CN102867159B - Method, system, client and server for inputting password by soft keyboard - Google Patents
Method, system, client and server for inputting password by soft keyboard Download PDFInfo
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- CN102867159B CN102867159B CN201110186370.5A CN201110186370A CN102867159B CN 102867159 B CN102867159 B CN 102867159B CN 201110186370 A CN201110186370 A CN 201110186370A CN 102867159 B CN102867159 B CN 102867159B
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Abstract
The embodiment of the invention discloses a method for inputting a password by a soft keyboard. The method comprises the following steps that: a client transmits a soft keyboard obtaining request to a server, and receives a soft keyboard picture and a transformation factor returned by the server; the client transforms the soft keyboard picture according to a preset disorder algorithm and the transformation factor, generates an input keyboard and a memory keyboard, and establishes a mapping relation between the input keyboard and the memory keyboard; the client displays the input keyboard, and when a user inputs the password on the input keyboard, the client processes the password and then transmits the password to the server according to the mapping relation between the input keyboard and the memory keyboard. The embodiment of the invention also discloses a client, a server and a system for inputting the password by the soft keyboard. According to the method and system, the security of inputting the password through the soft keyboard can be improved.
Description
Technical field
The present invention relates to soft keyboard technology field, particularly relate to and a kind ofly realize the method for Password Input, system, client and server by soft keyboard.
Background technology
Soft keyboard is the keyboard of software simulation, and the button can clicked on soft keyboard by mouse realizes the input of character.Soft keyboard is often applied to the input realizing password, because soft keyboard is by mouse (that is: the mouse in operating system, be called for short system mouse) when carrying out Password Input, password is held from start to finish and all can not expressly be occurred by character in any form, therefore relative to common Text Entry or hard manual, soft keyboard has higher security.
At present, the scheme being realized the input of password by soft keyboard is: server issues one group of picture sequentially upset to client, and every pictures is a corresponding character respectively, and its corresponding relation is stored in server; This picture group sheet that server issues by client is combined into soft keyboard and is shown to user, wherein, and the corresponding pictures of each character keys in soft keyboard; When user inputs password, client obtains picture sequence numbers corresponding to each character of password successively according to the operation of the mousebutton of user, and the picture sequence numbers sequence got is sent to server; The corresponding relation of server by preserving in advance, the password that acquisition picture sequence numbers sequence pair is answered also carries out password authentification.
Existingly realized in the scheme of the input of password by soft keyboard, after the picture sequence numbers that each character of the password that client gets is corresponding, wooden horse easier can obtain each picture sequence numbers from the internal memory of client, coordinate the position of interception system mouse and the event of system mouse, screenshotss in conjunction with the soft keyboard shown client operate, wooden horse can obtain the corresponding relation of picture and character and release password, and the password causing user to input is stolen, and security is lower.
Summary of the invention
Embodiment of the present invention technical matters to be solved is, provides a kind of and realizes the method for Password Input, system, client and server by soft keyboard, can be hoisted through the security that soft keyboard carries out Password Input.
In order to solve the problems of the technologies described above, embodiments provide a kind of method being realized Password Input by soft keyboard, comprising:
User end to server sends soft keyboard and obtains request, and receives soft keyboard picture and transformation factor that described server returns;
Described client, according to the out of order algorithm preset and described transformation factor, converts described soft keyboard picture, generates input keyboard and internal memory keyboard, and sets up the mapping relations of described input keyboard and described internal memory keyboard;
Described client shows described input keyboard, and when user inputs password on described input keyboard, described client, according to the mapping relations of described input keyboard and described internal memory keyboard, is sent to described server after processing to described password.
Wherein, described user end to server sends soft keyboard and obtains request, and receives soft keyboard picture and transformation factor that described server returns, comprising:
When receiving the Password Input request of user, user end to server sends soft keyboard and obtains request;
Described server obtains request according to described soft keyboard, based on the mapping algorithm that the transformation factor preset is corresponding, and generating soft keyboard picture;
Described soft keyboard picture and described default transformation factor are returned to described client by described server.
Wherein, described client, according to the out of order algorithm preset and described transformation factor, converts described soft keyboard picture, generates input keyboard and internal memory keyboard, and sets up the mapping relations of described input keyboard and described internal memory keyboard, comprising:
Described client, according to the out of order algorithm preset, carries out out of order conversion to described soft keyboard picture, generates input keyboard;
Described client, based on mapping algorithm corresponding to described transformation factor, converts described soft keyboard picture, generates internal memory keyboard;
Described client sets up the mapping relations of described input keyboard and described internal memory keyboard;
Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
Wherein, after described client shows described input keyboard, before the password that reception user inputs on described input keyboard, also comprise:
When detecting that system mouse enters in described input keyboard, system mouse described in described client hidden, and input mouse is shown in described input keyboard;
When detecting that described input mouse is positioned at arbitrary key area on described input keyboard, input mouse described in described client hidden;
Wherein, described input mouse is corresponding with described system mouse, and described user carries out Password Input by described input mouse on described input keyboard.
Wherein, when user inputs password on described input keyboard, described client, according to the mapping relations of described input keyboard and described internal memory keyboard, is sent to described server after processing, comprises described password:
When the button operation of described input mouse being detected, the button sequence number that when described client obtains described button operation, the key area residing for coordinate of described input mouse is corresponding;
When the password confirming operation of user being detected, the button numeric order obtained successively is formed the password that described user inputs on described input keyboard by described client;
The password that user inputs on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, is converted to password corresponding to described internal memory keyboard by described client;
Password after conversion is sent to described server by described client;
Wherein, the password that user inputs on described input keyboard is: the button sequence number sequence that described client obtains successively.
Wherein, described client also comprises: described server, based on mapping algorithm corresponding to described default transformation factor, is verified the password that described client sends after the password after conversion is sent to described server.
Correspondingly, the embodiment of the present invention additionally provides a kind of client, comprising:
Request receiving module, obtains request for sending soft keyboard to server, and receives soft keyboard picture and transformation factor that described server returns;
Processing module, for according to the out of order algorithm preset and described transformation factor, converts the soft keyboard picture that described request receiver module receives, generates input keyboard and internal memory keyboard, and set up the mapping relations of described input keyboard and described internal memory keyboard;
Display load module, for showing the input keyboard that described processing module obtains, when user inputs password on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, after described password is processed, be sent to described server.
Wherein, described request receiver module comprises:
Request unit, for when receiving the Password Input request of user, sending soft keyboard to server and obtaining request;
Receiving element, for receiving the soft keyboard picture and transformation factor that described server returns.
Wherein, described processing module comprises:
First processing unit, for according to the out of order algorithm preset, carries out out of order conversion to described soft keyboard picture, generates input keyboard;
Second processing unit, for based on mapping algorithm corresponding to described transformation factor, converts described soft keyboard picture, generates internal memory keyboard;
Set up unit, the mapping relations between the internal memory keyboard that input keyboard and described second processing unit for setting up described first processing unit acquisition obtain;
Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
Wherein, described client also comprises:
Mouse control module, for when detecting that system mouse enters in described input keyboard, hiding described system mouse, and show input mouse in described input keyboard; When detecting that described input mouse is positioned at arbitrary key area on described input keyboard, hide described input mouse;
Wherein, described input mouse is corresponding with described system mouse, and described user carries out Password Input by described input mouse on described input keyboard.
Wherein, described display load module comprises:
Display unit, for showing described input keyboard;
Acquiring unit, for when the button operation of the input mouse that described display unit shows being detected, obtains the button sequence number that the key area residing for coordinate of described input mouse during described button operation is corresponding;
Assembled unit, for when the password confirming operation of user being detected, the button sequence number obtained successively by described acquiring unit forms the password that described user inputs on described input keyboard according to the order of sequence;
Converting unit, for the mapping relations according to described input keyboard and described internal memory keyboard, the password that the described user be combined to form by described assembled unit inputs on described input keyboard is converted to password corresponding to described internal memory keyboard;
Transmitting element, the password for described converting unit being obtained is sent to described server.
Wherein, the password that user inputs on described input keyboard is: the button sequence number sequence that described client obtains successively.
Correspondingly, the embodiment of the present invention additionally provides a kind of server, comprising:
Generation module, for when receiving the soft keyboard acquisition request that client sends, based on the mapping algorithm that the transformation factor preset is corresponding, generating soft keyboard picture;
Request respond module, returns to described client for the soft keyboard picture that generated by described generation module and described default transformation factor;
Receiver module, for receiving the password that described client sends.
Wherein, described server also comprises:
Password authentication module, for based on mapping algorithm corresponding to described default transformation factor, verifies the password that described receiver module receives.
Correspondingly, the embodiment of the present invention additionally provides a kind of system being realized Password Input by soft keyboard, comprises server and at least one client, wherein:
Described client, request is obtained for sending soft keyboard to described server, according to the transformation factor that the out of order algorithm preset and described server return, the soft keyboard picture that described server returns is converted, generate input keyboard and internal memory keyboard, set up the mapping relations of described input keyboard and described internal memory keyboard; Show described input keyboard, when user inputs password on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, after described password is processed, be sent to described server;
Described server, during for obtaining request when the soft keyboard receiving client transmission, returning to described client by soft keyboard picture and default transformation factor, and receiving the password of described client transmission.
Implement the embodiment of the present invention, there is following beneficial effect:
The transformation factor that the client of the embodiment of the present invention returns according to server, carries out conversion to soft keyboard picture and obtains internal memory keyboard; Client, according to the out of order algorithm preset, is carried out conversion to soft keyboard picture and is obtained input keyboard, and set up the mapping relations between internal memory keyboard and input keyboard; When user carries out Password Input by input keyboard, this password is converted to password corresponding to internal memory keyboard by mapping relations by client.The password that the internal memory keyboard that wooden horse obtains only can intercept and capture conversion from internal memory after is corresponding, and the arrangement of input keyboard only can be obtained by screenshotss, therefore, even if coordinate the password and screenshotss operation intercepted and captured, wooden horse still cannot release the proper password of user's input, thus improves the security being carried out Password Input by soft keyboard.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation being realized the embodiment of the system of Password Input by soft keyboard of the present invention;
Fig. 2 is the structural representation of the first embodiment of client of the present invention;
Fig. 3 is the structural representation of the second embodiment of client of the present invention;
Fig. 4 is the structural representation of the embodiment of the request receiving module of client of the present invention;
Fig. 5 is the structural representation of the embodiment of the processing module of client of the present invention;
Fig. 6 is the structural representation of the embodiment of the display load module of client of the present invention;
Fig. 7 is the structural representation of the first embodiment of server of the present invention;
Fig. 8 is the structural representation of the second embodiment of server of the present invention;
Fig. 9 is the process flow diagram being realized the first embodiment of the method for Password Input by soft keyboard of the present invention;
Figure 10 is the process flow diagram being realized the second embodiment of the method for Password Input by soft keyboard of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Referring to Fig. 1, is the structural representation being realized the embodiment of the system of Password Input by soft keyboard of the present invention; Described system comprises: server and at least one client, and three clients have been shown in Fig. 1, and in practical application, described client is not limited to three, and they can for any one or more clients be connected with described server.
Described client, request is obtained for sending soft keyboard to described server, according to the transformation factor that the out of order algorithm preset and described server return, the soft keyboard picture that described server returns is converted, generate input keyboard and internal memory keyboard, set up the mapping relations of described input keyboard and described internal memory keyboard; Show described input keyboard, when user inputs password on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, after described password is processed, be sent to described server.
It should be noted that, client described in the embodiment of the present invention includes but not limited to: mobile phone, PDA(Personal Digital Assistant, personal digital assistant), PC(Personal Computer, personal computer), any one or more in smart mobile phone.
Described server, during for obtaining request when the soft keyboard receiving client transmission, returning to described client by soft keyboard picture and default transformation factor, and receiving the password of described client transmission.
In order to be illustrated more clearly in the present invention, describe in detail to the client in said system below.
Referring to Fig. 2, is the structural representation of the first embodiment of client of the present invention; Described client comprises:
Request receiving module 101, obtains request for sending soft keyboard to server, and receives soft keyboard picture and transformation factor that described server returns.
When user needs to use soft keyboard input password, user can click soft keyboard icon and send Password Input request, and when described request receiver module 101 receives the Password Input request of user, generating soft keyboard obtains request, to described server request soft keyboard.Described request receiver module 101 also obtains for receiving described server the soft keyboard picture and transformation factor asking to return according to described soft keyboard.Wherein, the soft keyboard picture that described server returns can be the complete picture that an order is upset, and also can be the picture that one group of order is upset; Described transformation factor is: that described server is preset, carry out the algorithm seed of out of order conversion to each character in the soft keyboard of normal sequence; Described mapping algorithm can be any one in the dynamic algorithm such as random algorithm or out of order algorithm.
Processing module 102, the out of order algorithm preset for basis and described transformation factor, the soft keyboard picture that described request receiver module 101 receives is converted, generates input keyboard and internal memory keyboard, and set up the mapping relations of described input keyboard and described internal memory keyboard.
Described input keyboard be that described client is shown to user, for the soft keyboard of Password Input; Described internal memory keyboard is the soft keyboard being stored in described client internal memory.Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
Display load module 103, for showing the input keyboard that described processing module 102 obtains, when user inputs password on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, after described password is processed, be sent to described server.
When user carries out Password Input on the input keyboard that described display load module 103 shows, described display load module 103 obtains the password of user's input, and according to the mapping relations of described input keyboard and described internal memory keyboard, the password that the password that the described user obtained inputs on described input keyboard is converted to described internal memory keyboard corresponding is sent to described server.Be understandable that, described display load module 103 also for showing the mark of Password Input in Text Entry, such as: if user have input six passwords, described display load module 103 shows in Text Entry " * * * * * * ", the figure place of the password of password and input has been inputted with reminding user, the procedure for displaying of the mark of described display load module 103 pairs of Password Inputs is same as the prior art, is not repeated herein.
The embodiment of the present invention generates internal memory keyboard and input keyboard in client, and sets up the mapping relations between internal memory keyboard and input keyboard; When user carries out Password Input by input keyboard, this password is converted to password corresponding to internal memory keyboard by mapping relations by client.The password that the internal memory keyboard that wooden horse obtains only can intercept and capture conversion from internal memory after is corresponding, and the arrangement of input keyboard only can be obtained by screenshotss, therefore, even if coordinate the password and screenshotss operation intercepted and captured, wooden horse still cannot release the proper password of user's input, thus improves the security being carried out Password Input by soft keyboard.
Referring to Fig. 3, is the structural representation of the second embodiment of client of the present invention; Identical with a upper embodiment, described client comprises: request receiving module 101, processing module 102 and display load module 103.In the present embodiment, described client comprises further:
Mouse control module 104, for when detecting that system mouse enters in described input keyboard, hiding described system mouse, and show input mouse in described input keyboard; When detecting that described input mouse is positioned at arbitrary key area on described input keyboard, hide described input mouse.
Described system mouse is the mouse in the operating system of described client, that described input mouse provides on described input keyboard for described client, carry out Password Input for user mouse.Described input mouse is corresponding with described system mouse, and described user carries out Password Input by described input mouse on described input keyboard.In specific implementation, the coordinate of described input mouse is that the fortran of coordinate through presetting of described system mouse obtains, such as: the coordinate+side-play amount of the coordinate=described system mouse of described input mouse, this formula preset and side-play amount are all stored in the storage space of described client, this security of storage space is higher, not easily by inbreaking of Trojan horse.Be understandable that, above-mentioned formula is only citing, other preset formula when can similar analysis, be not repeated herein.
When detecting that system mouse enters in described input keyboard, described mouse control module 104 hides described system mouse, and shows input mouse in described input keyboard.In specific implementation, the mode that described mouse control module 104 hides described system mouse is: be set to transparent by described system mouse, and afterwards, user then cannot see described system mouse on the display screen of client; Be understandable that, Stealth Modus is only citing herein.When user's rolling mouse, described client only moves input mouse in described input keyboard to respond the operation of user.The coordinate of described input mouse and described system mouse converts by described mouse control module 104, and the coordinate that can prevent wooden horse from passing through to intercept and capture described system mouse obtains real mouse position, improves input safety.
When detecting that described input mouse is positioned at arbitrary key area on described input keyboard, namely when user clicks the button residing for described input mouse in advance, described mouse control module 104 hides described input mouse.In specific implementation, the mode that described mouse control module 104 hides described input mouse is: be set to transparent by described input mouse, and afterwards, user then cannot see described system mouse on the display screen of client; Be understandable that, Stealth Modus is only citing herein, other situations, such as: the virtual mouse provided for described client due to described input mouse, when the hiding described input mouse of needs, described mouse control module 104 controls described client and interrupts providing of described input mouse, and user then cannot see described input mouse in described input keyboard, can similar analysis in above-mentioned situation, be not repeated herein.Hide input mouse when the pre-click keys operation of input mouse, can prevent wooden horse from obtaining user to the operation of input mouse by screenshotss, improve security further.
The embodiment of the present invention improves the threshold that password intercepted and captured by wooden horse, coordinate between the input mouse that input password adopts and system mouse converts, the coordinate effectively preventing wooden horse from passing through to intercept and capture described system mouse obtains real mouse position, improves input safety; Hide input mouse when the pre-click keys operation of input mouse, effectively prevent wooden horse from obtaining user to the operation of input mouse by screenshotss, improve security further.
In order to be illustrated more clearly in the present invention, describe in detail to each module of client of the present invention below.
Referring to Fig. 4, is the structural representation of the embodiment of the request receiving module of client of the present invention; Described request receiver module 101 comprises:
Request unit 111, for when receiving the Password Input request of user, sending soft keyboard to server and obtaining request.
When user needs to use soft keyboard input password, user can click soft keyboard icon and send Password Input request, and when described request unit 111 receives the Password Input request of user, generating soft keyboard obtains request, to described server request soft keyboard.
Receiving element 112, for receiving the soft keyboard picture and transformation factor that described server returns.
Described receiving element 112 receives described server and obtains the soft keyboard picture and transformation factor asking to return according to the soft keyboard of described request unit 111.Wherein, the soft keyboard picture that described server returns can be the complete picture that an order is upset, and also can be the picture that one group of order is upset; Described transformation factor is: that described server is preset, carry out the algorithm seed of out of order conversion to each character in the soft keyboard of normal sequence; Described mapping algorithm can be any one in the dynamic algorithm such as random algorithm or out of order algorithm.
Referring to Fig. 5, is the structural representation of the embodiment of the processing module of client of the present invention; Described processing module 102 comprises:
First processing unit 211, for according to the out of order algorithm preset, carries out out of order conversion to described soft keyboard picture, generates input keyboard.
Described client pre-sets out of order algorithm, and described out of order algorithm is a kind of random algorithm order upset.Described soft keyboard picture is carried out out of order conversion based on the out of order algorithm preset by described first processing unit 211, generates input keyboard.
Second processing unit 212, for based on mapping algorithm corresponding to described transformation factor, converts described soft keyboard picture, generates internal memory keyboard.
As aforementioned, described transformation factor is: that described server is preset, carry out the algorithm seed of out of order conversion to each character in the soft keyboard of normal sequence; Described mapping algorithm can be any one in the dynamic algorithm such as random algorithm or out of order algorithm.Described second processing unit 212 carries out out of order conversion based on described mapping algorithm to described soft keyboard picture, generates internal memory keyboard.
Set up unit 213, the mapping relations between the internal memory keyboard that input keyboard and described second processing unit 212 for setting up described first processing unit 211 acquisition obtain.Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
Referring to Fig. 6, is the structural representation of the embodiment of the display load module of client of the present invention; Described display load module 103 comprises:
Display unit 311, for showing described input keyboard.
Acquiring unit 312, for when the button operation of the input mouse that described display unit 311 shows being detected, obtains the button sequence number that the key area residing for coordinate of described input mouse during described button operation is corresponding.
As aforementioned, described input mouse is corresponding with described system mouse, and described user carries out Password Input by described input mouse on described input keyboard.In specific implementation, the coordinate of described input mouse is that the fortran of coordinate through presetting of described system mouse obtains, such as: the side-play amount of the coordinate of the coordinate=described system mouse of described input mouse+default, this formula preset and the side-play amount preset all are stored in the storage space of described client, this security of storage space is higher, not easily by inbreaking of Trojan horse.When the button operation of described input mouse being detected, namely when user clicks the button on described input keyboard by described input mouse, the coordinate of described input mouse when first described acquiring unit 312 obtains described button operation, this coordinate can be obtained by the fortran of the coordinate of the system mouse of correspondence through presetting; Described acquiring unit 312 determines according to the coordinate of described input mouse the button sequence number that residing key area is corresponding.Be understandable that, because the coordinate of described input mouse and described system mouse converts, the coordinate that can prevent wooden horse from passing through to intercept and capture described system mouse obtains real mouse position, improves input safety.
As aforementioned, when described user is positioned at the arbitrary key area on described input keyboard by described input mouse, described input mouse is controlled to hide by described mouse control module 104; When described user clicks certain button, described client does not process the clicked button on described input keyboard: the color neither changing clicked button, the brightness of clicked button is not changed yet, can prevent wooden horse from obtaining the button operation of user by screenshotss like this, improve security further.
Assembled unit 313, for when the password confirming operation of user being detected, forms the password that described user inputs on described input keyboard according to the order of sequence by the button sequence number that described acquiring unit 312 obtains successively.
When user carries out repeatedly button operation continuously, described acquiring unit 312 obtains button sequence number during each button operation successively, when the password confirming operation of user being detected, each button numeric order is formed the password that described user inputs on described input keyboard by described assembled unit 313, and the password that described user inputs on described input keyboard is: the button sequence number sequence that described client obtains successively.
Converting unit 314, for the mapping relations according to described input keyboard and described internal memory keyboard, is converted to password corresponding to described internal memory keyboard by the password that the described user that described assembled unit 313 is combined to form inputs on described input keyboard.
Transmitting element 315, is sent to described server for the password described converting unit 314 be converted to.
The embodiment of the present invention improves the technical threshold that the password of user's input intercepted and captured by wooden horse, improves the security being carried out Password Input by soft keyboard.
In order to be illustrated more clearly in the present invention, describe in detail to the server realized in the system of Password Input by soft keyboard of the present invention below.
Referring to Fig. 7, is the structural representation of the first embodiment of server of the present invention; Described server comprises:
Generation module 201, for when receiving the soft keyboard acquisition request that client sends, based on the mapping algorithm that the transformation factor preset is corresponding, generating soft keyboard picture.
Described generation module 201, based on mapping algorithm corresponding to transformation factor preset, carries out out of order conversion to the order of each character in the soft keyboard of normal sequence, forms soft keyboard picture.According to the mapping algorithm preset, described soft keyboard picture can be the complete picture that an order is upset, and also can be the picture that one group of order is upset.
Request respond module 202, returns to described client for the soft keyboard picture that generated by described generation module 201 and described default transformation factor.
Receiver module 203, for receiving the password that described client sends.Described receiver module 203 is for receiving password corresponding to described internal memory keyboard that described client sends, user's input.
The embodiment of the present invention issues transformation factor by server while issuing soft keyboard picture, makes client generate internal memory keyboard according to transformation factor, and generates input keyboard according to the out of order algorithm preset, and sets up the mapping relations between internal memory keyboard and input keyboard; By mapping relations, the password inputted user is changed, improve the security being carried out Password Input by soft keyboard.
Referring to Fig. 8, is the structural representation of the second embodiment of server of the present invention; Identical with a upper embodiment, described server comprises: generation module 201, request respond module 202 and receiver module 203.In the present embodiment, described server comprises further:
Password authentication module 204, for based on mapping algorithm corresponding to described default transformation factor, verifies the password that described receiver module 203 receives.
The mapping algorithm conversion that the transformation factor issued according to described server due to the internal memory keyboard of described client is corresponding obtains, therefore, described password authentication module 204 can based on mapping algorithm corresponding to described default transformation factor, the password (button sequence number sequence) that the described internal memory keyboard that the described client that the described receiver module 203 that reduces receives sends is corresponding, obtains the password original text (character string) of user's input.Described password authentication module 204 is verified the password original text that reduction obtains, and its proof procedure is same as the prior art, is not repeated herein.
The embodiment of the present invention is reduced and is verified according to identical transformation factor to the password that client transmits by server, effectively improves the security being carried out Password Input by soft keyboard.
In order to be illustrated more clearly in the present invention, describe in detail to the method realizing Password Input by soft keyboard of the present invention below.
Referring to Fig. 9, is the process flow diagram being realized the first embodiment of the method for Password Input by soft keyboard of the present invention; Described method comprises:
S101, user end to server sends soft keyboard and obtains request, and receives soft keyboard picture and transformation factor that described server returns.
When user needs to use soft keyboard input password, user can click soft keyboard icon and send Password Input request, in step S101, when described client receives the Password Input request of user, then generating soft keyboard obtains request, to described server request soft keyboard.In step S101, described client also receives described server and obtains the soft keyboard picture and transformation factor asking to return according to described soft keyboard.Wherein, the soft keyboard picture that described server returns can be the complete picture that an order is upset, and also can be the picture that one group of order is upset; Described transformation factor is: that described server is preset, carry out the algorithm seed of out of order conversion to each character in the soft keyboard of normal sequence; Described mapping algorithm can be any one in the dynamic algorithm such as random algorithm or out of order algorithm.
S102, described client, according to the out of order algorithm preset and described transformation factor, converts described soft keyboard picture, generates input keyboard and internal memory keyboard, and sets up the mapping relations of described input keyboard and described internal memory keyboard.
Described input keyboard be that described client is shown to user, for the soft keyboard of Password Input; Described internal memory keyboard is the soft keyboard being stored in described client internal memory.Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
S103, described client shows described input keyboard, and when user inputs password on described input keyboard, described client, according to the mapping relations of described input keyboard and described internal memory keyboard, is sent to described server after processing to described password.
In step S103, described client shows described input keyboard to user, when user carries out Password Input on described input keyboard, described client obtains the password of user's input, and according to the mapping relations of described input keyboard and described internal memory keyboard, the password that the password that the described user obtained inputs on described input keyboard is converted to described internal memory keyboard corresponding is sent to described server.
The embodiment of the present invention generates internal memory keyboard and input keyboard in client, and sets up the mapping relations between internal memory keyboard and input keyboard; When user carries out Password Input by input keyboard, this password is converted to password corresponding to internal memory keyboard by mapping relations by client.The password that the internal memory keyboard that wooden horse obtains only can intercept and capture conversion from internal memory after is corresponding, and the arrangement of input keyboard only can be obtained by screenshotss, therefore, even if coordinate the password and screenshotss operation intercepted and captured, wooden horse still cannot release the proper password of user's input, thus improves the security being carried out Password Input by soft keyboard.
Referring to Figure 10, is the process flow diagram being realized the second embodiment of the method for Password Input by soft keyboard of the present invention; Described method comprises:
S201, when receiving the Password Input request of user, user end to server sends soft keyboard and obtains request.
When user needs to use soft keyboard input password, user can click soft keyboard icon and send Password Input request, in step S201, when described client receives the Password Input request of user, then generating soft keyboard obtains request, to described server request soft keyboard.
S202, described server obtains request according to described soft keyboard, based on the mapping algorithm that the transformation factor preset is corresponding, generating soft keyboard picture.
In step S202, described server, based on mapping algorithm corresponding to transformation factor preset, carries out out of order conversion to the order of each character in the soft keyboard of normal sequence, forms soft keyboard picture.According to the mapping algorithm preset, described soft keyboard picture can be the complete picture that an order is upset, and also can be the picture that one group of order is upset.
S203, described soft keyboard picture and described default transformation factor are returned to described client by described server.
In the present embodiment, step S201-S203 is the concrete refinement step of the step S101 of a upper embodiment.
S204, described client, according to the out of order algorithm preset, carries out out of order conversion to described soft keyboard picture, generates input keyboard.
Described client pre-sets out of order algorithm, and described out of order algorithm is a kind of random algorithm order upset.In step S204, described soft keyboard picture is carried out out of order conversion based on the out of order algorithm preset by described client, generates input keyboard.
S205, described client, based on mapping algorithm corresponding to described transformation factor, converts described soft keyboard picture, generates internal memory keyboard.
As aforementioned, described transformation factor is: that described server is preset, carry out the algorithm seed of out of order conversion to each character in the soft keyboard of normal sequence; Described mapping algorithm can be any one in the dynamic algorithm such as random algorithm or out of order algorithm.In step S205, described client carries out out of order conversion based on described mapping algorithm to described soft keyboard picture, generates internal memory keyboard.
S206, described client sets up the mapping relations of described input keyboard and described internal memory keyboard.
Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
In the present embodiment, step S204-S206 is the concrete refinement step of the step S102 of a upper embodiment.
S207, described client shows described input keyboard.
S208, when detecting that system mouse enters in described input keyboard, system mouse described in described client hidden, and input mouse is shown in described input keyboard.
Described system mouse is the mouse in the operating system of described client, that described input mouse provides on described input keyboard for described client, carry out Password Input for user mouse.Described input mouse is corresponding with described system mouse, and described user carries out Password Input by described input mouse on described input keyboard.In specific implementation, the coordinate of described input mouse is that the fortran of coordinate through presetting of described system mouse obtains, such as: the coordinate+side-play amount of the coordinate=described system mouse of described input mouse, this formula preset and side-play amount are all stored in the storage space of described client, this security of storage space is higher, not easily by inbreaking of Trojan horse.Be understandable that, above-mentioned formula is only citing, other preset formula when can similar analysis, be not repeated herein.
In step S208, when detecting that system mouse enters in described input keyboard, system mouse described in described client hidden, and input mouse is shown in described input keyboard.In specific implementation, described in described client hidden, the mode of system mouse is: be set to transparent by described system mouse, and afterwards, user then cannot see described system mouse on the display screen of client; Be understandable that, Stealth Modus is only citing herein.When user's rolling mouse, described client only moves input mouse in described input keyboard to respond the operation of user.The coordinate of described input mouse and described system mouse converts by described client, and the coordinate that can prevent wooden horse from passing through to intercept and capture described system mouse obtains real mouse position, improves input safety.
S209, when detecting that described input mouse is positioned at arbitrary key area on described input keyboard, input mouse described in described client hidden.
In step S209, when detecting that described input mouse is positioned at arbitrary key area on described input keyboard, namely when user clicks the button residing for described input mouse in advance, input mouse described in described client hidden.In specific implementation, described in described client hidden, the mode of input mouse is: be set to transparent by described input mouse, and afterwards, user then cannot see described system mouse on the display screen of client; Be understandable that, Stealth Modus is only citing herein, other situations, such as: the virtual mouse provided for described client due to described input mouse, when the hiding described input mouse of needs, described client interrupts providing of described input mouse, and user then cannot see described input mouse in described input keyboard, can similar analysis in above-mentioned situation, be not repeated herein.Hide input mouse when the pre-click keys operation of input mouse, can prevent wooden horse from obtaining user to the operation of input mouse by screenshotss, improve security further.
S210, when the button operation of described input mouse being detected, the button sequence number that when described client obtains described button operation, the key area residing for coordinate of described input mouse is corresponding.
When the button operation of described input mouse being detected, namely when user clicks the button on described input keyboard by described input mouse, described client executing step S210, first obtain the coordinate of described input mouse during described button operation, this coordinate can be obtained by the fortran of the coordinate of the system mouse of correspondence through presetting; In step S210, described client determines according to the coordinate of described input mouse the button sequence number that residing key area is corresponding.Be understandable that, because the coordinate of described input mouse and described system mouse converts, the coordinate that can prevent wooden horse from passing through to intercept and capture described system mouse obtains real mouse position, improves input safety.
As aforementioned, when described user is positioned at the arbitrary key area on described input keyboard by described input mouse, described input mouse is hidden; When described user clicks certain button, described client does not process the clicked button on described input keyboard: the color neither changing clicked button, the brightness of clicked button is not changed yet, can prevent wooden horse from obtaining the button operation of user by screenshotss like this, improve security further.
S211, when the password confirming operation of user being detected, the button sequence number obtained successively is formed the password that described user inputs on described input keyboard by described client according to the order of sequence.
When user carries out repeatedly button operation continuously, described client is by performing step S210, obtain button sequence number during each button operation successively, in step S211, when the password confirming operation of user being detected, each button numeric order is formed the password that described user inputs on described input keyboard by described client, and the password that described user inputs on described input keyboard is: the button sequence number sequence that described client obtains successively.
S212, the password that user inputs on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, is converted to password corresponding to described internal memory keyboard by described client.
S213, the password after conversion is sent to described server by described client.
In the present embodiment, step S207-S213 is the concrete refinement step of the step S103 in a upper embodiment.
S214, described server, based on mapping algorithm corresponding to described default transformation factor, is verified the password that described client sends.
The mapping algorithm conversion that the transformation factor issued according to described server due to the internal memory keyboard of described client is corresponding obtains, therefore, in step S214, described server can based on mapping algorithm corresponding to described default transformation factor, the password (button sequence number sequence) that the described internal memory keyboard that described client of reducing sends is corresponding, obtains the password original text (character string) of user's input.Described server is verified this password original text, and its proof procedure is same as the prior art, is not repeated herein.
The embodiment of the present invention improves the threshold that password intercepted and captured by wooden horse, coordinate between the input mouse that input password adopts and system mouse converts, the coordinate effectively preventing wooden horse from passing through to intercept and capture described system mouse obtains real mouse position, improves input safety; Hide input mouse when the pre-click keys operation of input mouse, effectively prevent wooden horse from obtaining user to the operation of input mouse by screenshotss, improve security further.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly the interest field of the present invention can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the claims in the present invention are done, still belong to the scope that invention is contained.
Claims (14)
1. realized a method for Password Input by soft keyboard, it is characterized in that, comprising:
User end to server sends soft keyboard and obtains request, and receives soft keyboard picture and transformation factor that described server returns;
Described client, according to the out of order algorithm preset and described transformation factor, converts described soft keyboard picture, generates input keyboard and internal memory keyboard, and sets up the mapping relations of described input keyboard and described internal memory keyboard;
Described client shows described input keyboard, when user inputs password on described input keyboard, described client is according to the mapping relations of described input keyboard and described internal memory keyboard, described server is sent to after described password is processed, make described server based on mapping algorithm corresponding to described default transformation factor, the password that the described internal memory keyboard that described client of reducing sends is corresponding, obtains the password of described user input;
Wherein, the password that described user inputs on described input keyboard is the button sequence number sequence that described client obtains successively from described input keyboard, described in be sent to described server password be the password that password that described user inputs on described input keyboard maps on described internal memory keyboard.
2. the method for claim 1, is characterized in that, described user end to server sends soft keyboard and obtains request, and receives soft keyboard picture and transformation factor that described server returns, comprising:
When receiving the Password Input request of user, user end to server sends soft keyboard and obtains request;
Described server obtains request according to described soft keyboard, based on the mapping algorithm that the transformation factor preset is corresponding, and generating soft keyboard picture;
Described soft keyboard picture and described default transformation factor are returned to described client by described server.
3. the method for claim 1, is characterized in that, described client is according to the out of order algorithm preset and described transformation factor, described soft keyboard picture is converted, generate input keyboard and internal memory keyboard, and set up the mapping relations of described input keyboard and described internal memory keyboard, comprising:
Described client, according to the out of order algorithm preset, carries out out of order conversion to described soft keyboard picture, generates input keyboard;
Described client, based on mapping algorithm corresponding to described transformation factor, converts described soft keyboard picture, generates internal memory keyboard;
Described client sets up the mapping relations of described input keyboard and described internal memory keyboard;
Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
4. the method as described in any one of claim 1-3, is characterized in that, after described client shows described input keyboard, before the password that reception user inputs on described input keyboard, also comprises:
When detecting that system mouse enters in described input keyboard, system mouse described in described client hidden, and input mouse is shown in described input keyboard;
When detecting that described input mouse is positioned at arbitrary key area on described input keyboard, input mouse described in described client hidden;
Wherein, described input mouse is corresponding with described system mouse, and described user carries out Password Input by described input mouse on described input keyboard.
5. method as claimed in claim 4, it is characterized in that, when user inputs password on described input keyboard, described client is according to the mapping relations of described input keyboard and described internal memory keyboard, be sent to described server after described password is processed, comprise:
When the button operation of described input mouse being detected, the button sequence number that when described client obtains described button operation, the key area residing for coordinate of described input mouse is corresponding;
When the password confirming operation of user being detected, the button numeric order obtained successively is formed the password that described user inputs on described input keyboard by described client;
The password that user inputs on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, is converted to password corresponding to described internal memory keyboard by described client;
Password after conversion is sent to described server by described client;
Wherein, the password that user inputs on described input keyboard is: the button sequence number sequence that described client obtains successively.
6. method as claimed in claim 5, is characterized in that, described client also comprises after the password after conversion is sent to described server:
Described server, based on mapping algorithm corresponding to described default transformation factor, is verified the password that described client sends.
7. a client, is characterized in that, comprising:
Request receiving module, obtains request for sending soft keyboard to server, and receives soft keyboard picture and transformation factor that described server returns;
Processing module, for according to the out of order algorithm preset and described transformation factor, converts the soft keyboard picture that described request receiver module receives, generates input keyboard and internal memory keyboard, and set up the mapping relations of described input keyboard and described internal memory keyboard;
Display load module, for showing the input keyboard that described processing module obtains, when user inputs password on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, described server is sent to after described password is processed, make described server based on mapping algorithm corresponding to described default transformation factor, the password that the described internal memory keyboard that described client of reducing sends is corresponding, obtain the password of described user input; Wherein, the password that described user inputs on described input keyboard is the button sequence number sequence obtained successively from described input keyboard, described in be sent to described server password be the password that password that described user inputs on described input keyboard maps on described internal memory keyboard.
8. client as claimed in claim 7, it is characterized in that, described request receiver module comprises:
Request unit, for when receiving the Password Input request of user, sending soft keyboard to server and obtaining request;
Receiving element, for receiving the soft keyboard picture and transformation factor that described server returns.
9. client as claimed in claim 7, it is characterized in that, described processing module comprises:
First processing unit, for according to the out of order algorithm preset, carries out out of order conversion to described soft keyboard picture, generates input keyboard;
Second processing unit, for based on mapping algorithm corresponding to described transformation factor, converts described soft keyboard picture, generates internal memory keyboard;
Set up unit, the mapping relations between the internal memory keyboard that input keyboard and described second processing unit for setting up described first processing unit acquisition obtain;
Wherein, the mapping relations of described input keyboard and described internal memory keyboard are: any one button in described input keyboard corresponds to a button in described internal memory keyboard.
10. the client as described in any one of claim 7-9, is characterized in that, also comprises:
Mouse control module, for when detecting that system mouse enters in described input keyboard, hiding described system mouse, and show input mouse in described input keyboard; When detecting that described input mouse is positioned at arbitrary key area on described input keyboard, hide described input mouse;
Wherein, described input mouse is corresponding with described system mouse, and described user carries out Password Input by described input mouse on described input keyboard.
11. clients as claimed in claim 10, it is characterized in that, described display load module comprises:
Display unit, for showing described input keyboard;
Acquiring unit, for when the button operation of the input mouse that described display unit shows being detected, obtains the button sequence number that the key area residing for coordinate of described input mouse during described button operation is corresponding;
Assembled unit, for when the password confirming operation of user being detected, the button sequence number obtained successively by described acquiring unit forms the password that described user inputs on described input keyboard according to the order of sequence;
Converting unit, for the mapping relations according to described input keyboard and described internal memory keyboard, the password that the described user be combined to form by described assembled unit inputs on described input keyboard is converted to password corresponding to described internal memory keyboard;
Transmitting element, the password for described converting unit being obtained is sent to described server;
Wherein, the password that user inputs on described input keyboard is: the button sequence number sequence that described client obtains successively.
12. 1 kinds of servers, is characterized in that, comprising:
Generation module, for when receiving the soft keyboard acquisition request that client sends, based on the mapping algorithm that the transformation factor preset is corresponding, generating soft keyboard picture;
Request respond module, described client is returned to for the soft keyboard picture that generated by described generation module and described default transformation factor, to make described client according to the out of order algorithm preset and described transformation factor, described soft keyboard picture is converted, generate input keyboard and internal memory keyboard, and set up the mapping relations of described input keyboard and described internal memory keyboard;
Receiver module, for receiving the password that described client sends, wherein, the password that described client sends is the password that password that user inputs on described input keyboard maps to described internal memory keyboard, and the password that described user inputs on described input keyboard is the button sequence number sequence that described client obtains successively from described input keyboard; Described server is based on mapping algorithm corresponding to described default transformation factor, and the password that the described internal memory keyboard that described client of reducing sends is corresponding, obtains the password of described user input.
13. servers as claimed in claim 12, is characterized in that, also comprise:
Password authentication module, for based on mapping algorithm corresponding to described default transformation factor, verifies the password that described receiver module receives.
14. 1 kinds realize the system of Password Input by soft keyboard, comprise server and at least one client, it is characterized in that:
Described client, request is obtained for sending soft keyboard to described server, according to the transformation factor that the out of order algorithm preset and described server return, the soft keyboard picture that described server returns is converted, generate input keyboard and internal memory keyboard, set up the mapping relations of described input keyboard and described internal memory keyboard, show described input keyboard, when user inputs password on described input keyboard, according to the mapping relations of described input keyboard and described internal memory keyboard, described server is sent to after described password is processed, make described server based on mapping algorithm corresponding to described default transformation factor, the password that the described internal memory keyboard that described client of reducing sends is corresponding, obtain the password of described user input, wherein, the password that described user inputs on described input keyboard is the button sequence number sequence that described client obtains successively from described input keyboard, the described password being sent to described server is the password that password that described user inputs on described input keyboard maps on described internal memory keyboard,
Described server, during for obtaining request when the soft keyboard receiving client transmission, returning to described client by soft keyboard picture and default transformation factor, and receiving the password of described client transmission.
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