantity through passing judgment on said complains records information are confirmed the height of said personnel's credit grade.In another preference, the height of confirming said personnel's credit grade can also be to confirm according to said personnel's transmission frequency.For example, said personnel's transmission frequency is too high, then confirms as low credit grade user.

Then, execution in step S211 confirms the attribute of identifying code according to said credit grade, promptly confirms the attribute type of said identifying code.Particularly, the height according to different users' credit grade generates different types of identifying code.In the present embodiment, said different types of identifying code can be meant the difference of identification characteristics such as said identifying code character shape, color.Further, said different identifying code can be to reach the purpose that is difficult to identification character in the supreme part of adding a dash area covering character again of the picture that generates.Further, in a variant of present embodiment, said different identifying code can be a problem, perhaps form such as inferential problem.

At last, execution in step S212 provides said identifying code to the user.Particularly, said background service system generates concrete identifying code and offers said user, for example said identifying code is presented on the relevant position of interactive interface.In the present embodiment; Said production identifying code generative process can adopt multiple mode; Some the random strings that for example will generate write and promptly can be used as a simple identifying code picture in the picture control, and wherein, the form of said picture can be JPG, BMP, XBM etc.Further, wherein, according to attribute through the determined identifying code of the said step S211 of execution; In said step S212, confirm concrete identifying code content; For example, the attribute of said identifying code is a size attribute, is No. 10 word sizes through carrying out the size that said step S211 confirms the character literal in the identifying code picture promptly; It is the identifying code picture that comprises No. 10 font size characters that said then step S212 generates concrete identifying code, offers said user.

In a preference of present embodiment, can be directly to obtain said credit grade through carrying out the credit grade that said step S210 confirms the user, particularly; Said credit grade is one group of code information, and said background service system is installed the program that reads said code accordingly, and those skilled in the art can combine the said program of existing techniques in realizing; Do not repeat them here, when the said step of execution was obtained said credit grade, said program directly read said credit grade information; Promptly directly can obtain the information such as concrete high low value of said credit grade; Preferably, said background service system can be stored user's concrete credit grade value in this locality, confirms promptly to can read this credit grade value after user's the identity; Further preferably; Said background service system can be confirmed this credit grade value and storage according to the historical record of user behavior, and the number of times that for example said background service system is complained according to the user in advance confirms that a credit grade value is stored in this locality, this credit grade value of modify when the user has new being complained; It will be apparent to those skilled in the art that; When said background service system need obtain user's credit grade, that can all obtain this user earlier was complained number of times with definite this credit grade at every turn, but directly reads this credit grade from this locality like this.

In another preference of present embodiment, through carrying out in said step S211 confirms identifying code according to said credit grade the embodiment of attribute, for the identifying code of dissimilar definite different attributes of user.For example, said user is higher credit grade user, then generates the identifying code of capital and small letter attribute, and wherein, said identifying code provides the character of upper case or lower case according to the user of concrete different credit grades.Similarly, said user's credit grade is high more, and the attribute type of said identifying code is recognized more easily.For example, for the user of credit grade such as lower, the attribute of determined identifying code is the identifying code of character kind generic attribute, and wherein, said identifying code provides the character of English or Arabic numerals according to the user of concrete different credit grades.

Fig. 2 illustrates according to a second embodiment of the present invention, a kind of flow chart of control method of placing obstacles for junk information.Those skilled in the art can be interpreted as an embodiment embodiment illustrated in fig. 1 with the embodiment shown in Fig. 2.Particularly, in the present embodiment, at first, execution in step S220 obtains and user's corresponding historical record.More particularly, said obtaining with user's corresponding historical record preferably obtained from this locality of said background service system, stores said user's corresponding historical information issue record in the said background service system.Wherein, said historical record comprises that other users are to information such as the said evaluation that releases news, complaints.And in another preference; Further; The said mode of obtaining can be to send a request of data information by said background service system to a third party system, and said history information feeds back in said third party system after receiving said request of data information.

Next execution in step S221 confirms said credit grade according to said historical record.Particularly, according to the said historical record that obtains, as the user whether once by complain send number of times that junk information, said user complained what etc. information confirm user's credit grade.Preferably, if do not have by complains records in said user's corresponding historical record, confirm that then said user is high credit customer; If have by complains records in said user's corresponding historical record, confirm that then said user is low credit customer.Further; In conjunction with in the first embodiment according to the invention to the division of said user gradation; Be arranged as " 9 " " 8 " by being reduced by credit grade successively in said user's corresponding historical record by the complains records number of times ... " 1 ", wherein, credit grade " 1 " is minimum rank.The historical record of being complained is many more, confirms that said user is low-level more credit grade.

Then, execution in step S222 judges whether said credit grade is higher than first threshold.In conjunction with the descending from high to low of credit grade described in the previous embodiment is " 9 " " 8 " ... " 1 "; Contrast the class value of said credit grade and the size of said first threshold; In the present embodiment, the big more expression credit grade of the class value of credit grade is high more, preferably; Said first threshold is " 6 ", judges then whether said credit grade is higher than the i.e. class value of more said credit grade of first threshold and the size of said first threshold " 6 ".For example, said user's credit grade is " 3 ", and then said credit grade is not higher than first threshold; Said user's credit grade is " 8 ", and then said credit grade is higher than first threshold.It will be apparent to those skilled in the art that; The concrete size of said first threshold can change to arbitrary value according to concrete needs, for example, and in a variant; Said first threshold can be more greater or lesser than " 6 ", and promptly said first threshold can be " 2 ", " 7 " or other values.It will be apparent to those skilled in the art that; Preferably; The concrete size of said first threshold should be in the scope of the class value of said credit grade; In another variant, the size of said first threshold can be not yet in the scope of the class value of said credit grade, promptly greater than the maximum of the class value of said credit grade or less than the minimum value of the class value of said credit grade.

Then; Confirm the judged result of said determining step S222, if the judged result of said step S222 is sure, promptly said credit grade is higher than said first threshold; Then next get into step S223 and carry out, the length attribute of confirming said identifying code is first length; If the judged result of said step S222 is for what negate, promptly said credit grade is not higher than said first threshold, then next gets into step S224 and carries out, and the length attribute of confirming said identifying code is second length.Wherein, the length attribute of said identifying code is what of number that will write character immediately in the identifying code, said relatively second length; The number of characters of the identifying code of said first length is less, and preferably, can set said second length is 9; Then can set said first length is 4, and for example the length of character string " qwer " is 4, further; Said length attribute is the character string that can also comprise other length of the first length identifying code; Like 2 characters, it will be appreciated by those skilled in the art that the essence that how much does not influence present embodiment of the quantity of said character.

Wherein, through carrying out said step S224, the length attribute of confirming said identifying code is second length.Wherein, said relatively first length, the number of characters of the identifying code of said second length is more; Preferably; Can set said first length is 6, and then can set said second length is 8, and for example the number of character is 8 in the character string " qwertyui "; Further; Said length attribute is the character string that can also comprise other character numbers of the second length identifying code, as contains the character string of 6 characters or 9 characters, it will be apparent to those skilled in the art that; What of the quantity of said character do not influence the enforcement of present embodiment, but the character figure place that the identifying code of said second length attribute comprises is more than the character figure place that the identifying code of said first length attribute comprises.

Through after carrying out said step S223 or said step S224 and confirming the length attribute of said identifying code, last execution in step S225 provides said identifying code to the user.Promptly after carrying out said step S223 or step S224; Next all will carry out said step S225; Similar to the step S212 among first embodiment of invention; Promptly according to first length attribute or second length attribute confirmed, the random string of the respective length of the said length attribute of correspondence is write in the picture control, promptly can be used as a simple identifying code picture.More particularly, those skilled in the art can illustrate the content that said step S212 among the embodiment realizes providing identifying code with reference to Fig. 1, do not repeat them here.

In a variant, the height of said credit grade also can be the inverted order corresponding relation with said class value, for example; The highest credit grade is " 1 "; Minimum credit grade is " 9 ", and wherein, the credit grade reduction is arranged as " 1 ", " 2 ", " 3 " ... " 9 ".Be different from the foregoing description, in said variant, after executing said determining step S222, if judged result is " being ", execution in step S224 then, the length attribute of confirming said identifying code is second attribute.If judged result is " denying ", execution in step S223 then, the length attribute of confirming said identifying code is first attribute.It will be appreciated by those skilled in the art that said credit grade division do not influence essence of the present invention.

In a preference of present embodiment; Said step S220 comprises the step of " from magnetic stripe card, obtaining said credit grade ", particularly, obtains with user's corresponding historical record and can from a magnetic stripe card, obtain; More particularly; It will be appreciated by those skilled in the art that said credit grade information can be stored in the magnetic stripe card, reads the recorded information in the said magnetic stripe card magnetic stripe through the card reader corresponding with said magnetic stripe card.

In another preference of present embodiment; Said step S220 comprises the step of " from from portable terminal, obtaining said credit grade ", particularly, obtain with user's corresponding historical record can with said publisher's corresponding mobile terminal in obtain; More particularly; Said portable terminal can be equipment such as the employed mobile phone of said information publisher, it will be appreciated by those skilled in the art that said credit grade information stores is in the internal memory of said mobile phone; Short-range communication module such as the outer or bluetooth of the red line through mobile phone end can with said credit grade send to one with the corresponding FEP of said background service system; This FEP receives said credit grade and sends to said background service system through mobile communication module (for example GPRS module), and like this, said background service system just can obtain said credit grade.And in a variant, thereby can also realize obtaining the process of said credit grade through on said mobile phone, installing radio frequency chip additional with RF-wise, those skilled in the art can combine the such process of existing techniques in realizing, do not repeat them here.

Fig. 3 illustrates a third embodiment in accordance with the invention, a kind of flow chart of control method of placing obstacles for junk information.Those skilled in the art can be interpreted as an embodiment embodiment illustrated in fig. 1 with the embodiment shown in Fig. 3.Particularly, in the present embodiment, at first, execution in step S230 obtains said credit grade from the third party system.Wherein, said third party system it will be appreciated by those skilled in the art that and saidly from the third party system, obtains said credit grade and be different from according to the step S220 of second embodiment of the present invention and obtain said credit grade from this locality of said background service system.Said third party system can be a remote archive register system etc., and further, a plurality of users' of storage credit grade information after the credit grade request instruction is obtained in reception, is returned said credit grade information in the said remote archive register system.After confirming the user to the third party system, be that the remote archive register system is sent the request of data instruction, thereby obtain the feedback of user's credit grade, more than just accomplished the acquisition process of individual subscriber authentication and corresponding credit grade.

Then, execution in step S231 obtains said credit grade from radio-frequency card.Particularly, said credit grade information stores is in a radio-frequency card.Correspondingly; The receiving system card reader of corresponding radio-frequency card is installed on user's the network entry terminal (for example personal computer); The user only needs radio-frequency card is carried out reading of information near card reader; Can accomplish the collection to the user credit grade, this network entry terminal sends to said background service system with said credit grade then.Those skilled in the art combine prior art can realize from said radio-frequency card, obtaining said credit grade, do not repeat them here.

Through after carrying out said step S230 and step S231 and obtaining said credit grade, said background service system is confirmed the height of said user's concrete credit grade, preferably, confirms that up-to-date credit grade is said user's a concrete credit grade.In a preference; The credit level that comprises said user in the said credit grade of from radio-frequency card, obtaining is intermediate credit; The historical credit upgrading, the degradation that comprise said user in the said credit grade of from the third party system, obtaining; And user's personal information information etc.; Said background service system confirms that according to said user's personal information, promotion and demotion record and intermediate credit level etc. its concrete credit grade is 5 grades, and for example in advance the credit grade corresponding with above-mentioned intermediate credit being set is 8, is 9 with the corresponding credit grade of above-mentioned historical credit upgrading; And corresponding weights is set these two credit grades is asked weighted sum, and then with this weighted sum as the said credit grade that compares with said second threshold value among the said step S232.

Then, execution in step S232 judges whether said credit grade is higher than second threshold value.Wherein, It will be apparent to those skilled in the art that; The size of said second threshold value and the size of said first threshold do not have relevance, and the size of promptly said first threshold and said second threshold value can be identical, also can be inequality; In a preference, said first threshold is big or small identical with said second threshold value.Further, the determining step S222 that is different from according to a second embodiment of the present invention judges whether said credit grade is higher than first threshold, in this step S232, execution be to judge whether said credit grade is higher than second threshold value.In conjunction with the descending from high to low of credit grade described in the previous embodiment is " 9 " " 8 " ... " 1 "; Preferably; Said second threshold value is " 6 ", judges then whether said credit grade is higher than the i.e. class value of more said credit grade of second threshold value and the size of said second threshold value " 6 ".It will be appreciated by those skilled in the art that said judgement content specifies, does not repeat them here in first embodiment according to the invention.

If the judged result of said step S232 is sure, promptly said credit grade is higher than said second threshold value, then next gets into step S233 and carries out, and the individual number attribute of confirming said identifying code is first number; If the judged result of said step S232 negates, promptly said credit grade is not higher than said second threshold value, then next gets into step S234 and carries out, and the individual number attribute of confirming said identifying code is second number.Wherein, said relatively second number attribute, said first number attribute represent that promptly the number of said generation identifying code is less number; At least being one, can also be zero, particularly; Said first number can be one, two, three or more, it will be appreciated by those skilled in the art that the concrete numerical value of said first number can be set to arbitrary value according to concrete needs; Preferably, first number of said identifying code is one.

Wherein, through execution in step S234, the individual number attribute of confirming said identifying code is second number.Wherein, said relatively first number attribute, said second number attribute representes that promptly the number of said generation identifying code is more number, is at least two or more, particularly, said second number can be a plurality of arbitrarily, as five, six.Further, said second number is greater than said first number, for example; Said first number is two; Then said second number is at least three, it will be appreciated by those skilled in the art that the concrete numerical value of said second number can be set to than the big arbitrary value of said first number according to concrete needs; In a preference, second number of said identifying code is two.

After confirming said number attribute through said step S233 or step S234, last execution in step S235 provides said identifying code to the user.Promptly after carrying out said step S233 or step S234, next all will carry out said step S225.Be different from the step S225 in according to a second embodiment of the present invention; The once said step S225 of every execution only provides an identifying code to the user; It is that step S233 or step S234 are relevant according to what before said step S235, carry out that said step S235 carries out the identifying code number that once offers the user; Further, it is relevant with the individual number attribute of the said identifying code of confirming that said step S235 offers user's the number of identifying code, usually; The identifying code that carrying out said step S235 provides to the user is a plurality of; It will be appreciated by those skilled in the art that when carrying out said step S233 and confirm that the individual number attribute of said identifying code is first number and said first number when being 1, said step S235 is 1 to the quantity of the identifying code that said user provides.

In conjunction with above-mentioned Fig. 2 and Fig. 3; In a variant; Can comprise simultaneously in the said control method determining step S222 and step S232 with and corresponding respectively definite step S223, step S224, step S233 and the step S234 that confirms according to judged result; It will be appreciated by those skilled in the art that sequencing that said judgement confirms that step S222, step S223, step S224 and step S232, step S233, step S234 carry out does not influence the enforcement of present embodiment, can carry out step S222 or step S232 as required; Carry out corresponding definite step according to judged result then, carry out the another one determining step again and confirm.Particularly, said control method is controlled the character length attribute of said identifying code and a quantity number attribute of identifying code simultaneously.

Fig. 4 illustrates a fourth embodiment in accordance with the invention, a kind of flow chart of control method of placing obstacles for junk information.The embodiment of those skilled in the art shown in can Fig. 4 is interpreted as an embodiment embodiment illustrated in fig. 1.Particularly, in the present embodiment, at first, execution in step S240 obtains said credit grade from mobile memory medium.Particularly, store said credit grade information in the said mobile memory medium.Said mobile memory medium is preferably USB flash disk (USB flash disk); Said user's credit grade information stores is in the corresponding memory cell of the appropriate address of said USB flash disk EEPROM storage chip; Further; Said obtain manner can read through a USB chip adaptable interface that FEP comprised corresponding with said background service system; This FEP sends to said background service system with said credit grade then, realizes that said step S240 obtains the process of said credit grade from mobile memory medium.In a variant, said mobile memory medium can also be data storage devices such as portable hard drive, it will be appreciated by those skilled in the art that said different mobile memory medium does not influence the essence of present embodiment, does not repeat them here.

Execution in step S241 judges whether said credit grade is higher than the 3rd threshold value then.Wherein, it will be appreciated by those skilled in the art that the size of said the 3rd threshold value can not have relevance with the size of said first threshold, second threshold value, do not repeat them here.The size of said the 3rd threshold value can be an arbitrary value as required.Further; Be different from according to a second embodiment of the present invention with the 3rd embodiment in determining step judge whether said credit grade is higher than the first threshold or second threshold value; In this step S241, execution be to judge whether said credit grade is higher than the 3rd threshold value.In conjunction with the descending from high to low of credit grade described in the previous embodiment is " 9 " " 8 " ... " 1 "; Preferably; Said the 3rd threshold value is " 6 ", judges then whether said credit grade is higher than the i.e. class value of more said credit grade of the 3rd threshold value and the size of said the 3rd threshold value " 6 ".Those skilled in the art can realize this deterministic process with reference to first embodiment according to the invention, do not repeat them here.

If the judged result of said step S241 is sure, promptly said credit grade is higher than said the 3rd threshold value, execution in step S242 next then, and the position attribution of confirming said identifying code is the primary importance relation; If the judged result of said step S241 is for what negate, promptly said credit grade is not higher than said the 3rd threshold value, execution in step S243 next then, and the position attribution of confirming said identifying code is a second place relation.Wherein, said primary importance relation is that said identifying code and identifying code input frame are adjacent on the position.It will be appreciated by those skilled in the art that in the prior art the input frame position of the display position of said identifying code picture and said identifying code is neighbouring or the left and right sides is adjacent, the user can know the content that gets information about identifying code and import said verification code information nearby.

Wherein, through carrying out said step S243, the position attribution of confirming said identifying code is a second place relation.Particularly, if the judged result of said step S241 explains then that for what negate user's credit grade is lower, should the identifying code that can play obstructive action be provided for him, promptly said identifying code and identifying code input frame are non-conterminous on the position.Particularly, for example, said identifying code picture is presented at the upper left quarter at interface, and the input frame of said identifying code is at the right lower quadrant at said interface.The particular location that it will be appreciated by those skilled in the art that said identifying code input frame can be changed to other and the non-conterminous position of said identifying code as required, and said variation does not influence the enforcement of present embodiment.

After confirming said position attribution through said step S242 or step S243, last execution in step S244 provides said identifying code to the user.Promptly after carrying out above-mentioned steps S242 or step S243, next all with execution in step S244.Step S225 in being different from according to a second embodiment of the present invention; The position relation that the said identifying code that provides to the user among the said step S244 needs to confirm according to step S242 or step S243 provides; Said presentation mode can realize with reference to the detailed description in the first embodiment according to the invention, not repeat them here.

In conjunction with above-mentioned Fig. 3 and Fig. 4; In a variant; Can comprise simultaneously in the said control method determining step S232 and step S241 with and corresponding respectively definite step S233, step S234, step S242 and the step S243 that confirms according to judged result; It will be appreciated by those skilled in the art that the number of the said control method execution in step S233 of elder generation and definite said identifying code, again the position attribution of execution in step S241 and definite said identifying code.Particularly, for example, step S232 judged result is that said user's credit grade is not higher than said second threshold value, and execution in step S234 confirms that the number of said identifying code is a plurality of then, like 3 identifying codes; Execution in step S241 judged result is that said user's credit grade is not higher than said the 3rd threshold value again, and then, execution in step S243 confirms that the position attribution of identifying code is a second place relation.Further; 3 identifying code input frames that said 3 identifying codes are corresponding with it are non-conterminous; For example, 3 adjacent in twos up and down middles that are arranged in the interface of identifying code picture, the input frame of 3 identifying codes is distributed in the lower left corner, the lower right corner and the upper right corner of display interface respectively.In a variant, what the identifying code gone up most in 3 identifying codes of display interface was corresponding is the identifying code input frame in the lower left corner, and what middle identifying code was corresponding is lower right corner input frame, identifying code correspondence down be the identifying code input frame in the upper right corner.It will be apparent to those skilled in the art that; The number of said identifying code can be 2 or more a plurality of; The position of the identifying code input frame that said a plurality of identifying code is corresponding with it can also be made other as required and changed, and what the identifying code of going up most in 3 identifying codes like display interface was corresponding is the identifying code input frame in the lower right corner, and middle identifying code correspondence is lower right corner input frame; Said variation does not influence the essence of present embodiment, does not repeat them here.

In conjunction with above-mentioned Fig. 2, Fig. 3 and Fig. 4; In another variant; Can also comprise simultaneously in the said control method determining step S222, step S232 and step S241 with and corresponding respectively definite step S223, the step of confirming according to judged result 224, step S233, step S234 and step S242, step S243.It will be appreciated by those skilled in the art that in said variant, identifying code is comprised simultaneously the control of character length attribute, individual number attribute, position attribution make said identifying code have length attribute, individual number attribute and position attribution simultaneously.Those skilled in the art combine the foregoing description can realize said variant, do not repeat them here.

Last step that embodiment is shown at above-mentioned Fig. 2 to Fig. 4 provides in the implementation of said identifying code to the user; In a variant, saidly provide said identifying code to provide, particularly through other modes to the user; For example; Said identifying code character is sent on the subscriber terminal equipment mobile phone through modes such as SMSs, or passes through other for example WIFI, GPRS agreement etc. are sent on the equipment such as PDA with literal Presentation Function with the mode of text; It will be appreciated by those skilled in the art that and combine prior art can realize the said different modes that said identifying code is provided to the user.

In an embodiment; The user desires to carry out network information issue; At first the user logins the affirmation identity; Such as importing account number cipher etc.; Thereby said then background service system sends the credit grade that said user confirmed in record according to the historical information that said user's identity is obtained said user, confirms the attribute of feedback identifying code at the height of the threshold value of the absolute presupposition of the credit grade through judging said user, and for example said user's credit grade is lower than said preset threshold value; Confirm that then said identifying code is the identifying code of attribute in certain, the form that generates identifying code one text that meets said attribute at last is sent on said user's the terminal equipment.More than become the whole control process of having accomplished information that said user is sent, said user just can be according to said identifying code input character in the information input frame after receiving said identifying code.

Fig. 5 illustrates according to a fifth embodiment of the invention, according to a kind of control method of placing obstacles for junk information, the sketch map at the interface that comprises diverse location attribute identifying code is provided.Particularly, comprise three informations in the said interactive interface, three identifying code input frames 501,502 and 503 as shown in Figure 5, three identifying code pictures 511,512 and 513 as shown in Figure 5.Wherein, Said identifying code input frame 501 left side corresponding prompt message are " please import background and be blue identifying code "; Said identifying code input frame 502 left side corresponding prompt message are " asking the longest identifying code of input character number ", and said identifying code input frame 503 left side corresponding prompt message are " please import remaining identifying code ".It will be apparent to those skilled in the art that; Said information can be the left side at identifying code, and top or other position adjacent are as long as can make the user can understand the corresponding relation of information and input frame; This does not influence flesh and blood of the present invention, does not repeat them here.

In an embodiment, show 3 identifying codes as shown in Figure 5 in the display interface of terminal, wherein, the characters displayed number is 4 in the identifying code 511, and only identifying code 512 is the blue background identifying code, and the characters displayed number of characters is 5 in the identifying code 513.Further, according to said information, domestic consumer can be understood that, characters displayed in the said identifying code input frame 501 corresponding input validation sign indicating numbers 512; Characters displayed in the said identifying code input frame 502 corresponding input validation sign indicating numbers 513; Characters displayed in the said identifying code input frame 503 corresponding input validation sign indicating numbers 512.Preferably, the user according to the indication of information, imports three different identifying codes respectively respectively in three identifying code input frames, only when all correctly inputs of said three identifying codes, then judges through the identifying code checking.For example; In one embodiment; Said background service system is chosen an information in the information database that presets, said information comprises text prompt information and corresponding target identifying code character locating information, judges promptly whether the content of target identifying code meets the word content of said information; Preferably; After said background service system picked at random one information, said information is fed back to the user simultaneously, said background service system obtains the locating information in the said information.Said then background service system generates some identifying codes; Wherein, there is an identifying code to meet the text description of said information, locatees said qualified identifying code according to said locating information again; Obtain the character content and the storage of said identifying code; When the user in the corresponding input frame of said information behind the input validation code character, said background service system reads said identifying code character, judges whether whether said identifying code character consistent with the identifying code character of the generation of storage before; If consistent, judge that then the character input in this identifying code input frame is correct.Said deterministic process it will be appreciated by those skilled in the art that to combine the said different identifying codes of existing techniques in realizing to intersect the deterministic process of corresponding different input frames.

In a variant, said identifying code image content can also be other characters, and is corresponding; Said information can be changed to other informations; For example, " identifying code that the input character number is minimum ", corresponding; Corresponding a plurality of identifying code is set, and the character number of one of them identifying code lacks than other identifying codes.Further, the identifying code that said identifying code input frame is corresponding with it can also be distributed in other positions, for example; In one embodiment; Said some identifying code pictures lay respectively at each corner location of display interface, and the information of then said identifying code input frame can also be indicated the correspondence position of said identifying code respectively, it will be apparent to those skilled in the art that; Said variation does not influence essence of the present invention, does not repeat them here.

It will be apparent to those skilled in the art that; In the prior art; Junk information publisher utilizes robot identification and input validation sign indicating number reaching in a large number, to issue fast and automatically the improper purpose of junk information more, its often to one comprise identifying code webpage, the assigned address that is provided with automatically from the webpage is downloaded the identifying code picture; Then the identifying code picture is discerned, and the character that identifies is input in the input frame of appointment.Therefore targetedly the generation of the corresponding relation of identifying code picture in the webpage and identifying code input frame is become a random process in the present invention; Like this; Because the identifying code picture is all different with the corresponding relation of identifying code input frame when each information is issued; Thereby make the junk information publisher that the corresponding relation of identifying code picture and identifying code input frame can't be set to robot in advance, and then make it not issue junk information automatically through robot.

Further; In the present invention; With identifying code input frame corresponding prompt message is to generate at random; And need the user through could drawing the corresponding relation of identifying code picture and identifying code input frame behind the human thinking according to said information, and the thinking ability of this human brain to be robot can't replace.Further preferably; Can in database, store a large amount of said informations; Make that the junk information publisher can't all informations of limit; Like this, said junk information publisher just can not make robot learning how draw the corresponding relation of identifying code picture and identifying code input frame according to said information.

Fig. 6 illustrates according to an embodiment of the present invention, a kind of network topology sketch map of control system of placing obstacles for junk information.Particularly, in the present embodiment, Fig. 6 shows some information and sends terminal, background service system 6 and third party system 61.Wherein, said information is sent the terminal and is comprised for example computer 601, PDA602 and mobile phone 603 etc.Further, said base station 7 is used to support said mobile phone 603 to be connected with mobile communication between the said background service system 6.Preferably, said control device 4 can be positioned at server end, and for example said control device 4 can be contained in the said background service system 6, can also be positioned at client, for example is positioned at user's terminating machine.In a preference; Said control device 4 can be connected to said background service system 6; Obtain said credit grade through said backstage service 6, and the whether consistent function of the identifying code that said identifying code and judges input be provided to said background service system 6 and said identifying code.This does not influence flesh and blood of the present invention, at this not in giving unnecessary details.

It will be apparent to those skilled in the art that; Network topological diagram shown in Figure 6 has been described a specific embodiment of the present invention: for example; Information is sent the terminal and is carried out the issue of information, and the control device 4 in the said background service system 6 is issued behavior according to control method provided by the invention through terminal information such as network control such as computer 601, PDA602.In control procedure, can obtain or confirm this user's credit grade information through each different deriving means (example first deriving means 411 as shown in Figure 7).Preferably, the deriving means that corresponding function can be installed according to actual needs is to gather required said credit grade; Multiple deriving means can be installed, particularly in suboptimum ground; Above-mentioned deriving means is gathered said credit grade selectively from different devices; Or the said credit grade that only adopts part to collect, this does not influence flesh and blood of the present invention, does not repeat them here.

According to aforesaid control method; In a preference; After said background service system 6 provides identifying code according to the said credit grade of obtaining from client (for example computer 601); And said identifying code being sent the terminal through the cordless communication network information that is sent to through network, the user carries out the input and the feedback of identifying code at the terminal.It will be appreciated by those skilled in the art that said cordless communication network can be any in bluetooth, Wi-Fi network and the Zigbee network, its concrete communication process can not repeat them here with reference to prior art; Said third party system 61 can be the news file management system.The said credit grade that system will receive is handled through corresponding data processor, uses predefined program that said credit grade is carried out analyzing and processing, thereby generates corresponding identifying code.

Further; Said background service system 6 can also obtain the credit grade of information transmitter from mobile memory medium; And after generating said identifying code thus; For example can feed back to the user in 603 at the terminal, the message input device of user through mobile phone 603, import said identifying code like cell phone keyboard, said identifying code transfers to said background service system 6 through base station 7.

In a preference of present embodiment, said third party system 61 can set up information database separately for a plurality of information transmitter, to different users different credit grades is provided, thereby realizes the multiple task management to the credit grade of a plurality of information transmitter.Further, when the user needed, the said credit grade that other users of user can be provided was with for referencial use.Further, said third party system 61 can store the said credit grade of said information transmitter on the network data services device of said third party system through keeper's port.Then, said credit grade is checked by the Profile system that this user can enter into oneself through number of the account and the password of oneself.Those skilled in the art can also combine the existing communication technology, change more embodiment and realize control method of the present invention, do not repeat them here.

Further, in different application scenes, third party system 61 can be other device.For example, can be a mobile memory medium, magnetic card, radio-frequency card or mobile communication terminal etc.Particularly, promptly said credit grade can be stored in arbitrary medium as required, it will be appreciated by those skilled in the art that the difference of said storage device does not influence the flesh and blood of present embodiment.

Further, it will be appreciated by those skilled in the art that said control device 4 as one independently external equipment preferably be installed in the remote server end, and keep the message transmission with third party system 61 through network.And in a variant, said control device 4 can be installed in information and send in terminal such as the computer.

In a preference of present embodiment, said control system also comprises the input equipment that is connected with said background server, and wherein, said input equipment comprises keyboard, writing pen and plate, virtual input keyboard etc.The input state switching device shifter is installed in the said input equipment.Preferably, the said first length attribute identifying code that provides to the user when said control system with only comprise small numbers of characters, the input of character is comparatively convenient; When the said second length attribute identifying code that provides to the user comprises a plurality of characters, the input of character is comparatively loaded down with trivial details, even needs the button operation operation of several seconds just can import required character fully.

In another variant of present embodiment; The user can import the threshold value indication information and send to said background server in said client such as PDA502; Said threshold value indication information is used to set said first threshold size; Wherein, said background system comprises a setting device, and its said threshold value indication information that is used for basis generates said first threshold information.Further, said second threshold value, said the 3rd threshold value also can be provided with similarly.It will be appreciated by those skilled in the art that those skilled in the art combine prior art and the foregoing description can realize said variant, do not repeat them here.

Fig. 7 illustrates according to a sixth embodiment of the invention, a kind of structure chart of control device of placing obstacles for junk information.Those skilled in the art can be interpreted as present embodiment and variant thereof to an embodiment according to the said background service system in the description of control method provided by the invention.Particularly, as shown in Figure 7 in the present embodiment, said control device 4 comprises that first confirms device 41, the second definite device 42 and first generator 43.Wherein, said first confirms that device 41 is used for confirming user's credit grade; Said second confirms that device 42 is used for confirming according to said credit grade the attribute of identifying code; Said first generator 43 is used for to said user said identifying code being provided.

Preferably; Said first confirms that device 41 comprises first deriving means 411 and the 12 definite device 412; Wherein, said first deriving means 411 is used to obtain and user's corresponding historical record, and the said the 12 confirms that device 412 is used for confirming said credit grade according to said historical record; Wherein, said historical record preferably includes the frequency of credit record, the number of times of being complained and the information of transmission.Preferably, said first deriving means 411 comprises second deriving means 4111, and wherein, said second deriving means 4111 is used for obtaining said credit grade from mobile memory medium.Preferably, said second confirms that device 42 comprises that the 3rd confirms device 421, and wherein, the said the 3rd confirms that device 421 is used for confirming according to said credit grade the length attribute of said identifying code.Preferably; The said the 3rd confirms that device 421 comprises first judgment means the 4211, the 4th definite device 4212 and the 5th definite device 4213; Wherein, Said first judgment means 4211 is used to judge whether said credit grade is higher than first threshold, and the said the 4th confirms that device 4212 is used for when said credit grade is higher than first threshold, and the length attribute of confirming said identifying code is first length; The said the 5th confirms that device 4213 is used for when said credit grade is not higher than first threshold, and the length attribute of confirming said identifying code is second length.

More particularly, in the present embodiment, at first obtain and user's corresponding historical record through said first deriving means 411.More particularly, said obtaining with user's corresponding historical record preferably obtained from this locality of said background service system, stores said user's corresponding historical information issue record in the said background service system.Wherein, said historical record comprises that other users are to information such as the said evaluation that releases news, complaints.And in another preference; Further; The said mode of obtaining can be to send a request of data information by said background service system to a third party system, and said history information feeds back in said third party system after receiving said request of data information.

In a preference of present embodiment, said first deriving means 411 comprises second deriving means 4111, and it is used for obtaining said credit grade from mobile memory medium.Particularly, said background service system obtains said credit grade information from the portable hard drive lamp apparatus.

Next, the said the 12 definite device 412 is confirmed said credit grade according to said historical record.Particularly, according to the said historical record that obtains, as the user whether once by complain send number of times that junk information, said user complained what etc. information confirm user's credit grade.Preferably, if do not have by complains records in said user's corresponding historical record, confirm that then said user is high credit customer; If have by complains records in said user's corresponding historical record, confirm that then said user is low credit customer.Further; In conjunction with in the first embodiment according to the invention to the division of said user gradation; Be arranged as " 9 " " 8 " by being reduced by credit grade successively in said user's corresponding historical record by the complains records number of times ... " 1 ", wherein, credit grade " 1 " is minimum rank.The historical record of being complained is many more, confirms that said user is low-level more credit grade.In an embodiment, the frequency of sending information as if the user is too high, and the then said the 12 definite device confirms that said user's credit grade is enemy's grade credit.In a variant, the said the 12 definite device can also be confirmed said user's credit grade according to user's historical credit record.

Then, through said first judgment means 4211, judge whether said credit grade is higher than first threshold.In conjunction with the descending from high to low of credit grade described in the previous embodiment is " 9 " " 8 " ... " 1 "; Contrast the class value of said credit grade and the size of said first threshold; In the present embodiment, the big more expression credit grade of the class value of credit grade is high more, preferably; Said first threshold is " 6 ", judges then whether said credit grade is higher than the i.e. class value of more said credit grade of first threshold and the size of said first threshold " 6 ".For example, said user's credit grade is " 3 ", and then said credit grade is not higher than first threshold; Said user's credit grade is " 8 ", and then said credit grade is higher than first threshold.It will be apparent to those skilled in the art that; The concrete size of said first threshold can change to arbitrary value according to concrete needs, for example, and in a variant; Said first threshold can be more greater or lesser than " 6 ", and promptly said first threshold can be " 2 ", " 7 " or other values.It will be apparent to those skilled in the art that; Preferably; The concrete size of said first threshold should be in the scope of the class value of said credit grade; In another variant, the size of said first threshold can be not yet in the scope of the class value of said credit grade, promptly greater than the maximum of the class value of said credit grade or less than the minimum value of the class value of said credit grade.

Then; Judged result according to 4211 execution of said first judgment means; If the judged result that said first judgment means 4211 is carried out is sure; Be that said credit grade is higher than said first threshold, then next trigger the 4th and confirm device 4212 that the length attribute of confirming said identifying code is first length; If the judged result that said first judgment means 4211 is carried out is for what negate, promptly said credit grade is not higher than said first threshold, then next triggers the 5th and confirms device 4213, and the length attribute of confirming said identifying code is second length.Wherein, the length attribute of said identifying code is what of number that will write character immediately in the identifying code, said relatively second length; The number of characters of the identifying code of said first length is less, and preferably, can set said second length is 9; Then can set said first length is 4, and for example the length of character string " qwer " is 4, further; Said length attribute is the character string that can also comprise other length of the first length identifying code; Like 2 characters, it will be appreciated by those skilled in the art that the essence that how much does not influence present embodiment of the quantity of said character.

Wherein, through the said the 5th definite device 4213, the length attribute of confirming said identifying code is second length.Wherein, said relatively first length, the number of characters of the identifying code of said second length is more; Preferably; Can set said first length is 6, and then can set said second length is 8, and for example the number of character is 8 in the character string " qwertyui "; Further; Said length attribute is the character string that can also comprise other character numbers of the second length identifying code, as contains the character string of 6 characters or 9 characters, it will be apparent to those skilled in the art that; What of the quantity of said character do not influence the enforcement of present embodiment, but the character figure place that the identifying code of said second length attribute comprises is more than the character figure place that the identifying code of said first length attribute comprises.

After the length attribute through the said the 4th definite device 4212 or the said the 5th definite device 4213 definite said identifying codes, through said first generator 43, said identifying code is provided at last to the user.Be that the said the 4th definite device 4212 or the said the 5th is confirmed after the corresponding information processing of device 4213 execution; Next all will trigger said first generator 43; Promptly according to first length attribute or second length attribute confirmed; The random string of the respective length of the said length attribute of correspondence is write in the picture control, promptly can be used as a simple identifying code picture.

In a variant of present embodiment, said second deriving means 4111 can be changed to the 3rd deriving means, and it is used for from obtaining said credit grade with said publisher's corresponding mobile terminal.Similarly, in more variant, said second deriving means 4111 can also be changed to the 4th deriving means, and it is used for obtaining said credit grade from magnetic stripe card; The 5th deriving means, it is used for obtaining said credit grade or the 6th deriving means from radio-frequency card, and it is used for obtaining said credit grade from the third party system.Further, in a variant, can also comprise a plurality of said deriving means simultaneously in the said control device 4, it will be appreciated by those skilled in the art that said variation does not influence the enforcement of present embodiment, does not repeat them here.

In another variant of present embodiment; In said second definite device 42 the 3rd confirms that device 421 can be changed to the 6th and confirm device, and preferably, the said the 6th confirms to comprise in the device second judgment means, the 7th definite device and the 8th definite device; Wherein, Said second judgment means is used to judge whether said credit grade is higher than said second threshold value, and the said the 7th confirms that device is used for when said credit grade is higher than second threshold value, the individual number attribute of confirming said identifying code be first number and; The said the 8th confirms that device is used for when said credit grade is not higher than second threshold value; The individual number attribute of confirming said identifying code is second number, and those skilled in the art can realize this variant with reference to the step S241 among the embodiment shown in Fig. 3, step S242 and step S243, do not repeat them here.

Similarly; In another variant of present embodiment, said second confirms that the 3rd definite device in the device can also be changed to the 9th definite device, and it is used for confirming according to said credit grade the position attribution of said identifying code; It is the said the 9th definite device is confirmed said identifying code according to the concrete height of the credit grade that receives position attribution; Credit grade is high more, then confirms to meet the position attribution that the user judges accordingly, is convenient to User Recognition.Further, the said the 9th confirms that device preferably includes the 3rd judgment means, the tenth and confirms device and the 11 definite device, wherein; Said the 3rd judgment means, it is used to judge whether said credit grade is higher than the 3rd threshold value, the said the tenth confirms device; It is used for when said credit grade is higher than the 3rd threshold value; The position attribution of confirming said identifying code be primary importance relation and, the said the 11 confirms device, it is used for when said credit grade is not higher than the 3rd threshold value; The individual number attribute of confirming said identifying code is a second place relation; In conjunction with previous embodiment, the said the tenth confirm that device confirms that the position attribution of said identifying code is the primary importance relation after, promptly confirm said identifying code and identifying code input frame adjacent on the position, be that the user can conveniently find said identifying code near the identifying code input frame; Further; After the said the 11 definite device confirms that the position attribution of said identifying code is second place relation; Confirm that promptly said identifying code and identifying code input frame are non-conterminous on the position, promptly the user need find the corresponding target identifying code of identifying code input frame according to other information.Those skilled in the art can realize this variant with reference to the step S241 among the embodiment shown in Fig. 4, step S242 and step S243, do not repeat them here.It will be appreciated by those skilled in the art that to combine prior art and previous embodiment to realize said variation, said variation does not influence essence of the present invention, does not repeat them here.

In another variant of present embodiment, said control device 4 can also comprise one is used to judge whether said credit grade is the device of the highest or minimum credit grade, if this device result of determination is for being then said control method end.In this variant, after said first deriving means 41 obtains credit grade, will trigger this device and judge.Wherein, said minimum credit grade is represented the faithlessness user, and it is according to repeatedly information transmission record or other users report etc. were confirmed in the past.Particularly, for example, the said user who from other users' complains records, obtains is complained number of times extremely many, confirms that said user is the lowest class user, then need not it is verified, directly refuses the transmission request of said user profile; Further; In another variant, if confirmed that said user is the highest credit grade user, then need not it is verified; Directly accept the highest said credit customer and carry out the behaviors such as transmission request of information; If said user is common credit grade user, then need can permit it and release news through the identifying code authentication, continue that then said credit grade is sent to said second and confirm device 42.

In another variant of present embodiment; Said control device 4 can also comprise one first modifier, particularly, and after said first generator 43 is carried out; Whether the identifying code according to user's input correctly makes amendment to said credit grade; This situation is that the authority of said background service system is higher, has authority that said credit grade is made amendment; Perhaps said credit grade information data is not in the write-protect state, can rewrite data.It will be appreciated by those skilled in the art that the increase of said first modifier does not influence the enforcement of present embodiment.

More than specific embodiment of the present invention is described.It will be appreciated that the present invention is not limited to above-mentioned specific implementations, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not influence flesh and blood of the present invention.

Claims

1. a control method of placing obstacles for junk information is characterized in that, comprises the steps:

A. confirm user's credit grade;

B. confirm the attribute of identifying code according to said credit grade;

C. to the user said identifying code is provided.

2. control method according to claim 1 is characterized in that the attribute of said identifying code comprises length attribute, and wherein, said step b comprises the steps:

B1. confirm the length attribute of said identifying code according to said credit grade.

3. control method according to claim 2 is characterized in that said step b1 comprises the steps:

B11. judge whether said credit grade is higher than first threshold,

Wherein, any step during said step b1 also comprises the steps:

B12. if said credit grade is higher than first threshold, confirm that then the length attribute of said identifying code is first length; Perhaps

B13. if said credit grade is not higher than first threshold, confirm that then the length attribute of said identifying code is second length,

Wherein, said first length is less than said second length.

4. according to each described control method in the claim 1 to 3, it is characterized in that the attribute of said identifying code comprises the number attribute, wherein, said step b comprises the steps:

B1 '. confirm the individual number attribute of said identifying code according to said credit grade.

5. control method according to claim 4 is characterized in that said step b1 ' comprises the steps:

B11 '. judge whether said credit grade is higher than second threshold value,

Wherein, any step during said step b1 ' also comprises the steps:

B12 '. if said credit grade is higher than second threshold value, confirm that then the individual number attribute of said identifying code is first number; Perhaps

B13 '. if said credit grade is not higher than second threshold value, confirm that then the individual number attribute of said identifying code is second number,

Wherein, said first number is less than said second number.

6. according to each described control method in the claim 1 to 5, it is characterized in that the attribute of said identifying code comprises position attribution; Wherein, Said position attribution is indicated the position relation of said identifying code and identifying code input frame, and wherein, said step b comprises the steps:

B1 ". confirm the position attribution of said identifying code according to said credit grade.

7. control method according to claim 6 is characterized in that said step b1 " comprises the steps:

B11 ". judge whether said credit grade is higher than the 3rd threshold value,

Wherein, said step b1 " any step in also comprising the steps:

B12 '. if said credit grade is higher than the 3rd threshold value, the position attribution of then confirming said identifying code is the primary importance relation; Perhaps

B13 '. if said credit grade is not higher than the 3rd threshold value, the individual number attribute of then confirming said identifying code is a second place relation.

8. control method according to claim 7 is characterized in that, when the position attribution of said identifying code is a primary importance when concerning, said identifying code and identifying code input frame are adjacent on the position.

9. according to claim 7 or 8 described control methods, it is characterized in that when the position attribution of said identifying code is the second place when concerning, said identifying code and identifying code input frame are non-conterminous on the position.

10. according to each described control method in the claim 1 to 9, it is characterized in that said step a comprises the steps:

A1. obtain and user's corresponding historical record;

A2. confirm said credit grade according to said historical record.

11. control method according to claim 10 is characterized in that, said historical record comprise in the following information each or appoint multinomial information:

-credit record;

The number of times that-quilt is complained; And

The frequency of-transmission information.

12., it is characterized in that any during said step a1 comprises the steps or a plurality of steps according to claim 10 or 11 described control methods:

-from mobile memory medium, obtain said credit grade;

-from portable terminal, obtain said credit grade;

-from magnetic stripe card, obtain said credit grade;

-from radio-frequency card, obtain said credit grade; And

-from the third party system, obtain said credit grade.

13. a control device of placing obstacles for junk information is characterized in that, comprises like lower device:

First confirms device, and it is used for confirming user's credit grade;

Second confirms device, and it is used for confirming according to said credit grade the attribute of identifying code;

First generator, it is used for to said user said identifying code being provided.

14. control device according to claim 13 is characterized in that, the attribute of said identifying code comprises length attribute, and wherein, said second confirms that device comprises like lower device:

The 3rd confirms device, and it is used for confirming according to said credit grade the length attribute of said identifying code.

15. control device according to claim 14 is characterized in that, the said the 3rd confirms that device comprises like lower device:

First judgment means, it is used to judge whether said credit grade is higher than first threshold,

Wherein, the said the 3rd confirms that device also comprises like any device in the lower device:

-Di four confirms device, and it is used for when said credit grade is higher than first threshold, and the length attribute of confirming said identifying code is first length; Perhaps

-Di five confirms device, and it is used for when said credit grade is not higher than first threshold, and the length attribute of confirming said identifying code is second length,

Wherein, said first length is less than said second length.

16. according to each described control device in the claim 13 to 15, it is characterized in that the attribute of said identifying code comprises the number attribute, wherein, said second confirms that device comprises like lower device:

The 6th confirms device, and it is used for confirming according to said credit grade the individual number attribute of said identifying code.

17. control device according to claim 16 is characterized in that, the said the 6th confirms that device comprises like lower device:

Second judgment means, it is used to judge whether said credit grade is higher than second threshold value,

Wherein, the said the 6th confirms that device also comprises like any device in the lower device:

-Di seven confirms device, and it is used for when said credit grade is higher than second threshold value, and the individual number attribute of confirming said identifying code is first number; Perhaps

-Di eight confirms device, and it is used for when said credit grade is not higher than second threshold value, and the individual number attribute of confirming said identifying code is second number,

Wherein, said first number is less than said second number.

18., it is characterized in that the attribute of said identifying code comprises position attribution according to each described control device in the claim 13 to 17; Wherein, Said position attribution is indicated the position relation of said identifying code and identifying code input frame, and wherein, said second confirms that device comprises like lower device:

The 9th confirms device, and it is used for confirming according to said credit grade the position attribution of said identifying code.

19. control device according to claim 18 is characterized in that, the said the 9th confirms that device comprises like lower device:

The 3rd judgment means, it is used to judge whether said credit grade is higher than the 3rd threshold value,

Wherein, the said the 9th confirms that device also comprises like any device in the lower device:

-Di ten confirms device, and it is used for when said credit grade is higher than the 3rd threshold value, and the position attribution of confirming said identifying code is the primary importance relation; Perhaps

-Di 11 confirms device, and it is used for when said credit grade is not higher than the 3rd threshold value, and the individual number attribute of confirming said identifying code is a second place relation.

20. control device according to claim 19 is characterized in that, when the position attribution of said identifying code is a primary importance when concerning, said identifying code and identifying code input frame are adjacent on the position.

21., it is characterized in that when the position attribution of said identifying code is the second place when concerning, said identifying code and identifying code input frame are non-conterminous on the position according to claim 19 or 20 described control device.

22., it is characterized in that said first confirms that device comprises like lower device according to each described control device in the claim 13 to 21:

-the first deriving means, it is used to obtain and user's corresponding historical record;

-Di 12 confirms device, and it is used for confirming said credit grade according to said historical record.

23. control device according to claim 22 is characterized in that, said historical record comprise in the following information each or appoint multinomial information:

-credit record;

The number of times that-quilt is complained; And

The frequency of-transmission information.

24. according to claim 22 or 23 described control device, it is characterized in that, said first deriving means comprise as in the lower device any or appoint multiple arrangement:

-the second deriving means, it is used for obtaining said credit grade from mobile memory medium;

-Di three deriving means, it is used for from obtaining said credit grade with said publisher's corresponding mobile terminal;

-Di four deriving means, it is used for obtaining said credit grade from magnetic stripe card;

-Di five deriving means, it is used for obtaining said credit grade from radio-frequency card; And

-Di six deriving means, it is used for obtaining said credit grade from the third party system.