CN101414910B - Method and apparatus for improving information input safety - Google Patents
Method and apparatus for improving information input safety Download PDFInfo
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- CN101414910B CN101414910B CN200810226998.1A CN200810226998A CN101414910B CN 101414910 B CN101414910 B CN 101414910B CN 200810226998 A CN200810226998 A CN 200810226998A CN 101414910 B CN101414910 B CN 101414910B
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Abstract
The invention discloses a method for increasing the safety of information input and a device thereof, belonging to the field of information safety. The method and the device solve the problem of potential safety hazard which is generated when information is input into an intelligent key device through a keyboard of a computer. The method of the invention comprises the following steps: medium information corresponding to character data is orderly broadcast; selective signals are directly input through the intelligent key device; and the broadcasted character data corresponding to the medium information are stored when the selective signals are input. The invention is mainly applied to the scenes that authentication information is input to the intelligent key device, and realizes that the safety of information input is improved.
Description
Technical field
The present invention relates to information security field, particularly relate to a kind of input method and the device that improve information input safety.
Background technology
In modern society, people, when carrying out online transaction or signing in in system, often can be required first to carry out authentication, and this is to ensure that the information security of user is not destroyed, and avoids the legitimate rights and interests of user to be usurped by other people.Therefore the mode of authenticated user identity just seems more and more important.
In existing information security field, can adopt intelligent key apparatus (such as: USB secret key, i.e. USB Key) mode carry out authentication, specifically comprised: user, after the connection setting up intelligent key apparatus and computer, is input in intelligent key apparatus by the input unit that terminal connects authentication information; The authentication information received and the validated user authentication information be stored in chip can contrast by intelligent key apparatus, if the result of contrast is identical, then judges that described user is as validated user, allow described user sign in in system or carry out successor operation.
State in realization in the process be input to by authentication information in intelligent key apparatus, inventor finds that in prior art, at least there are the following problems:
General intelligent key apparatus is all be input in intelligent key apparatus by the input equipment (as keyboard) of terminal (as computer) by the authentication information of representative of consumer identity, if but terminal receives the attack of hacker or the infection of virus, so by authentication information that the input equipment of terminal inputs, just may because of the process through terminal, and usurped by other people or monitor, cause the rights and interests of validated user to suffer damage, even cause the economic loss of user.Therefore by the input equipment of terminal, information is input to the method for intelligent key apparatus, be vulnerable in the Information Security ensureing user.
Summary of the invention
Embodiments of the invention provide a kind of method and the device that improve information input safety.User information safety is made to be subject to the attack of hacker or the infection of virus because of terminal and to be destroyed, to improve the fail safe of user when inputting information in intelligent key apparatus,
For achieving the above object, embodiments of the invention adopt following technical scheme:
Improve a method for information input safety, comprising:
Play media information corresponding to character data in order;
By the direct input select signal of intelligent key apparatus;
The character data that the media information play when storing input select signal is corresponding.
Improve a device for information input safety, comprising:
Playing module, for playing media information corresponding to character data in order;
Select module, for passing through the direct input select signal of intelligent key apparatus;
Cache module, the character data that the media information play during for storing input select signal is corresponding.
The method of the raising information input safety that the embodiment of the present invention provides and device are because have employed the technical scheme not needing just information to be input to by the input unit (as keyboard) of terminal (as computer) in intelligent key apparatus, so avoid because terminal is subject to the attack of hacker or the intrusion of virus and the problem that information is stolen, information security is damaged caused, and achieve user when the information of input, improve the beneficial effect of Information Security.
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 flow chart that the embodiment of the present invention 1 improves the method for information input safety;
Fig. 2 is the block diagram that the embodiment of the present invention 1 improves the device of information input safety;
Fig. 3 is the flow chart that the embodiment of the present invention 2 improves the method for information input safety;
Fig. 4 is the block diagram that the embodiment of the present invention 2 improves the device of information input safety.
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.
Embodiment 1
Present embodiment discloses a kind of input method improving information input safety, when user is to intelligent key apparatus input authentication information, as shown in Figure 1, the method comprises:
101, when needs are to intelligent key apparatus input authentication information, be generally intelligent key apparatus with after terminal is set up and is connected, media information corresponding for each character plays back by described intelligent key apparatus in order.The authentication information carrying out identification for user is included in the media information of described broadcasting.
102, authentication information is generally a string character data, in media information playing process, when and order in authentication information identical with the character data in authentication information when the character data that play media information is corresponding is also consistent, by intelligent key apparatus input select signal, choose described media information.
103, after choosing at input select signal the media information play, store the character data that described media information is corresponding.
The method of corresponding above-mentioned raising information input safety, the present embodiment additionally provides a kind of device improving information input safety, to realize said method, as shown in Figure 2, this device comprises: playing module 201, selects module 202, cache module 203.
After the connection setting up terminal and intelligent key apparatus, playing module 201 is for playing media information corresponding to character data in order, select module 202 for passing through the direct input select signal of intelligent key apparatus, chosen by the media information of broadcasting, cache module 203 is for storing character data corresponding for the media information play during input select signal.
In the middle of prior art, user needs by using the input equipment of another terminal to compare to the method for input authentication information in intelligent key apparatus, embodiments of the invention then make user directly be inputted by authentication information by intelligent key apparatus, that is: do not need the input through other terminal or external transmission path.The method of the raising information input safety that the present embodiment provides and device are by adopting the technical scheme be directly stored into after choosing by the media information of broadcasting in intelligent key apparatus, reach and improve user's fail safe when input authentication information, make the technique effect that the information security of validated user is guaranteed.
Embodiment 2
The present embodiment specifically describes when user is to intelligent key apparatus input authentication information, and improve the method for information input safety, as shown in Figure 3, the method comprises the steps:
301, when intelligent key apparatus receives the instruction needing to carry out authentication, be generally intelligent key apparatus with after terminal is set up and is connected, perform step 302.
Described connecting with terminal can be to be set up with terminal by USB interface to be connected, and also can be the pcmcia interface etc. defined by extended serial Advanced Technology Attachment (eSATA) interface, expansion safe digital (SDIO) interface or PCMCIA card international federation (PCMCIA).
302, intelligent key apparatus empties the buffer area for storing user's input authentication information, and the number starting the character data of the authentication information to input counts, carries out timing to the time of input authentication information, record is carried out to the number of times of the authentication information of input when carrying out authentication at every turn, after executing said process, performs step 303.
Consider user's issuable violation operation when using intelligent key apparatus (as USB Key), such as directly turn off terminal supplying power, cause the remaining character data storing input authentication information last time in the buffer area for storing user's input authentication information therefrom, in order to not affect the remaining character data comprising last time in this authentication information inputted, so adopt after connecting with terminal, first carry out the technological means emptying buffer area.
303, each character data that prestores for playing is converted in order to corresponding media information, and circulate according to the sequence described character data media information of obtaining after conversion is played back, until intelligent key apparatus receives signal perform step 304 again.
Wherein each media information is played out according to certain input cycle, the described input cycle is after often playing media information corresponding to character data, there is one period of pausing in capital, with the broadcasting between two media informations that the time interval of described pause is adjacent, so that user has time enough carry out cognition to play media information and perform successor operation.The media information of described broadcasting is audio-frequency information, and in play audio-frequency information, include the authentication information carrying out identification for user.
In the middle of prior art, user is a string character data for the cognition of the authentication information that will input always, and in the present embodiment, then have employed and audio-frequency information corresponding to character data convert to, and by technical scheme that intelligent key apparatus plays back, described authentication information is no longer just show with the form of character data thus, but is converted in order to audio-frequency information and plays back.Such as, and being converted into audio-frequency information character data and can having multiple broadcasting form: described audio-frequency information can be the voice broadcast of simple character data, also can be the voice broadcast of various language word, also can be adopt the form etc. playing music.
304, within an audio-frequency information input cycle, intelligent key apparatus, according to receiving signal, performs corresponding successor operation.If described in the signal that receives for selecting signal, then perform step 305; If described in the signal that receives be switching signal, then perform step 306; If described in the signal that receives be rewind signal, then perform step 307; If described in the signal that receives be fast inlet signal, then perform step 308; If described in the signal that receives be confirmation signal, then perform step 309.
305, when and order in authentication information identical with the character data in authentication information when the character data that play audio-frequency information is corresponding is also consistent, then, by intelligent key apparatus input select signal, after choosing described audio-frequency information, perform step 310.
306, when user directly inputs switching signal by intelligent key apparatus, character data corresponding for the audio-frequency information of current broadcasting is switched to special format and performs step 305.
Such as: the authentication information character data that user will input is " a ".The character data of the special format that " a " is corresponding is " A ".When intelligent key apparatus is played to audio-frequency information " a " of corresponding character data, user is within the input cycle, that is: before the audio-frequency information of character late data is play, direct input switching signal, the character data that so this audio-frequency information is corresponding will be switched to " A " of special format, that is: user selects to input " A ".
In order to improve information security, user usually wishes combination authentication information being arranged to more complicated or various character data, in this condition, the present embodiment have employed and can switch the character data selected, and input the technical scheme of the character data of corresponding special format, reach the multifarious beneficial effect increasing input authentication information character data.
307, if user directly inputs rewind signal by intelligent key apparatus, the then audio-frequency information of backspace predetermined number forward, and the audio-frequency information of the audio-frequency information after backspace predetermined number as current broadcasting is started to play, acquiescence is deleted the character data of previous storage and is turned back to step 303 continuation execution simultaneously.
The present embodiment deletes the technical scheme of the character data of previous storage by adopting the acquiescence when rewind, when achieving the character data when the audio-frequency information that user to select because of misoperation to have input mistake is corresponding, the beneficial effect reselecting input can be carried out.
308, when user directly inputs fast inlet signal by intelligent key apparatus, the then audio-frequency information of F.F. predetermined number backward, and the audio-frequency information of the audio-frequency information after F.F. predetermined number as current broadcasting is started to play, turn back to 303 steps simultaneously and continue to perform.
In audio-frequency information in order loop play process out, because user can adopt the broadcast mode performing F.F., so achieve the beneficial effect facilitating the quick input authentication information of user.
309, when user's input validation signal direct by intelligent key apparatus, representative of consumer completes the input of authentication information, then perform step 313.
310, after the selection signal receiving user's input, store character data corresponding to described audio-frequency information to buffering area, and continue to perform step 311.
One period of pausing is had, namely the input cycle of audio-frequency information after often playing an audio-frequency information.This input cycle is convenient to the audio-frequency information that user has time enough cognition to play, and makes corresponding operation to this information.If when user's mistake intelligent key apparatus within the time that this pauses inputs at least one selection signal continuously, then intelligent key apparatus stores at least one character data corresponding to play audio-frequency information, and the number of this character data is identical with the number of inputted selection signal.
Such as: the authentication information character data that user will input is " 666 ".When intelligent key apparatus is played to audio-frequency information " 6 " of corresponding character data, user is within the input cycle, that is: before the audio-frequency information of character late data is play, continuous input selects signal 3 times, the character data " 6 " that so this audio-frequency information is corresponding will be stored 3 times, that is: user selects to have input " 666 ".
311, judge whether the number of the character data stored in buffering area arrives predetermined number, described predetermined number is the maximum of the permission input character data number preset.Described presetting can set for user, also can set for intelligent key apparatus system default.If the result judged is as reaching predetermined number, then performs step 313 and timing is reset simultaneously, counting is reset and empties the alphabet data being stored in buffering area; If the result judged is not as reaching predetermined number, then perform step 312.
312, judge whether timing result exceedes the scheduled time, the described scheduled time is the maximum of the permission input character data time preset.Described presetting can set for user, also can set for intelligent key apparatus system default.If the result judged is as exceeding the scheduled time, then performs step 314 timing and reset and counting is reset, emptied the character data being stored in buffering area; If the result judged is not as exceeding the scheduled time, then perform step 303.
313, perform certification.That is: using the authentication information that the alphabet data be stored in buffering area input as user, carry out contrasting and performing step 315 with the authentication information of the validated user be stored in check code district.
314, intelligent key apparatus sends overtime information to user, and performs step 316.
315, intelligent key apparatus is to the result of user's authentication output, if the result of certification is by certification, then performs step 317; If the result of certification is not by certification, then perform step 316.
316, judge whether the number of times of user's input authentication information when carrying out authentication at every turn arrives predetermined value, described predetermined value is the maximum allowing input authentication information number of times when carrying out authentication at every turn preset.Described presetting can set for user, also can set for intelligent key apparatus system default.If the result judged is as exceeding predetermined value, then performs step 317 and lock intelligent key apparatus, described intelligent key apparatus can not be reused; If the result judged is not as exceeding predetermined value, then perform step 302.
When user's input authentication information, carrying out timing, counting and record the number of times inputted being to improve information security to this process, making other people be difficult to steal the information of validated user, to ensure that the rights and interests of validated user do not suffer damage.
317, terminate identifying procedure.
In order to realize the method for above-mentioned raising information input safety, the present embodiment additionally provides a kind of device improving information input safety, as shown in Figure 4, this device comprises: link block 401, timing module 402, counting module 403, logging modle 404, memory module 405, modular converter 406, playing module 407, selects module 408, handover module 409, determination module 410, F.F. module 411, rewind module 412, controller 413, cache module 414, authentication module 415; Controller 413, for sending instruction to each module, control the work between each module, and described controller 413 comprises: the first control module 416, second control module the 417, three control module 418.
Link block 401 is for setting up the connection of terminal and intelligent key apparatus; Timing module 402 is for carrying out timing when starting to play media information corresponding to character data, and timing clearing is performed when timing result exceedes the scheduled time, for each played media information out, described timing module 402 is also for carrying out timing to the input cycle of described media information; Counting module 403 for counting the number of the character data stored, and performs counting clearing when the number of the character data stored reaches predetermined number; Logging modle 404 when carrying out authentication at every turn for recording the number of times of input authentication information, and when the result recorded exceedes predetermined value locking intelligent key apparatus.
Described timing module 402, counting module 403 and logging modle 404 contribute to improving information security and the invasion taking precautions against disabled user.
Memory module 405 is for prestoring the character data for playing; Modular converter 406 is for converting corresponding media information to by the character data prestored; The media information that playing module 407 obtains after modular converter 406 is changed for the broadcasting circulated in order, wherein for each played media information out, when the input cycle of described media information arrives the scheduled time, carry out next media information broadcasting; Select module 408 for passing through the direct input select signal of intelligent key apparatus, and described selection module is also within the input cycle of playing same media information, is directly inputted into few one by intelligent key apparatus and selects signal; The character data that the media information play when cache module 414 is for storing input select signal is corresponding, and it is identical with the number of the selection signal of input to be stored in the number of character data; Authentication module 415 is for carrying out certification to the alphabet data stored.
Handover module 409 is for directly inputting switching signal by intelligent key apparatus; Determination module 410 is for passing through the direct input validation signal of intelligent key apparatus; F.F. module 411 is for directly inputting fast inlet signal by intelligent key apparatus; Rewind module 412 is for directly inputting rewind signal by intelligent key apparatus.
Described handover module 409, determination module 410, F.F. module 411 and rewind module 412 be the present embodiment in order to increase the diversity of character data corresponding to media information, and the character data facilitating user to choose media information accurately and rapidly corresponding provides.
Wherein, controller 413 is after receiving the switching signal that handover module 409 sends, and character data corresponding for the audio-frequency information of current broadcasting is switched to the character data of special format, the character data of described special format stores by cache module 414; Receiving the confirmation after module 410 sends confirmation signal, described controller 413 can send instruction, and order authentication module 415 carries out certification to the alphabet data stored.
The first control module 416 in controller 413 for receiving after F.F. module 411 inputs fast inlet signal, using the media information of the media information of F.F. predetermined number backward as current broadcasting; The character data of previous storage, for receiving after rewind module 412 inputs rewind signal, is deleted by the second control module 417 in controller 413, and using the media information of the media information of backspace predetermined number forward as current broadcasting; The 3rd control module 418 in controller 413 is for when the number of the character data stored reaches predetermined number, empty the character data of storage and control timing module 402 and reset, send instruction, order authentication module 415 carries out certification to the alphabet data stored simultaneously; Described 3rd control module 418, also for when timing result exceedes the scheduled time, empties the character data of storage and controls counting module 403 and reset, sending time-out information simultaneously.
The device of raising information input safety described in above-mentioned enforcement, playing module 407 can also be used for amplifying audio-frequency information, so that user can clearer, the audio-frequency information that plays back of uppick intelligent key apparatus accurately; When user wish to only have oneself hear the audio-frequency information comprising authentication information time, described playing module 407 also may be used for the media information of broadcasting to be converted to interior broadcasting, when for interior broadcasting, user can adopt the means of in intelligent key apparatus plugged earphone etc., reaches the object receiving the audio-frequency information play.
In the input selection module 408 that the present embodiment provides, handover module 409, determination module 410, during the signal of F.F. module 411 and rewind module 412, can be adopted by button input, also can be inputted by modes such as acoustic control, body temperature induction, pressure, photoinduction.
The method of the raising information input safety that the present embodiment provides, because have employed the technological means character data being used for authentication information being converted to audio-frequency information and play back, so user only need by the audio-frequency information selecting input corresponding in intelligent key apparatus, just can realize the object of input authentication information, achieve the input equipment or external transmission path that do not need by other terminal, just directly to input authentication information in intelligent key apparatus, the beneficial effect of user's information security when input authentication information can be improved.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required general hardware platform by software and realize, hardware can certainly be passed through, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computer, hard disk or CD etc., comprise some instructions in order to make the method described in each embodiment of an equipment (can be notebook computer, USB Key etc.) execution the present invention.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (19)
1. improve a method for information input safety, it is characterized in that, comprising:
Intelligent key apparatus is connected by USB interface or eSATA interface or SDIO interface or pcmcia interface and terminal;
When described intelligent key apparatus receives the authentication instruction that terminal issues, play media information corresponding to character data in order;
User is by the direct input select signal of intelligent key apparatus;
The character data that the media information play when described intelligent key apparatus stores input select signal is corresponding, as the authentication information of user's input;
Described intelligent key apparatus performs certification, and the authentication information described user inputted is compared with the authentication information of the validated user be stored in check code district, if the result of certification is by certification, then terminates identifying procedure; If the result of certification is not for pass through certification, then judge whether the number of times of user's input authentication information when carrying out authentication at every turn arrives predetermined value, if the result judged is as exceeding predetermined value, then terminate identifying procedure and lock intelligent key apparatus, described intelligent key apparatus can not reuse; If the result judged is not as exceeding predetermined value, continue to perform identifying procedure;
If within the input cycle of playing same media information, be directly inputted into few one by described intelligent key apparatus and select signal, then described intelligent key apparatus stores at least one character data corresponding to play media information, and the number of this character data is identical with the number of inputted selection signal;
The mode of described user's input select signal can be by button input, also can for by input modes such as acoustic control, body temperature induction, pressure, photoinduction.
2. the input method of raising information input safety according to claim 1, it is characterized in that, the method also comprises:
Directly switching signal is inputted by intelligent key apparatus;
The character data that the media information play during described storage input select signal is corresponding is: the character data of the corresponding special format of the media information play when storing input select signal.
3. the method for raising information input safety according to claim 1, it is characterized in that, the method also comprises:
Rewind signal is directly inputted by intelligent key apparatus;
The character data of previous storage is deleted;
Using the media information of the media information of backspace predetermined number forward as current broadcasting.
4. the method for raising information input safety according to claim 1, it is characterized in that, the method also comprises:
Fast inlet signal is directly inputted by intelligent key apparatus;
Using the media information of the media information of F.F. predetermined number backward as current broadcasting.
5. the method for raising information input safety according to claim 1, is characterized in that, the described media information playing character data corresponding is in order: the media information that loop play character data is corresponding according to priority.
6. the method for raising information input safety according to claim 1, is characterized in that, before playing media information corresponding to character data in order, the method also comprises:
In order the character data prestored is converted to corresponding media information;
Described media information corresponding to character data of playing in order is for the media information that is converted to described in playing in order.
7. the method for raising information input safety according to claim 1, it is characterized in that, the method also comprises:
By the direct input validation signal of intelligent key apparatus;
Certification is carried out to the alphabet data stored.
8. the method for raising information input safety as claimed in any of claims 1 to 7, is characterized in that, described media information is audio signal.
9. the method for raising information input safety as claimed in any of claims 1 to 7, it is characterized in that, the method also comprises:
The number of the character data stored is counted;
Timing is carried out when starting to play media information corresponding to character data;
When the number of the character data stored reaches predetermined number, then the alphabet data stored are carried out to certification and emptied the character data of storage, counting resets and timing resets;
When described timing result exceedes the scheduled time, then send time-out information and empty the character data of storage, counting resets and timing clearing.
10. improve a device for information input safety, it is characterized in that, comprising:
Link block, for setting up the connection of terminal and intelligent key apparatus, described intelligent key apparatus is connected by USB interface or eSATA interface or SDIO interface or pcmcia interface and terminal;
Playing module, for playing media information corresponding to character data in order;
Select module, for passing through the direct input select signal of intelligent key apparatus;
Described selection module can be any one in button module, acoustic control module, body temperature induction module, modular pressure, photoinduction module;
Cache module, the character data that the media information play during for storing input select signal is corresponding;
Memory module, for prestoring character data;
Authentication module, for carrying out certification to the alphabet data stored;
Described selection module is also within the input cycle of playing same media information, be directly inputted into few one by described intelligent key apparatus and select signal, then described cache module stores at least one character data corresponding to play media information, and the number storing this character data is identical with the number of inputted selection signal.
The device of 11. raising information input safeties according to claim 10, it is characterized in that, this device also comprises:
Handover module, for directly inputting switching signal by intelligent key apparatus;
The character data of the corresponding special format of the media information play when described cache module stores input select signal.
The device of 12. raising information input safeties according to claim 10, it is characterized in that, this device also comprises:
Rewind module, for directly inputting rewind signal by intelligent key apparatus;
First control module, for deleting the character data of previous storage, and using the media information of the media information of backspace predetermined number forward as current broadcasting.
The input unit of 13. raising information input safeties according to claim 10, it is characterized in that, this device also comprises:
F.F. module, for directly inputting fast inlet signal by intelligent key apparatus;
Second control module, for using the media information of the media information of F.F. predetermined number backward as current broadcasting.
The device of 14. raising information input safeties according to claim 10, is characterized in that, the described playing module media information that loop play character data is corresponding according to priority.
The device of 15. raising information input safeties according to claim 10, it is characterized in that, this device also comprises:
Modular converter, for converting corresponding media information to by the character data prestored;
The media information that described playing module obtains after playing the conversion of this modular converter.
The device of 16. raising information input safeties according to claim 10, it is characterized in that, this device also comprises:
Confirm module, for passing through the direct input validation signal of intelligent key apparatus;
17. according to claim 10 to the device of the raising information input safety described in any one in 16, and it is characterized in that, described media information is audio signal, and described playing device is audio playing apparatus.
18. according to claim 10 to the device of the raising information input safety described in any one in 16, and it is characterized in that, this device also comprises:
Counting module, for counting the number of the character data stored, and performs counting clearing when the number of the character data stored reaches predetermined number;
Timing module, for carrying out timing when starting to play media information corresponding to character data, and performs timing and resets when timing result exceedes the scheduled time;
3rd control module, for when reaching predetermined number in the number of the character data stored, emptying the character data of storage and controlling timing module clearing;
Described 3rd control module, also for when exceeding the scheduled time in timing result, emptying the character data of storage and controlling counting module clearing.
The device of 19. raising information input safeties according to claim 18, it is characterized in that, described 3rd control module also for when the number of the character data stored reaches predetermined number, controls authentication module and carries out certification to the alphabet data stored; Time-out information is being sent when timing result exceedes the scheduled time.
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| CN102270480B (en) * | 2010-06-04 | 2015-04-22 | 爱国者电子科技有限公司 | Recording system with identity authentication function and audio-output method of recoding system |
| CN102739604B (en) * | 2011-03-31 | 2016-09-28 | 中兴通讯股份有限公司 | The method and system of secure transmission of media information |
| CN108509789A (en) * | 2018-02-14 | 2018-09-07 | 维沃移动通信有限公司 | Cipher-code input method and terminal device |
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