CN103905624B - Generation method and the mobile phone terminal of digital signature - Google Patents
Generation method and the mobile phone terminal of digital signature Download PDFInfo
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- CN103905624B CN103905624B CN201210583606.3A CN201210583606A CN103905624B CN 103905624 B CN103905624 B CN 103905624B CN 201210583606 A CN201210583606 A CN 201210583606A CN 103905624 B CN103905624 B CN 103905624B
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Abstract
The embodiment of the invention discloses a kind of generation method and mobile phone terminal of digital signature, wherein, method comprises: application software produces or receives data to be signed, utilizes the short message class methods in mobile phone operating system, data to be signed are organized as to short message, accord with comprising special identifier; By the machine card interface on mobile phone terminal, short message is write to subscriber card; In the short message that identification writes, whether comprise default special identifier symbol; Comprise default special identifier symbol in response to the short message writing, determine in the short message writing and comprise data to be signed; From the short message writing, parse data to be signed, and show this data to be signed by the man-machine interaction unit of mobile phone terminal; If receive the confirmation of user's input, thereby based on this data to be signed information generated summary and encryption generating digital signature. The embodiment of the present invention can improve the efficiency of transmission of data to be signed, avoids the data to be signed that air interference causes to make mistakes, and saves Internet resources.
Description
Technical field
The present invention relates to information security technology, especially a kind of generation method and mobile phone terminal of digital signature.
Background technology
Along with the increase day by day that the increasingly extensive and diverse network of network application is attacked, the safety of personal identification technologyProperty is more and more important. The digital signature of PKI (PublicKeyInfrastructure, PKI) can ensureThe integrality of communication and non repudiation.
Subscriber identification card (being called for short: subscriber card) in mobile phone terminal is a kind of smart card of high security, Ke YizuoFor digital signature carrier, to the computing of signing of the data to be signed of the generation such as network payment, ecommerce, according to treating number of signatureAccording to information generated summary, then use the private key of public and private key centering to be encrypted generating digital signature to this informative abstract. SoAnd because the machine card interface between mobile phone terminal and subscriber card is only supported limited machine card command, subscriber card only supports mobile phone eventuallyEnd operates file extremely limited on subscriber card, and at present, the method for available technology adopting is:
Application software in mobile phone terminal generates after transaction data (that is: data to be signed), with short message way or numberSend data to be signed according to propelling movement mode to short message service center; Short message service center generates short message according to these data to be signed, logicalCross aerial short message by data to be signed by being issued to mobile phone terminal; By mobile phone terminal, this short message is passed to subscriber card again.
Realizing in process of the present invention, inventor finds that said method of the prior art at least exists following problem:
Because the data to be signed that need application software to generate need to send to network side, be organized as short message by network sideAfter send to mobile phone terminal by aerial short message again, then pass to subscriber card by mobile phone terminal, cause data messaging efficiency notHeight, and, easily cause data to be signed to send unsuccessfully or cannot correctly receive because of air interference, in addition, also takeInternet resources.
Summary of the invention
Embodiment of the present invention technical problem to be solved is: provide a kind of generation method of digital signature and mobile phone wholeHold, how effectively to pass to the problem of subscriber card to solve prior art about data to be signed, raising data to be signedEfficiency of transmission, avoids the data to be signed that air interference causes to make mistakes, and saves Internet resources.
The generation method of a kind of digital signature that the embodiment of the present invention provides, comprising:
Produce or receive data to be signed in response to the application software on mobile phone terminal, utilizing in mobile phone operating systemShort message class methods, are organized as short message by described data to be signed, and described short message comprises default special identifier symbol, instituteState special identifier symbol and comprise data to be signed for identifying described short message;
By the machine card interface on mobile phone terminal, described short message is write to subscriber card;
In response to writing short message in subscriber card, in the short message that identification writes, whether comprise default special identifier symbol;
Comprise default special identifier symbol in response to the short message writing, determine in the short message of said write and comprise and treatSigned data;
Utilize subscriber card to parse data to be signed from the short message writing, and by the man-machine interaction list of mobile phone terminalUnit shows these data to be signed;
In response to the confirmation that receives user's input, utilize subscriber card to adopt default special algorithm according to waiting to signData information generated summary, and use the private key of public and private key centering to be encrypted informative abstract, generating digital signature.
In a specific embodiment of said method, described special identifier symbol comprises default particular sender number or spyThe stamp of fixing time.
In a specific embodiment of said method, by the machine card interface on mobile phone terminal, described short message is writeSubscriber card comprises:
Carry out the more new record UPDATERECORD order of machine card interface by the machine card interface on mobile phone terminal, by described shortMessage writes subscriber card.
In a specific embodiment of said method, utilize the short message class methods in mobile phone operating system, described in inciting somebody to action, treatSigned data is organized as short message and comprises:
Utilize the protocol Data Unit PDU Organization of Data side in Android Android operating system kit message management classMethod, is organized as short message by described data to be signed; Or
What use message content parsing class provided developer writes message approach, and described data to be signed are organized as shortMessage.
A kind of mobile phone terminal that the embodiment of the present invention provides, is provided with man-machine interaction unit and installation on described mobile phone terminalHave mobile phone operating system, described mobile phone terminal also comprises:
Application software, coupling is arranged on described mobile phone terminal, for generating or receive data to be signed;
Write short message unit, for producing or receive data to be signed in response to described application software, utilize mobile phone behaviourMake the short message class methods in system, described data to be signed are organized as to short message, described short message comprises default spyDifferent identifier, described special identifier symbol is used for identifying described short message and comprises data to be signed;
Machine card interface, for writing subscriber card by described short message;
Whether subscriber card, for writing short message in response to this subscriber card, comprise default in the short message that identification writesSpecial identifier symbol; Comprise default special identifier symbol in response to the short message writing, determine in the short message of said writeComprise data to be signed; From the short message writing, parse data to be signed, and by the man-machine interaction unit of mobile phone terminalShow this data to be signed; Receive the confirmation of user's input in response to man-machine interaction unit, adopt default specific calculationMethod is made a summary according to data to be signed information generated, and uses the private key of public and private key centering to be encrypted informative abstract, generatesDigital signature.
In a specific embodiment of above-mentioned mobile phone terminal, described special identifier symbol comprises default particular sender numberOr special time stamp.
In a specific embodiment of above-mentioned mobile phone terminal, described machine card interface specifically upgrades note by execution machine card interfaceRecord UPDATERECORD order, writes subscriber card by described short message.
In a specific embodiment of above-mentioned mobile phone terminal, described in write short message unit and specifically utilize Android Android behaviourMake the protocol Data Unit PDU data organization method in system development bag message management class, described data to be signed are organized asShort message; Or what use message content parsing class provided developer writes message approach, by described data to be signed tissueFor short message.
In a specific embodiment of above-mentioned mobile phone terminal, described in write short message unit be specially independently middleware orCoupling is arranged in described application software.
Generation method and the mobile phone terminal of the digital signature providing based on the above embodiment of the present invention, answering on mobile phone terminalWith software produce or receive after data to be signed, can utilize the short message class methods in mobile phone operating system, will wait to signOrganization of Data is short message, by the machine card interface on mobile phone terminal, short message is write to subscriber card; Subscriber card is found to write shortWhen message, in the short message that identification writes, whether comprise default special identifier symbol; If comprise default special identifier symbol, determineIn the short message writing, comprise data to be signed, from the short message writing, parse data to be signed, and pass through mobile phone terminalMan-machine interaction unit show this data to be signed; Receive after the confirmation of user's input, utilize subscriber card to adopt defaultSpecial algorithm according to data to be signed information generated summary, and use the private key of public and private key centering to add informative abstractClose, generating digital signature. Compared with prior art, the embodiment of the present invention is utilized the short message class that intelligent mobile phone terminal is generally supportedCorrelation technique, the short message that tissue comprises data to be signed, is directly written to subscriber card by this short message from mobile phone terminal, and notNeed to be issued to mobile phone terminal, by mobile phone terminal, this short message be passed to subscriber card again with short message form from network, therebyImproved the efficiency of transmission of data to be signed, the data to be signed of having avoided air interference to cause are made mistakes, and have saved networkResource.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Brief description of the drawings
The accompanying drawing that forms a part for description has been described embodiments of the invention, and is used from explanation together with describing onePrinciple of the present invention.
With reference to accompanying drawing, according to detailed description below, can more be expressly understood the present invention, wherein:
Fig. 1 is the flow chart of an embodiment of generation method of digital signature of the present invention.
Fig. 2 is an application flow schematic diagram in the generation embodiment of the method for digital signature of the present invention.
Fig. 3 is the structural representation of an embodiment of mobile phone terminal of the present invention.
Detailed description of the invention
Describe various exemplary embodiment of the present invention in detail now with reference to accompanying drawing. It should be noted that: unless other toolBody explanation, otherwise positioned opposite, numeral expression formula and the numerical value of the parts of setting forth in these embodiments and step do not limit thisScope of invention.
, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not according to reality meanwhileProportionate relationship draw.
Be illustrative to the description only actually of at least one exemplary embodiment below, never conduct is to the present inventionAnd any restriction of application or use.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but suitableWhen in situation, described technology, method and apparatus should be regarded as a part for description.
In all examples with discussing shown here, it is exemplary that any occurrence should be construed as merely, and notAs restriction. Therefore, other example of exemplary embodiment can have different values.
It should be noted that: in similar label and letter accompanying drawing below, represent similar terms, therefore, once a certain Xiang YiIn individual accompanying drawing, be defined, in accompanying drawing subsequently, do not need it to be further discussed.
Fig. 1 is the flow chart of an embodiment of generation method of digital signature of the present invention. As shown in Figure 1, this enforcement number of casesThe generation method of word signature comprises:
110, produce or receive data to be signed in response to the application software on mobile phone terminal, utilize mobile phone operating systemShort message class methods in (that is: operating system on this mobile phone terminal), are organized as short message by these data to be signed, this short messageComprise default special identifier symbol and data to be signed, special identifier symbol is wherein used for identifying short message and comprises and treat number of signatureAccording to, to distinguish mutually with common short message.
Exemplarily, this special identifier symbol comprises that default particular sender number or special time stamp or other are defaultMark. For example, the sender number in short message be set to particular sender number (as: 13388888888) or by timeBetween stamp be set to special time stamp (as: 2199-12-3123:59:59).
These data to be signed can directly be produced by application software on mobile phone terminal (also referred to as mobile phone application software),For example, in an Application Example shown in Fig. 2 of the present invention, application software is the mobile phone client software of the A of bank, and user makesWith this mobile phone client software logging in online A of bank, while transferring accounts, produce content for " to turn from account 9558123456789012345Account to 6226123456789012,123 yuan of the amount of money " data to be signed. In addition, these data to be signed also can be by mobile phone terminalOn application software obtain by other approach, for example, user the T of internet online shopping mall buy goods, produce content be " prop upPay the payment for goods of 100 yuan to seller's first " data to be signed, the T of online shopping mall application platform by these data to be signed by wireless numberPass to mobile phone application software according to connection.
120, by the machine card interface on mobile phone terminal, this short message is write to subscriber card.
Exemplarily, specifically can carry out more new record (UPDATE of machine card interface by the machine card interface on mobile phone terminalRECORD) order, writes subscriber card by this short message.
130, in response to writing short message in subscriber card, identify in this short message writing, whether to comprise default special markKnow symbol.
140, comprise default special identifier symbol, for example particular sender number in response to this short message writing13388888888 or special time stamp 2199-12-3123:59:59, determine in this short message writing and comprise data to be signed.
Otherwise if this short message writing does not comprise default special identifier symbol, this short message is common short message,Do not carry out the follow-up flow process of the present embodiment, process according to normal short message.
150, utilize subscriber card to parse data to be signed from the short message that this writes, and pass through the man-machine of mobile phone terminalInteractive unit shows this data to be signed to user.
160, in response to receiving the confirmation of user for this data to be signed input, utilize subscriber card to adopt defaultSpecial algorithm according to this data to be signed information generated summary, and use the private key of public and private key centering to carry out informative abstractEncrypt generating digital signature.
For example: it is 13388888888 that subscriber card parses sender number from short message, judge in this short message and compriseData to be signed; Subscriber card is resolved the following number of signature for the treatment of that adopts universal character set (UCS2) volume mode to encode from this short messageAccording to:
4ECE8D2653F700390035003500380031003200330034003500360037003800390030003100320033003400358F6C8D2652300036003200320036003100320033003400350036003700380039003000310032FF0C91D1989D003100320033514，
Subscriber card shows that to user the cleartext information of UCS2 coding " transfers accounts from account 95581234567890123456226123456789012,123 yuan of the amount of money ".
As user confirms to agree to above-mentioned information, subscriber card adopts preset number signature generating algorithm, and for example, the close SM2 of state calculatesMethod, can be simultaneously for encrypting and RSA Algorithm or other algorithms of digital signature, carry out digital signature computing, first basisData to be signed (that is: the 4ECE8D2653F700390035003500380031003200330034003500360 of UCS2 coding037003800390030003100320033003400358F6C8D2652300036003200320036003100320033003400350036003700380039003000310032FF0C91D1989D0031003200 33514) information generated summary, soThe private key of rear use public and private key centering is encrypted informative abstract, generating digital signature (r, s). As shown in Figure 2, be thisAn application flow schematic diagram in the generation embodiment of the method for bright digital signature.
The generation method of the digital signature providing based on the above embodiment of the present invention, the application software on mobile phone terminal producesOr receive after data to be signed, can utilize the short message class methods in mobile phone operating system, data to be signed are organized asShort message, by the machine card interface on mobile phone terminal, writes subscriber card by short message; When subscriber card is found to write short message, knowIn the short message not writing, whether comprise default special identifier symbol; If comprise default special identifier symbol, determine write shortIn message, comprise data to be signed, from the short message writing, parse data to be signed, and by the man-machine friendship of mobile phone terminalUnit shows this data to be signed mutually; Receive after the confirmation of user's input, utilize subscriber card to adopt default specific calculationMethod is made a summary according to data to be signed information generated, and uses the private key of public and private key centering to be encrypted informative abstract, generatesDigital signature. Compared with prior art, the embodiment of the present invention is utilized the short message class related side that intelligent mobile phone terminal is generally supportedMethod, the short message that tissue comprises data to be signed, is directly written to subscriber card by this short message from mobile phone terminal, and need to be fromNetwork is issued to mobile phone terminal, by mobile phone terminal, this short message is passed to subscriber card again with short message form, thereby has improvedThe efficiency of transmission of data to be signed, the data to be signed of having avoided air interference to cause are made mistakes, and have saved Internet resources.
Concrete example of the generation embodiment of the method for digital signature according to the present invention and unrestricted, to adopt Android(Android) intelligent mobile phone terminal of operating system is example, in operation 110～120, utilizes the short message in mobile phone operating systemClass methods, are organized as short message by data to be signed and write subscriber card and can be specifically: utilize Android (Android) operating systemProtocol Data Unit (PDU) data organization method in kit message management class(the MakeSubmitPDU method of android.telephony.SmsManager class), is organized as short message by data to be signedAnd write subscriber card by the machine card interface on mobile phone terminal.
Another concrete example of the generation embodiment of the method for digital signature according to the present invention and unrestricted, to adopt Android(Android) intelligent mobile phone terminal of operating system is example, in operation 110～120, utilizes the short message in mobile phone operating systemClass methods, are organized as short message by data to be signed and write subscriber card and can be also specifically: use message content to resolve class and splitThat sends out that person provides writes message approach (ContentResolver.insert(Uriuri, ContentValuesContentValues)), data to be signed be organized as to short message and write subscriber card by the machine card interface on mobile phone terminal.
In the embodiment of the present invention, can realize concrete application by mobile phone application software, for example, the account transfer of bank shouldWith. Each application can be by an application identities (AID) unique identification on subscriber card or on backstage, for sameMobilephone terminal user ID, can be that an application is used a public and private key pair, can be also that one of multiple application use are public and privateKey pair. In the embodiment of the present invention, can distribute a public and private key based on mobilephone terminal user mark (ID) with AID in advanceRight, also can generate when needed public and private key pair by subscriber card. Mobilephone terminal user ID wherein can unique identification oneThe identity of subscriber card, for example, the mobile number of subscriber card or integrated circuit card identification code (IntegratecircuitcardIdentity, ICCID) etc. PKI wherein (for example: the user of operator is stored in backstage by hardware securities such as encryption equipmentsIdentity authorization system), private key leaves in subscriber card.
As an exemplary application of the generation embodiment of the method for digital signature of the present invention, subscriber card generating digital signatureAfter, can pass through communication unit, digital signature and original data to be signed are merged into a data message and send to backstage (exampleAs: the authenticating user identification system of operator) authenticate, in data message, also comprise AID and mobilephone terminal user mark. RecognizeCard platform receives after this data message, obtains the PKI of public and private key centering based on AID and mobilephone terminal user mark, and profitDigital signature is wherein decrypted with the PKI of this public and private key centering informative abstract and root that then relatively deciphering obtainsTreat that according to original whether the informative abstract of signature generation is consistent, if the two is consistent, this digital signature, by certification, is carried out follow-up answeringBy handling process, for example, based on above-mentioned Application Example, data to be signed are " to transfer accounts from account 9558123456789012345To 6226123456789012,123 yuan of the amount of money. " UCS2 coding.
Fig. 3 is the structural representation of an embodiment of mobile phone terminal of the present invention. As shown in Figure 3, the mobile phone of this embodiment eventuallyEnd can be used as the mobile phone terminal of the above embodiment of the present invention, realizes the generation embodiment of the method for the above-mentioned each digital signature of the present invention.As shown in Figure 3, on this mobile phone terminal, be provided with man-machine interaction unit 310 and mobile phone operating system 320 is installed, also comprising in additionApplication software 330, write short message unit 340, machine card interface 350 and subscriber card 360. Wherein:
Application software 330, coupling is arranged on mobile phone terminal, for generating or receive data to be signed.
Write short message unit 340, for producing or receive data to be signed in response to application software 330, utilize mobile phoneShort message class methods in operating system 320, are organized as short message by these data to be signed, and this short message comprises default spyDifferent identifier, special identifier symbol is wherein used for identifying short message and comprises data to be signed. Exemplarily, this special identifier symbol bagDraw together default particular sender number or special time stamp or other default mark.
Machine card interface 350, for writing subscriber card 360 by writing the short message that short message unit 340 is organized into.
Exemplarily, this machine card interface 350 specifically can be by more new record (UPDATE of execution machine card interface 350RECORD) order, writes subscriber card 360 by short message.
Whether subscriber card 360, for writing short message in response to this subscriber card 360, identify in this short message writingComprise default special identifier symbol; Comprise default special identifier symbol in response to this short message writing, determine what this writeIn short message, comprise data to be signed; From the short message that this writes, parse data to be signed, and by the people of mobile phone terminalMachine interactive unit 310 shows these data to be signed; Receive user for these data to be signed in response to man-machine interaction unit 310The confirmation of input, adopts default special algorithm according to data to be signed information generated summary, and uses public and private key pairIn private key informative abstract is encrypted, generating digital signature.
The mobile phone terminal that the above embodiment of the present invention provides, the application software on mobile phone terminal produces or receives and waits to signAfter data, can utilize the short message class methods in mobile phone operating system, data to be signed are organized as to short message, pass through mobile phoneMachine card interface in terminal, writes subscriber card by short message; When subscriber card is found to write short message, in the short message that identification writesWhether comprise default special identifier symbol; If comprise default special identifier symbol, determine in the short message writing and comprise and wait to signData parse data to be signed from the short message writing, and show that by the man-machine interaction unit of mobile phone terminal this waits to signName data; Receive after the confirmation of user's input, utilize subscriber card to adopt default special algorithm according to data to be signedInformation generated summary, and use the private key of public and private key centering to be encrypted informative abstract, generating digital signature. With existing skillArt is compared, the short message class correlation technique that the embodiment of the present invention utilizes intelligent mobile phone terminal generally to support, and tissue comprises to be waited to signThe short message of data, is directly written to subscriber card by this short message from mobile phone terminal, and need to be from network with short message formBe issued to mobile phone terminal, by mobile phone terminal, this short message passed to subscriber card again, thereby improved the transmission of data to be signedEfficiency, the data to be signed of having avoided air interference to cause are made mistakes, and have saved Internet resources.
Mobile phone terminal embodiment concrete example according to the present invention and unrestricted, writes short message unit 340 and specifically canTo utilize the PDU data organization method in Android (Android) operating system 320 kit message management classes, will treat number of signatureAccording to being organized as short message; Or what use message content parsing class provided developer writes message approach, by data to be signedBe organized as short message.
Mobile phone terminal embodiment concrete example according to the present invention and unrestricted, in the various embodiments described above of the present inventionIn mobile phone terminal, write short message unit 340 and specifically can adopt independently Middleware implementation, this middleware can be applied by mobile phoneSoftware transfer, in addition, also can be coupled and be arranged in applying unit.
In this description, each embodiment all adopts the mode of going forward one by one to describe, and what each embodiment stressed is and itThe difference of its embodiment, same or analogous part cross-references between each embodiment. Establish for mobile phone terminalStandby embodiment, because it is substantially corresponding with embodiment of the method, so description is fairly simple, relevant part is real referring to methodExecute routine part explanation.
May realize in many ways method of the present invention and mobile phone terminal standby. For example, can pass through software, hardware, solidAny combination of part or software, hardware, firmware realizes method of the present invention and mobile phone terminal, for the step of described methodSaid sequence be only in order to describe, the step of method of the present invention is not limited to above specifically described order, unless withAlternate manner special instruction. In addition in certain embodiments, can be also the journey being recorded in recording medium by the invention process,Order, these programs comprise the machine readable instructions for realizing the method according to this invention. Thereby the present invention also covers storage and usesIn the recording medium of program of carrying out the method according to this invention.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be passed throughThe hardware that programmed instruction is relevant completes, and aforesaid program can be stored in a computer read/write memory medium, this programIn the time carrying out, carry out the step that comprises said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or lightThe various media that can be program code stored such as dish.
The short message class correlation technique that the embodiment of the present invention utilizes intelligent mobile phone terminal generally to support, tissue comprises to be waited to signThe short message of data, is directly written to subscriber card by this short message from mobile phone terminal, and need to be from network with short message formBe issued to mobile phone terminal, by mobile phone terminal, this short message passed to subscriber card again, thereby improved the transmission of data to be signedEfficiency, the data to be signed of having avoided air interference to cause are made mistakes, and have saved Internet resources.
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or by the present inventionBe limited to disclosed form. Many modifications and variations are obvious for the ordinary skill in the art. Select and retouchStating embodiment is for better explanation principle of the present invention and practical application, and those of ordinary skill in the art can be managedThereby separate the present invention and design the various embodiment with various amendments that are suitable for special-purpose.
Claims (9)
1. a generation method for digital signature, is characterized in that, comprising:
Produce or receive data to be signed in response to the application software on mobile phone terminal, utilizing short the disappearing in mobile phone operating systemBreath class methods, are organized as short message by described data to be signed, and described short message comprises default special identifier symbol, described spyDifferent identifier is used for identifying described short message and comprises data to be signed;
By the machine card interface on mobile phone terminal, described short message is write to subscriber card;
In response to writing short message in subscriber card, in the short message that identification writes, whether comprise default special identifier symbol;
Comprise default special identifier symbol in response to the short message writing, determine in the short message of said write and comprise and wait to signData;
Utilize subscriber card to parse data to be signed from the short message writing, and aobvious by the man-machine interaction unit of mobile phone terminalShow this data to be signed;
In response to the confirmation that receives user's input, subscriber card adopts default special algorithm to generate according to data to be signedInformative abstract, and use the private key of public and private key centering to be encrypted informative abstract, generating digital signature.
2. method according to claim 1, is characterized in that, described special identifier symbol comprises default particular sender numberCode or special time stamp.
3. method according to claim 1, is characterized in that, by the machine card interface on mobile phone terminal, by described short disappearingBreath writes subscriber card and comprises:
Carry out the more new record UPDATERECORD order of machine card interface by the machine card interface on mobile phone terminal, by described short messageWrite subscriber card.
4. according to the method described in claims 1 to 3 any one, it is characterized in that, utilize short the disappearing in mobile phone operating systemBreath class methods, are organized as short message by described data to be signed and comprise:
Utilize the protocol Data Unit PDU data organization method in Android Android operating system kit message management class, willDescribed data to be signed are organized as short message; Or
What use message content parsing class provided developer writes message approach, and described data to be signed are organized as to short disappearingBreath.
5. a mobile phone terminal, is provided with man-machine interaction unit and mobile phone operating system is installed, its spy on described mobile phone terminalLevy and be, described mobile phone terminal also comprises:
Application software, coupling is arranged on described mobile phone terminal, for generating or receive data to be signed;
Write short message unit, for producing or receive data to be signed in response to described application software, utilize mobile phone operation systemShort message class methods in system, are organized as short message by described data to be signed, and described short message comprises default special markKnow symbol, described special identifier symbol is used for identifying described short message and comprises data to be signed;
Machine card interface, for writing subscriber card by described short message;
Whether subscriber card, for writing short message in response to this subscriber card, comprise default spy in the short message that identification writesDifferent identifier; Comprise default special identifier symbol in response to the short message writing, determine in the short message of said write and compriseData to be signed; From the short message writing, parse data to be signed, and show by the man-machine interaction unit of mobile phone terminalThese data to be signed; The confirmation that receives user's input in response to man-machine interaction unit, adopts default special algorithm rootAccording to data to be signed information generated summary, and use the private key of public and private key centering to be encrypted informative abstract, generating digitalSignature.
6. mobile phone terminal according to claim 5, is characterized in that, described special identifier symbol comprises default specific transmissionSide's number or special time stamp.
7. mobile phone terminal according to claim 5, is characterized in that, described machine card interface is specifically by execution machine card interfaceMore new record UPDATERECORD order, writes subscriber card by described short message.
8. according to the mobile phone terminal described in claim 5 to 7 any one, it is characterized in that, described in to write short message unit concreteUtilize the protocol Data Unit PDU data organization method in Android Android operating system kit message management class, described in inciting somebody to actionData to be signed are organized as short message; Or what use message content parsing class provided developer writes message approach, by instituteState data to be signed and be organized as short message.
9. according to the mobile phone terminal described in claim 5 to 7 any one, it is characterized in that, described in to write short message unit concreteFor independently middleware or coupling are arranged in applying unit.
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| CN104184892A (en) * | 2014-08-12 | 2014-12-03 | 桂林微网半导体有限责任公司 | Mobile terminal intelligent card based data transmission method and mobile terminal |
| CN105430640B (en) * | 2015-12-09 | 2019-02-26 | 青岛海信移动通信技术股份有限公司 | A kind of SMS encryption authentication method, terminal and system |
| CN106791046A (en) * | 2016-12-05 | 2017-05-31 | 宇龙计算机通信科技(深圳)有限公司 | The management method of private communication, device and mobile terminal |
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