CN108400874A - The method that the digital signature function of terminal is authenticated printed text is verified using seal - Google Patents
The method that the digital signature function of terminal is authenticated printed text is verified using seal Download PDFInfo
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- CN108400874A CN108400874A CN201810165642.5A CN201810165642A CN108400874A CN 108400874 A CN108400874 A CN 108400874A CN 201810165642 A CN201810165642 A CN 201810165642A CN 108400874 A CN108400874 A CN 108400874A
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- CN
- China
- Prior art keywords
- file
- seal
- printed text
- terminal
- digital signature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
- H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
- H04L63/126—Applying verification of the received information the source of the received data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/10—Integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3297—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving time stamps, e.g. generation of time stamps
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Abstract
The invention discloses the methods that the digital signature function that terminal is verified using seal is authenticated printed text, it include file sender, the seal verification terminal of file sender, file reception side's seal verification terminal, file reception side, printed text digital picture document, whether the digital signature function for verifying terminal by using seal is sent out by file sender printed text, printed text is authenticated the fact that whether complete and printed text is tampered.The present invention solves Miscellaneous Documents during strange land is signed, in the case of the system for the authoritative institution for not being responsible for seal by country, how to the problem of file with an official seal affixed is authenticated, it can effectively distinguish whether printed text is sent out by file sender, whether complete and printed text is tampered printed text, and then accomplish the effective anti-fake of printed text.
Description
Technical field
The present invention relates to the technical fields that file carries out technology signature, are related to a kind of number label for verifying terminal using seal
The method that name function is authenticated printed text.
Background technology
For the spreading unchecked of dummy seal, the increasingly advanced new situation of false making means, there is shutting mechanism to begin one's study in seal at present
In be put into intelligent anti-counterfeiting chip, and take key encryption write-in information, while using verification terminal, for the information in seal into
The mode of row decryption, to complete the authenticity verification to seal, related experiment has confirmed a kind of this effective identification of can yet be regarded as
The method of dummy seal.
But in actual economic activity and social activities, more situations is that both parties are in two places, certain in transaction
At this moment one side can not just produce to file with an official seal affixed when the seal in face of counterpart carries out object authentication（I.e.
Printed text）It is identified and anti-fake demand.
Someone has studied a kind of method carrying out printed text verification using seal verification terminal.This method is file
After printed text with an official seal affixed is taken pictures or is scanned by sender, formed printed text digital picture electronics files, then by oneself
Seal verifies the sequence number of terminal and printed text digital picture electronics files are packaged, and issues file reception side, file reception side pair
After compressed file is decompressed, the power of seal is responsible for country according to the sequence number of the seal of file sender verification terminal
It is inquired in the system of prestige mechanism, is sent to realize to whether the seal verification terminal that file sender uses belongs to file
Whether the printed text that side and file reception side receive is that file sender is with an official seal affixed and being authenticated for the fact that sending out.But it should
The system that kind authentication mode requires connect to the authoritative institution that country is responsible for seal is inquired, unsmooth in Internet
Or country's system of authoritative institution for being responsible for seal is unable to reach the mesh being authenticated to printed text when there are abnormal conditions
, therefore, how in the case of the system for the authoritative institution for not being responsible for seal by country, to printed text whether by file
Sender sends out, printed text is authenticated as current problem to be solved the fact that whether complete and printed text is tampered.
Invention content
The purpose of the present invention is to provide a kind of digital signature functions for verifying terminal using seal to be authenticated to printed text
Method, when both parties are in two places, wherein a side（That is file sender）First in the conjunction coordinated files upper cover reached an agreement
Then the files such as printed text image electronic shelves are sent to file reception side by upper seal, by file reception side to the data such as printed text into
Row certification, in the case of the system for the authoritative institution for not being responsible for seal by country, the present invention can effectively solve the problem that
It is existing during stating how to confirm that the printed text that file reception side receives is exactly what file sender sent, and printed text content is complete
Whole, the problem of being not tampered with or being forged, accomplish that printed text is effectively anti-fake, it is ensured that transaction authenticity and safety.
To solve the above problems, the technical scheme is that：The digital signature function of terminal is verified to print using seal
The method that text is authenticated comprising file sender, the seal verification terminal of file sender, the verification of file reception side's seal
Terminal, file reception side, printed text digital picture document, it is characterised in that：
File sender possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Family end；
The computer client or cell-phone customer terminal of threaded file sender's seal verification terminal are for reading seal verification terminal
Encryption unique sequence numbers and read computer client or mobile phone client system time to form time when digital signature
Stamp, for verifying the encryption unique sequence numbers of terminal based on file sender's seal, printed text carries out first time digital signature
Time stab, printed text digital picture document to printed text carry out first time digital signature formed first digit signature file, and
For seal to be verified to the encryption unique sequence numbers of terminal, time stab, first number of printed text progress first time digital signature
Word signature file, printed text digital picture document compress be packaged into compressed file together；
File reception side possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Behind the end of family, for decompressing the compressed file received, and the encryption based on file sender's seal verification terminal after decompression is unique
Sequence number, printed text carry out the time stab of first time digital signature, the digital picture document of printed text passes through same digital signature
Mode carries out second of digital signature to printed text and forms second digit signature file, then the first digit after decompression is signed
File and file reception it is rectangular at second digit signature file be compared.
The method that the digital signature function that terminal is verified using seal is authenticated printed text, specific steps are such as
Under：
First, printed text with an official seal affixed is switched to digital picture document by file sender, while being sent by being connected with file
Fang Yinzhang verifies the computer client of terminal or cell-phone customer terminal reads the corresponding encryption of file sender's seal verification terminal
Unique sequence numbers, reading computer client or mobile phone client system time form time stab when digital signature, then
The encryption unique sequence numbers of terminal, the timestamp of printed text progress first time digital signature are verified based on file sender's seal again
Remember, the digital picture document of printed text is digitally signed printed text to form first digit signature file by digest algorithm；
Secondly, file sender verifies the computer client or cell-phone customer terminal of terminal by being connected with file sender's seal
By printed text digital picture document with an official seal affixed, file sender's seal verify the encryption unique sequence numbers of terminal, printed text into
The time stab and first digit signature file of row first time digital signature, together compression are sent to file reception after being packaged
Side；
Again, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
End, the compressed file packet sent by file sender collected is decompressed, digital picture document, the file of printed text are obtained
The encryption unique sequence numbers of sender's seal verification terminal, printed text carry out the time stab and first number of first time digital signature
Word signature file；
Finally, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
The encryption unique sequence numbers of terminal are verified in end based on file sender's seal after decompression, printed text carries out first time digital signature
Time stab, printed text digital picture document second digital signature carried out to printed text by same digest algorithm form second
A digital signature file, then by first digit signature file and the file reception after decompression it is rectangular at second digit sign
File is compared, so whether printed text is sent out by file sender, printed text whether the thing whether complete and printed text is tampered
It is authenticated in fact.
Further, the seal is internally embedded intelligent chip, and the intelligent chip is wirelessly to be communicated, had
There are the card of electronic information storage function and calculation function, each intelligent chip that there is globally unique identifier, the intelligence
The globally unique identifier of energy chip is in the computer client or hand for verifying terminal by being connected with file sender's seal
Machine client read and encryption after, with seal verify the encryption unique sequence numbers of terminal, the digital picture document of printed text, printed text into
The time stab of row first time digital signature is used to carry out first time digital signature to printed text together to form first digit signature
File, then carry out number label for the first time with the encryption unique sequence numbers, the digital picture document of printed text, printed text of seal verification terminal
Time stab, the first digit signature file of name are verified by file sender by being connected with the seal of file sender together
Computer client or the cell-phone customer terminal compression of terminal are sent to file reception side after being packaged, and the file reception side is based on
The encryption unique sequence numbers of file sender's seal verification terminal after decompression, the encryption identifier of seal intelligent chip, printed text
Carry out the time stab of first time digital signature, the digital picture document of printed text carries out second of digital signature to printed text and forms the
Two-digit signature file.
Further, the digest algorithm, prior applicability hash algorithm or the close SM3 of state.
Further, the seal verification terminal includes terminal body, which contains information reading module, safety control
Molding block, central processing unit and computer communication module；The computer communication module has verification terminal and calculating
Data communication function between machine client；The information reading module is used to read the chip information in intelligent chip；Institute
The safety control module stated is that VSOP circuit packages or PSAM cassettes encapsulate, which contains encrypted public key, uses
In verification is decrypted to the read chip information of information reading module, to confirm the legitimacy of intelligent chip in intelligent seal
And validity；The central processing unit supports DES, AES, RSA, SM2, SM3, SM4 algorithm, and reads mould with information simultaneously
Block, safety control module and computer communication module are connected；：The cipher mode packet of the seal verification terminal unique sequence numbers
Include symmetrically or non-symmetrically algorithm, oval algorithm, the close SM1~SM4 of state.
Further, the cipher mode of the globally unique identifier of the seal intelligent chip includes symmetrically or non-symmetrically
Algorithm, oval algorithm, the close SM1~SM4 of state.
Further, the digital picture document of the printed text is by being taken pictures, being recorded a video, scanning side to printed text material object content
The electronic document that formula is formed, including text information, image information, video information.
Further, the seal includes official seal, contract chapter, invoice chapter or seal imprint stamp, a name with legal effect
Chapter.
Further, the seal that the file sender and file reception side are possessed verifies terminal, has corresponding number of registration,
Number of registration is put on record in the system for the authoritative institution that country is responsible for seal；The seal is internally embedded intelligent chip, intelligence
The corresponding global unique identifier of energy chip is put on record in the system for the authoritative institution that country is responsible for seal.
Further, the reading of the corresponding encryption unique sequence numbers of the file sender seal verification terminal, the text
Part sender carries out first time digital signature to printed text and forms first digit signature file, the file sender by file
Sender's seal verifies the encryption unique sequence numbers of terminal, printed text carries out the time stab of first time digital signature, the number of printed text
The compression of word image document and first digit signature file together is packaged by being connected with the verification of file sender's seal
The computer client or cell-phone customer terminal of terminal are completed；The file reception side unzips it compressed package, to printed text
It carries out second of digital signature and forms second digit signature file by being connected with file reception side's seal verification terminal
Computer client or cell-phone customer terminal are completed.
In view of the above technical characteristic, the present invention has the following advantages：
1, the applicable main body of the present invention（That is file sender and file reception side）To have possessed the nature that seal verifies terminal
People, legal person, juridical-person tissue, public organization or administrative organization.The present invention can be used in the strange land signature of Miscellaneous Documents data
In the process, for whether being sent out by file sender to all kinds of printed texts, printed text the fact that whether complete and printed text is tampered
It is authenticated.Such as in the contract of progress, agreement, the signature of memorandum file and various proofs and when affixing one's seal of file of promise
It uses, file sender（That is the application signer of digital signature）Either party in being both parties or being multi-party, file
Recipient（That is the verification signer of digital signature）Either party in can also be both parties or being multi-party.It is provided in folk prescription
When the files such as proof, commitment letter, the side of providing of file is used as file sender, and receiving the main bodys such as the physical or juridical person of file is
File reception side.
2, file sender is with an official seal affixed on file, can according to habit of transaction page of affixing one's seal it is with an official seal affixed, capping ride
After stitching chapter and signature etc., printed text is formed by digital picture document, the digital picture of printed text by mobile phone, camera or scanner
Document can be various files electronic shelves forms, including but not limited to * .jpg, the figures such as * .pdf, * .png, * .gif, * .bmp
File and WORD, EXCEL, PDF, the video file of the text files such as WPS and various formats.Then, by being connected with text
The computer client or cell-phone customer terminal of the seal verification terminal of part sender read file sender's seal and verify terminal-pair
The encryption identifier of the encryption unique sequence numbers, reading seal intelligent chip answered（It may be selected to increase）, read computer client
Or after the mobile phone client system time is to form time stab when digital signature, then based on file sender's seal verification terminal
Encryption unique sequence numbers, seal intelligent chip encryption identifier（It may be selected to increase）, printed text carry out first time digital signature
Time stab, printed text digital picture document to printed text carry out first time digital signature formed first digit signature file
（First " eap-message digest " also known as formed after digital signature）.Then, the calculating of terminal is verified by aforementioned seal again thereafter
Machine client or cell-phone customer terminal file sender's seal is verified the encryption unique sequence numbers of terminal, seal intelligent chip plus
Close identifier（It may be selected to increase）, printed text carry out the time stab of first time digital signature, the digital picture document of printed text, first
A digital signature file carries out compression packing together, forms compressed file.Finally, compressed file is issued file by file sender
Recipient.
In the aforesaid operations of file sender, the seal verification terminal of file sender and the print for being connected with file sender
The computer client or cell-phone customer terminal of chapter verification terminal play crucial anti-fake and privacy functions.File sender only can
Terminal is verified by the seal of oneself and connects computer client or cell-phone customer terminal, then passes through computer client or mobile phone visitor
The encryption unique sequence numbers of file sender's seal verification terminal are read at family end, and the two is indispensable, otherwise can not read file
Sender's seal verifies the encryption unique sequence numbers of terminal, file sender's seal can not also be verified to the unique sequence of encryption of terminal
Row number is packaged in the follow-up compressed file for issuing file reception side.Therefore, it is tested using the seal of file sender in the present invention
Card terminal and the seal for being connected with file sender verify the computer client or cell-phone customer terminal of terminal, effectively play anti-fake
Effect can reliably differentiate that printed text is to be authorized to send by file sender, printed text is made to have as card in legal sense
According to authenticity and non-repudiation；Encryption unique sequence numbers, the seal intelligence core of the terminal of file sender's seal verification simultaneously
The encryption identifier of piece is all made of encrypted form and presents, and prevents the encryption unique sequence numbers of file sender's seal verification terminal
With the leakage and forgery of the encryption identifier of seal intelligent chip, the secrecy and anti-fake effect of printed text are effectively played.
3, file reception side verifies terminal by the seal of file reception side and is connected with file after receiving compressed file
The computer client or cell-phone customer terminal of the seal verification terminal of recipient, unzip it compressed file, obtain first
A digital signature file, printed text carry out the time stab of first time digital signature, the digital picture document of printed text, file sender
Seal verification terminal it is corresponding encryption unique sequence numbers, seal intelligent chip encryption identifier（It may be selected to increase）.File
Recipient can use the same digital signature encryption mode of file sender in computer client above-mentioned or cell-phone customer terminal
The time stab of first time digital signature, the digital picture document of printed text and file sender are carried out based on the printed text after decompression
Seal verifies the encryption identifier of the corresponding encryption unique sequence numbers of terminal, seal intelligent chip（It may be selected to increase）Carry out second
Secondary digital signature forms second digit signature file.File reception side is again by first data signature file and second data
Signature file is compared, if two file contents are consistent, illustrates that the file with printed text received is really sent by file
Side sends out, printed text content intact and without distorting by any, if two file contents are inconsistent, illustrates the band received
There is the file of printed text not to be sent out by file sender, either the file with printed text it is imperfect or receive with printed text
File has been tampered with.
The first time digital signature procedure of file sender and second of digital signature procedure of file reception side, are all made of
Identical digest algorithm is digitally signed, for example, by using hash algorithm（Hash, also known as hash algorithm, are shown in《SM3 cryptographic Hash
Algorithm》National Password Management office 2010）To complete digital signature.Since the algorithm of digital signature can ensure for number label
The source file of name（I.e. printed text carries out the time stab of first time digital signature, the digital picture document of printed text and file sender
Seal verification terminal it is corresponding encryption unique sequence numbers, seal intelligent chip encryption identifier（It may be selected to increase））It is micro-
Small variation will make the digital signature file content formed after digital signature generate huge variation, therefore, if for counting
The source file of word signature is slightly distorted, and may result in second that file reception side is formed after carrying out second of digital signature
The content of digital signature file and first digit signature file content are entirely different, therefore the present invention can effectively distinguish file
Whether the printed text that recipient receives is sent out by file sender, whether complete or printed text is tampered printed text content, so as to
Effective anti-fake effect is enough played, the safety of transaction is improved.
Either file sender or file reception side, its own seal verify corresponding main information of terminal etc.
In country in relation to the corresponding system for the authoritative institution for being responsible for seal（Such as national seal police management information system）In
Put on record, record information is true, accurate, verifies the encryption unique sequence numbers of terminal by file sender's seal for file reception side
Carry out in time inquiry and Information Authentication, with verify file sender main information whether with power of the country in relation to being responsible for seal
The corresponding system of prestige mechanism（Such as national seal police management information system）In put on record consistent, determine file sender's subject identity
The authenticity and legitimacy of information.Meanwhile printed text is arranged for law, administrative regulation regulation or party and needs to confirm payment received
, the present invention can set file reception side and confirm payment received.When the payment received that file sender receives file reception side confirms, it is considered as
File reception side has received file and has sent the file with printed text of hair transmission and confirm that printed text content is errorless.
4, the seal verification terminal that file sender and file reception side are possessed in the present invention, has corresponding number of registration,
Number of registration is in country in relation to the corresponding system for the authoritative institution for being responsible for seal（Such as national seal police management information system）
In put on record；The seal that file sender uses is internally embedded intelligent chip, and the corresponding global unique identifier of intelligent chip is in state
Family puts on record in the system in relation to the authoritative institution for being responsible for seal.File sender and file reception side can utilize corresponding
The seal verification number of registration of terminal, seal global unique identifier in authoritative institution of the country in relation to being responsible for seal
Corresponding system（Such as national seal police management information system）In related situation of putting on record is inquired, and then to seal verify eventually
End, seal carry out true and false certification.Due to seal verify terminal number of registration or seal identifier be it is not imitability, because
This, is if seal verification terminal and/or seal are imitated or borrow, authoritative institution of the country in relation to being responsible for seal
Corresponding system（Such as national seal police management information system）It can verify and easily.Meanwhile the registration of seal verification terminal
Be packaged after number can also being encrypted together with the unique sequence numbers that seal verifies terminal to file reception side, as verification information it
One.File reception side can also further pass through note after carrying out related certification to printed text with digital signature function of the present invention
Volume number verifies the certification and antiforge function to help to improve the present invention to printed text.
If 5, file sender has possessed the official seal with intelligent chip（Call intelligent seal in the following text）, intelligent chip can be with
For RFID chip or contactless CPU card or non-contact IC card, by taking RFID chip as an example, the chip of RFID built in intelligent seal
In unique identifier country in relation to the corresponding system for the authoritative institution for being responsible for seal（Such as national seal public security pipe
Manage information system）In put on record and can be for the inquiring and authenticating of file reception side, file sender is using intelligent seal in file upper cover
Chapter, then file sender before printed text compression is packaged, can also verify the intelligence corresponding to terminal reading printed text by seal
Unique identifier in the chip of the built-in RFID of energy seal and encryption, the seal by being connected with file sender verify terminal
Computer client or cell-phone customer terminal by unique identifier, the seal in the chip of RFID built in encrypted intelligent seal
The unique sequence numbers and printed text digital picture document, printed text for verifying terminal carry out the time stab of first time digital signature as source
After file carries out first time digital signature formation first digit signature file, then adding file sender's seal intelligent chip
Close identifier and the unique sequence numbers of seal verification terminal, printed text carry out the time stab of first time digital signature, printed text number
Image document and first digit signature file compress together is packed into compressed file, and compressed file is then sent to text again
Part recipient.File reception side is after collecting compressed file and decompressing, based on file sender's seal intelligence core after decompression
The encryption unique sequence numbers of encryption identifier and file sender's seal the verification terminal of piece, printed text carry out first time digital signature
Time stab, printed text digital picture document to printed text carry out second of digital signature after formed second digit signature file,
First data signature file is compared with second data signature file again for file reception side, if two file contents
Unanimously, then the file with printed text that receives of explanation really sent out by file sender, printed text content intact and without by times
What is distorted, if two file contents are inconsistent, illustrates that the file with printed text received is not sent out by file sender
Go out or receives that the file content with printed text is imperfect or the file with printed text that receives has been tampered with.File simultaneously
Recipient can also oneself seal verifies the computer client of terminal or cell-phone customer terminal prints the intelligence received by connecting
The unique sequence numbers of unique identifier and seal verification terminal in the chip of RFID built in chapter submit country is related to be responsible for
The corresponding system of the authoritative institution of seal（Such as national seal police management information system）It is inquired, further verifies file hair
The side of sending whether be the seal verification terminal legitimate holder（I.e. to verification file whether be the fact that file sender sends out into
The further certification of row）, which seal can also be used file sender（Such as official seal, contract chapter）The printed text of lid and should
The whether true legal effective seal of seal is verified, and is reached triple-authentication effect, is reinforced to printed text authenticity and legitimacy
It is authenticated.File reception side increases the authenticating step of the encryption unique identifier of the chip of RFID built in intelligent seal also can be into
One step improves the antifalsification and confidentiality of printed text.
6, file sender passes through threaded file sender to the file progress first time digital signature procedure with printed text
The computer client or cell-phone customer terminal of seal verification terminal are completed, and file reception side carries out the to the file with printed text
Secondary digital signature procedure is by the computer client or cell-phone customer terminal of threaded file recipient's seal verification terminal come complete
At.File sender only needs point " digital signature ", client can the related seal verification terminal of automatic collection the unique sequence of encryption
The encryption identifier of row number, seal intelligent chip（It may be selected to increase）, first time digital signature time stab, with printed text number
Image document is formed together for compressing " eap-message digest " file being packaged（That is first digit signature file）, then number is completed
Signature process, then can be by file after compression packing by " transmission "（The seal of sender containing file verifies the unique sequence of encryption of terminal
The encryption identifier of row number, intelligent seal（It may be selected to increase）, the time stab of first time digital signature, " eap-message digest ", print
Literary digital picture document）Can directly transmit, also be can save in mobile phone or in computer in client software, using wechat,
The modes such as mail are sent.Entire digital signature procedure is easy to operate, convenient.
7, file reception side sent out by file sender really in certification printed text, the file content with printed text completely and not
Under the premise of being tampered, file reception can be capped the seal of oneself and the file for belonging to other side is sent to file sender.
At this point, file sender needs the printed text with an official seal affixed to file reception side to verify, file sender and file reception side
Role is exchanged, the verification method according to the invention printed text with an official seal affixed to file reception side is verified.That is, former
The file sender come is at present file reception side, and vice versa.
The method that the digital signature function provided by the invention that terminal is verified using seal is authenticated printed text, is not being borrowed
In the case of the system for helping the national authoritative institution for being responsible for seal, the present invention can effectively solve the problem that both parties respectively different
The problem of ground, the printed text with an official seal affixed to other side carries out true and false certification, it can accurately recognize printed text whether by printed text sender
Send out, whether content intact, the file with printed text are tampered or are forged the file with printed text, effectively accomplish to print
Text is anti-fake, it is ensured that transaction authenticity and safety.Simultaneously file reception side find printed text be not file sender send out or
When printed text is tampered or is forged, it can be incited somebody to action by the computer client or cell-phone customer terminal for connecting itself seal verification terminal
Related situation feeds back to the seal police management information system of public security organ, moreover it is possible to effectively help to hit breaking laws and commit crime for dummy seal
Activity.The present invention's promotes the use of, and rectifies the economic order for China, places all kinds of swindle phenomenons, establishes social credit system
Play an important roll.
Description of the drawings
Fig. 1 is the flow chart of the embodiment of the present invention one.
Fig. 2 is the flow chart of the embodiment of the present invention two.
Specific implementation mode
The invention will be further elucidated with reference to specific embodiments.It should be understood that these embodiments are merely to illustrate this hair
It is bright rather than limit the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, art technology
Personnel can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Fixed range.
Referring to Fig. 1, specific embodiment one, the present invention provides a kind of digital signature functions for verifying terminal using seal
The method that printed text is authenticated comprising file sender, the seal verification terminal of file sender, file reception side's seal
Verify the digital picture document of terminal, file reception side, printed text, it is characterised in that：
File sender possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Family end；
The computer client or cell-phone customer terminal of threaded file sender's seal verification terminal are for reading seal verification terminal
Encryption unique sequence numbers and read computer client or mobile phone client system time to form time when digital signature
Stamp, for verifying the encryption unique sequence numbers of terminal based on file sender's seal, printed text carries out first time digital signature
Time stab, printed text digital picture document to printed text carry out first time digital signature formed first digit signature file, and
For seal to be verified to the encryption unique sequence numbers of terminal, time stab, first number of printed text progress first time digital signature
Word signature file, printed text digital picture document compress be packaged into compressed file together；
File reception side possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Behind the end of family, for decompressing the compressed file received, and the encryption based on file sender's seal verification terminal after decompression is unique
Sequence number, printed text carry out the time stab of first time digital signature, the digital picture document of printed text passes through same digital signature
Mode carries out second of digital signature to printed text and forms second digit signature file, then the first digit after decompression is signed
File and file reception it is rectangular at second digit signature file be compared.
The method that the digital signature function that terminal is verified using seal is authenticated printed text, specific steps are such as
Under：
First, printed text with an official seal affixed is switched to digital picture document by file sender, while being sent by being connected with file
Fang Yinzhang verifies the computer client of terminal or cell-phone customer terminal reads the corresponding encryption of file sender's seal verification terminal
Unique sequence numbers, reading computer client or mobile phone client system time form time stab when digital signature, then
The encryption unique sequence numbers of terminal, the timestamp of printed text progress first time digital signature are verified based on file sender's seal again
Remember, the digital picture document of printed text is digitally signed printed text to form first digit signature file by digest algorithm；
Secondly, file sender verifies the computer client or cell-phone customer terminal of terminal by being connected with file sender's seal
By printed text digital picture document with an official seal affixed, file sender's seal verify the encryption unique sequence numbers of terminal, printed text into
The time stab and first digit signature file of row first time digital signature, together compression are sent to file reception after being packaged
Side；
Again, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
End, the compressed file packet sent by file sender collected is decompressed, digital picture document, the file of printed text are obtained
The encryption unique sequence numbers of sender's seal verification terminal, printed text carry out the time stab and first number of first time digital signature
Word signature file；
Finally, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
The encryption unique sequence numbers of terminal are verified in end based on file sender's seal after decompression, printed text carries out first time digital signature
Time stab, printed text digital picture document second digital signature carried out to printed text by same digest algorithm form second
A digital signature file, then by first digit signature file and the file reception after decompression it is rectangular at second digit sign
File is compared, so whether printed text is sent out by file sender, printed text whether the thing whether complete and printed text is tampered
It is authenticated in fact.
The digest algorithm, prior applicability hash algorithm or the close SM3 of state.
Seal verification terminal includes terminal body, the terminal body contain information reading module, safety control module,
Central processing unit and computer communication module；The computer communication module has verification terminal and computer clients
Data communication function between end；The information reading module is used to read the chip information in intelligent chip；The peace
Full control module is that VSOP circuit packages or PSAM cassettes encapsulate, which contains encrypted public key, for letter
Verification is decrypted in the breath read chip information of read module, with the legitimacy of intelligent chip in the intelligent seal of confirmation and effectively
Property；The central processing unit supports DES, AES, RSA, SM2, SM3, SM4 algorithm, and simultaneously with information reading module, peace
Full control module and computer communication module are connected；The cipher mode of the seal verification terminal unique sequence numbers includes symmetrical
Or asymmetric algorithm, oval algorithm, the close SM1~SM4 of state.
The digital picture document of the printed text be by being taken pictures, being recorded a video to printed text material object content, scan mode is formed
Electronic document, including text information, image information, video information.
The seal includes official seal, contract chapter, invoice chapter or seal imprint stamp, a name chapter with legal effect.
The seal that the file sender and file reception side are possessed verifies terminal, has corresponding number of registration, number of registration
Put on record in the system for the authoritative institution that country is responsible for seal；The seal is internally embedded intelligent chip, intelligent chip
Corresponding whole world unique identifier is put on record in the system for the authoritative institution that country is responsible for seal.
The file sender seal verifies the reading of the corresponding encryption unique sequence numbers of terminal, the file sender
First time digital signature formation first digit signature file is carried out to printed text, the file sender prints file sender
Chapter verifies the encryption unique sequence numbers of terminal, printed text carries out the time stab of first time digital signature, the digital picture text of printed text
The compression of shelves and first digit signature file together is packaged the meter that terminal is verified by being connected with file sender's seal
Calculation machine client or cell-phone customer terminal are completed；The file reception side unzips it compressed package, carries out second to printed text
Secondary digital signature forms the calculating passenger that second digit signature file verifies terminal by being connected with file reception side's seal
Family end or cell-phone customer terminal are completed.
Referring to Fig. 2, specific embodiment two, the present invention provides a kind of digital signature functions for verifying terminal using seal
The method that printed text is authenticated comprising file sender, the seal verification terminal of file sender, file reception side's seal
Verify the digital picture document of terminal, file reception side, printed text, it is characterised in that：
File sender possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Family end；
The computer client or cell-phone customer terminal of threaded file sender's seal verification terminal are for reading seal verification terminal
Encryption unique sequence numbers and read computer client or mobile phone client system time to form time when digital signature
Stamp, for verifying the encryption unique sequence numbers of terminal based on file sender's seal, printed text carries out first time digital signature
Time stab, printed text digital picture document to printed text carry out first time digital signature formed first digit signature file, and
For seal to be verified to the encryption unique sequence numbers of terminal, time stab, first number of printed text progress first time digital signature
Word signature file, printed text digital picture document compress be packaged into compressed file together；
File reception side possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Behind the end of family, for decompressing the compressed file received, and the encryption based on file sender's seal verification terminal after decompression is unique
Sequence number, printed text carry out the time stab of first time digital signature, the digital picture document of printed text passes through same digital signature
Mode carries out second of digital signature to printed text and forms second digit signature file, then the first digit after decompression is signed
File and file reception it is rectangular at second digit signature file be compared.
The method that the digital signature function that terminal is verified using seal is authenticated printed text, specific steps are such as
Under：
First, printed text with an official seal affixed is switched to digital picture document by file sender, while being sent by being connected with file
Fang Yinzhang verifies the computer client of terminal or cell-phone customer terminal reads the corresponding encryption of file sender's seal verification terminal
Unique sequence numbers, reading computer client or mobile phone client system time form time stab when digital signature, then
The encryption unique sequence numbers of terminal, the timestamp of printed text progress first time digital signature are verified based on file sender's seal again
Remember, the digital picture document of printed text is digitally signed printed text to form first digit signature file by digest algorithm；
Secondly, file sender verifies the computer client or cell-phone customer terminal of terminal by being connected with file sender's seal
By printed text digital picture document with an official seal affixed, file sender's seal verify the encryption unique sequence numbers of terminal, printed text into
The time stab and first digit signature file of row first time digital signature, together compression are sent to file reception after being packaged
Side；
Again, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
End, the compressed file packet sent by file sender collected is decompressed, digital picture document, the file of printed text are obtained
The encryption unique sequence numbers of sender's seal verification terminal, printed text carry out the time stab and first number of first time digital signature
Word signature file；
Finally, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
The encryption unique sequence numbers of terminal are verified in end based on file sender's seal after decompression, printed text carries out first time digital signature
Time stab, printed text digital picture document second digital signature carried out to printed text by same digest algorithm form second
A digital signature file, then by first digit signature file and the file reception after decompression it is rectangular at second digit sign
File is compared, so whether printed text is sent out by file sender, printed text whether the thing whether complete and printed text is tampered
It is authenticated in fact.
The seal is internally embedded intelligent chip, and the intelligent chip is wirelessly to be communicated, have electronics
The card of information storage function and calculation function, each intelligent chip have globally unique identifier, the intelligent chip
Globally unique identifier by be connected with file sender's seal verify terminal computer client or cell phone customer
After end is read and encrypted, encryption unique sequence numbers, the digital picture document of printed text, printed text that terminal is verified with seal carry out first
The time stab of secondary digital signature is used to carry out first time digital signature to printed text together to form first digit signature file, then
With seal verify terminal encryption unique sequence numbers, the digital picture document of printed text, printed text carry out first time digital signature when
Between stamp, first digit signature file verify terminal by being connected with the seal of file sender by file sender together
Computer client or cell-phone customer terminal compression are sent to file reception side after being packaged, after the file reception side is based on decompression
File sender's seal verification encryption unique sequence numbers of terminal, the encryption identifier of seal intelligent chip, printed text progress the
The time stab of digital signature, the digital picture document of printed text carry out second of digital signature to printed text and form second number
Word signature file.
The digest algorithm, prior applicability hash algorithm or the close SM3 of state.
Seal verification terminal includes terminal body, the terminal body contain information reading module, safety control module,
Central processing unit and computer communication module；The computer communication module has verification terminal and computer clients
Data communication function between end；The information reading module is used to read the chip information in intelligent chip；The peace
Full control module is that VSOP circuit packages or PSAM cassettes encapsulate, which contains encrypted public key, for letter
Verification is decrypted in the breath read chip information of read module, with the legitimacy of intelligent chip in the intelligent seal of confirmation and effectively
Property；The central processing unit supports DES, AES, RSA, SM2, SM3, SM4 algorithm, and simultaneously with information reading module, peace
Full control module and computer communication module are connected；The cipher mode of the seal verification terminal unique sequence numbers includes symmetrical
Or asymmetric algorithm, oval algorithm, the close SM1~SM4 of state.
The cipher mode of the globally unique identifier of the seal intelligent chip includes symmetrically or non-symmetrically algorithm, ellipse
Circle algorithm, the close SM1~SM4 of state.
The digital picture document of the printed text be by being taken pictures, being recorded a video to printed text material object content, scan mode is formed
Electronic document, including text information, image information, video information.
The seal includes official seal, contract chapter, invoice chapter or seal imprint stamp, a name chapter with legal effect.
The seal that the file sender and file reception side are possessed verifies terminal, has corresponding number of registration, number of registration
Put on record in the system for the authoritative institution that country is responsible for seal；The seal is internally embedded intelligent chip, intelligent chip
Corresponding whole world unique identifier is put on record in the system for the authoritative institution that country is responsible for seal.
The file sender seal verifies the reading of the corresponding encryption unique sequence numbers of terminal, the file sender
First time digital signature formation first digit signature file is carried out to printed text, the file sender prints file sender
Chapter verifies the encryption unique sequence numbers of terminal, printed text carries out the time stab of first time digital signature, the digital picture text of printed text
The compression of shelves and first digit signature file together is packaged the meter that terminal is verified by being connected with file sender's seal
Calculation machine client or cell-phone customer terminal are completed；The file reception side unzips it compressed package, carries out second to printed text
Secondary digital signature forms the calculating passenger that second digit signature file verifies terminal by being connected with file reception side's seal
Family end or cell-phone customer terminal are completed.
The method that the digital signature function of the present invention that terminal is verified using seal is authenticated printed text, in view of text
The encryption for the intelligent chip that the encryption unique sequence code of part sender's seal verification terminal, printed text are capped intelligent seal is uniquely known
Alias, the digital picture document of printed text, eap-message digest（That is first digit signature file）, printed text first time digital signature when
Between the information such as stamp be included in the compressed file packet for having already passed through digital signature, therefore, file reception can acknowledge receipt of
Printed text be that file sender sends out and is not tampered with or forges, printed text is authentic and valid, the secrecy, sum that is not tampered with
It is undeniable.It is described as follows：
（1）The real effectiveness of printed text：Since the seal verification terminal of file sender is put on record in public security organ, only have
The standby talent authorized can possess, moreover, in digital signature, computer client software or mobile phone client software be
After being communicated with seal verification terminal, in the encrypted unique sequence numbers for automatically reading seal and verifying terminal, because
This, the invention enables file reception sides to carry out identification to file sender, establishes what file sender was transmitted
The authenticity of the authenticity and file sender's identity of printed text.If the seal verification terminal that file reception side is received is unique
Sequence number and the record information of file sender are not inconsistent, i.e., documentary evidence sender is not the corresponding hair that it is claimed in printed text
Part people.
（2）Confidentiality：The algorithm of digital signature only passes through in computer client software or mobile phone client software
The licensee of file sender's seal intelligent terminal is held in legal authorization（The i.e. legal file for holding corresponding seal verification terminal
Sender）Related digital signature could be carried out to printed text and sends corresponding compressed file；Equally, only hold file reception Fang Yin
Chapter verifies the legal licensee of terminal（The i.e. legal file reception side for holding corresponding seal verification terminal）It could open and solve
Ciphertext part.If the printed text that file reception side receives is not to be sent out by file sender or printed text is tampered or printed text is pseudo-
It makes, file reception side will immediately know that aforementioned related situation when verifying digital signature.Therefore, present invention can ensure that printed text
Confidentiality.
（3）Integrality（Not being tampered property）：The present invention can prevent transmission printed text electronics shelves by unauthorized person into
Row modification, including data insertion, deletion and modification etc..If printed text electronics file data changes, file sender is digital for the first time
The second digit label that second of the digital signature of first digit signature file content and file reception side formed of signing is formed
Name file content will be inconsistent, to find printed text electronics file data by unauthorized person in the verification process of digital signature
It modifies and leads to data variation.
（4）Non-repudiation：The encryption of terminal is verified due to containing file sender's seal in the file of digital signature
Timestamp when the encryption unique identifier and first time digital signature of the intelligent seal chip covered on unique sequence numbers, printed text
Note, therefore, file sender can not just deny the validity of printed text after printed text compressed package files are sent out, this can ensure text
Part sender is to the promise of printed text validity, the legitimate rights and interests of safeguard file recipient.
Therefore, side printed text being authenticated using the digital signature function of the present invention for verifying terminal using seal
Method, file reception side can not only confirm authenticity, validity, integrality and the being not tampered with property of printed text, may also confirm that and received
To printed text whether sent out by file sender, and confirm that the printed text received has non-repudiation.
It is only presently preferred embodiments of the present invention, practical range not for the purpose of limiting the invention in summary.It is i.e. all
Equivalent changes and modifications made by content according to scope of the present invention patent all should be the technology scope of the present invention.
Claims (10)
1. the method that the digital signature function for being verified terminal using seal is authenticated printed text comprising file sender, text
The seal verification terminal of part sender, file reception side's seal verify the digital picture document of terminal, file reception side, printed text,
It is characterized in that:
File sender possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Family end;
The computer client or cell-phone customer terminal of threaded file sender's seal verification terminal are for reading seal verification terminal
Encryption unique sequence numbers and read computer client or mobile phone client system time to form time when digital signature
Stamp, for verifying the encryption unique sequence numbers of terminal based on file sender's seal, printed text carries out first time digital signature
Time stab, printed text digital picture document to printed text carry out first time digital signature formed first digit signature file, and
For seal to be verified to the encryption unique sequence numbers of terminal, time stab, first number of printed text progress first time digital signature
Word signature file, printed text digital picture document compress be packaged into compressed file together；
File reception side possesses the seal verification terminal of oneself, and verifying terminal by seal connects computer client or mobile phone visitor
Behind the end of family, for decompressing the compressed file received, and the encryption based on file sender's seal verification terminal after decompression is unique
Sequence number, printed text carry out the time stab of first time digital signature, the digital picture document of printed text passes through same digital signature
Mode carries out second of digital signature to printed text and forms second digit signature file, then the first digit after decompression is signed
File and file reception it is rectangular at second digit signature file be compared.
2. the method that the digital signature function according to claim 1 that terminal is verified using seal is authenticated printed text,
It is as follows：
First, printed text with an official seal affixed is switched to digital picture document by file sender, while being sent by being connected with file
Fang Yinzhang verifies the computer client of terminal or cell-phone customer terminal reads the corresponding encryption of file sender's seal verification terminal
Unique sequence numbers, reading computer client or mobile phone client system time form time stab when digital signature, then
The encryption unique sequence numbers of terminal, the timestamp of printed text progress first time digital signature are verified based on file sender's seal again
Remember, the digital picture document of printed text is digitally signed printed text to form first digit signature file by digest algorithm;
Secondly, file sender verifies the computer client or cell-phone customer terminal of terminal by being connected with file sender's seal
By printed text digital picture document with an official seal affixed, file sender's seal verify the encryption unique sequence numbers of terminal, printed text into
The time stab and first digit signature file of row first time digital signature, together compression are sent to file reception after being packaged
Side；
Again, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
End, the compressed file packet sent by file sender collected is decompressed, digital picture document, the file of printed text are obtained
The encryption unique sequence numbers of sender's seal verification terminal, printed text carry out the time stab and first number of first time digital signature
Word signature file；
Finally, file reception side verifies the computer client or cell phone customer of terminal by being connected with file reception side's seal
The encryption unique sequence numbers of terminal are verified in end based on file sender's seal after decompression, printed text carries out first time digital signature
Time stab, printed text digital picture document second digital signature carried out to printed text by same digest algorithm form second
A digital signature file, then by first digit signature file and the file reception after decompression it is rectangular at second digit sign
File is compared, so whether printed text is sent out by file sender, printed text whether the thing whether complete and printed text is tampered
It is authenticated in fact.
3. the method that the digital signature function according to claim 2 that terminal is verified using seal is authenticated printed text,
It is characterized in that：The seal is internally embedded intelligent chip, and the intelligent chip is wirelessly to be communicated, have electricity
The card of sub-information store function and calculation function, each intelligent chip have globally unique identifier, the intelligent core
The globally unique identifier of piece is in computer client or the mobile phone visitor for verifying terminal by being connected with file sender's seal
Family end read and encryption after, verify the encryption unique sequence numbers of terminal, the digital picture document of printed text, printed text progress the with seal
The time stab of digital signature is used to carry out first time digital signature to printed text together to form first digit signature file,
The encryption unique sequence numbers, the digital picture document of printed text, printed text for verifying terminal with seal again carry out first time digital signature
Time stab, first digit signature file verify terminal by file sender by being connected with the seal of file sender together
Computer client or cell-phone customer terminal compression be packaged after be sent to file reception side, the file reception side is based on decompression
The encryption unique sequence numbers of file sender's seal verification terminal afterwards, the encryption identifier of seal intelligent chip, printed text carry out
The time stab of first time digital signature, the digital picture document of printed text carry out second of digital signature to printed text and form second
Digital signature file.
4. the side that the digital signature function according to claim 2 or 3 for being verified terminal using seal is authenticated printed text
Method, it is characterised in that：The digest algorithm, prior applicability hash algorithm or the close SM3 of state.
What 5. the digital signature function according to claim 1 or 2 or 3 for being verified terminal using seal was authenticated printed text
Method, it is characterised in that：The seal verification terminal includes terminal body, which contains information reading module, safety
Control module, central processing unit and computer communication module；The computer communication module has verification terminal and meter
Data communication function between calculation machine client；The information reading module is used to read the chip information in intelligent chip；
The safety control module is that VSOP circuit packages or PSAM cassettes encapsulate, which contains encrypted public key,
For verification to be decrypted to the read chip information of information reading module, to confirm the legal of intelligent chip in intelligent seal
Property and validity；The central processing unit supports DES, AES, RSA, SM2, SM3, SM4 algorithm, and is read simultaneously with information
Module, safety control module and computer communication module are connected；The cipher mode of the seal verification terminal unique sequence numbers
Including symmetrically or non-symmetrically algorithm, oval algorithm, the close SM1~SM4 of state.
6. the method that the digital signature function according to claim 3 that terminal is verified using seal is authenticated printed text,
It is characterized in that：The cipher mode of the globally unique identifier of the seal intelligent chip includes symmetrically or non-symmetrically calculating
Method, oval algorithm, the close SM1~SM4 of state.
7. the side that the digital signature function according to claim 2 or 3 for being verified terminal using seal is authenticated printed text
Method, it is characterised in that：The digital picture document of the printed text is by being taken pictures, being recorded a video, scanning side to printed text material object content
The electronic document that formula is formed, including text information, image information, video information.
8. the side that the digital signature function according to claim 2 or 3 for being verified terminal using seal is authenticated printed text
Method, it is characterised in that：The seal includes official seal, contract chapter, invoice chapter or seal imprint stamp, a name with legal effect
Chapter.
9. the side that the digital signature function according to claim 2 or 3 for being verified terminal using seal is authenticated printed text
Method, it is characterised in that：The seal that the file sender and file reception side are possessed verifies terminal, has corresponding number of registration,
Number of registration is put on record in the system for the authoritative institution that country is responsible for seal；The seal is internally embedded intelligent chip, intelligence
The corresponding global unique identifier of energy chip is put on record in the system for the authoritative institution that country is responsible for seal.
10. the side that the digital signature function according to claim 2 or 3 for being verified terminal using seal is authenticated printed text
Method, it is characterised in that：The file sender seal verifies the reading of the corresponding encryption unique sequence numbers of terminal, the file
Sender carries out first time digital signature formation first digit signature file to printed text, the file sender sends out file
The number of the encryption unique sequence numbers of the side's of sending seal verification terminal, the time stab of printed text progress first time digital signature, printed text
The compression of image document and first digit signature file together is packaged by being connected with the verification of file sender's seal eventually
The computer client or cell-phone customer terminal at end are completed；The file reception side unzips it compressed package, to printed text into
Second of digital signature of row forms the meter that second digit signature file verifies terminal by being connected with file reception side's seal
Calculation machine client or cell-phone customer terminal are completed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810165642.5A CN108400874B (en) | 2018-02-28 | 2018-02-28 | Method for authenticating seal by using digital signature function of seal verification terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810165642.5A CN108400874B (en) | 2018-02-28 | 2018-02-28 | Method for authenticating seal by using digital signature function of seal verification terminal |
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| CN108400874B CN108400874B (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810165642.5A Active CN108400874B (en) | 2018-02-28 | 2018-02-28 | Method for authenticating seal by using digital signature function of seal verification terminal |
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| CN109284618A (en) * | 2018-09-28 | 2019-01-29 | 真相网络科技（北京）有限公司 | The verification method and system of data source data |
| CN112052435A (en) * | 2020-09-30 | 2020-12-08 | 杭州尚尚签网络科技有限公司 | Method for multi-user electronic signature of CAD (computer-aided design) drawing |
| CN113282938A (en) * | 2021-06-02 | 2021-08-20 | 史珺 | Method for generating virtual seal in network space by using chip anti-counterfeiting seal and application |
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| CN102509142A (en) * | 2011-11-12 | 2012-06-20 | 程飞 | Anti-counterfeiting method for verifying seal using facts and seal impression authenticity |
| US20130091361A1 (en) * | 2009-12-18 | 2013-04-11 | Texas Instruments Incorporated | Minimizing the Amount of Time Stamp Information Reported With Instrumentation Data |
| CN105591750A (en) * | 2015-10-30 | 2016-05-18 | 中国银联股份有限公司 | Electronic signature generation method and system |
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| CN1980121A (en) * | 2005-11-29 | 2007-06-13 | 北京书生国际信息技术有限公司 | Electronic signing mobile terminal, system and method |
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| CN112052435A (en) * | 2020-09-30 | 2020-12-08 | 杭州尚尚签网络科技有限公司 | Method for multi-user electronic signature of CAD (computer-aided design) drawing |
| CN112052435B (en) * | 2020-09-30 | 2023-11-28 | 杭州尚尚签网络科技有限公司 | CAD drawing multiuser electronic signature method |
| CN113282938A (en) * | 2021-06-02 | 2021-08-20 | 史珺 | Method for generating virtual seal in network space by using chip anti-counterfeiting seal and application |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108400874B (en) | 2021-03-30 |
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