CN101377837A - Method for generating and checking electronic check two-dimension code credence - Google Patents
Method for generating and checking electronic check two-dimension code credence Download PDFInfo
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- CN101377837A CN101377837A CNA2007101210505A CN200710121050A CN101377837A CN 101377837 A CN101377837 A CN 101377837A CN A2007101210505 A CNA2007101210505 A CN A2007101210505A CN 200710121050 A CN200710121050 A CN 200710121050A CN 101377837 A CN101377837 A CN 101377837A
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Abstract
The invention relates to an electronic check two-dimensional code certificate generation method, which comprises the following steps: a request with source document cleartext information for generating an electronic check two-dimensional code certificate is received, and source document ciphertext information is generated; two-dimensional code pictures are generated; source number summary information is computed and source document identifying codes are generated; source document identifying codes are embedded into the two-dimensional code pictures in the form of digital watermark, thus acquiring the two-dimensional code certificate. The verification method for the electronic check two-dimensional code certificate comprises the following steps: a two-dimensional code certificate and a code are received; the two-dimensional code certificate is decoded to generate new certificate ciphertext information; new number summary information is figured out after decryption; the source number summary information is reverted; two pieces of number summary information are compared; and the verification results are fed back. In the electronic check two-dimensional code certificate generation method, the electronic check two-dimensional code certificate with digital watermarks is generated by certificate information ciphering and by adopting embedded identifying codes in the form of digital watermarks. In this way, the two-dimensional code certificate can not be reproduced or fabricated, thus significantly improving the forgery prevention and the security of electronic checks.
Description
Technical field
The present invention relates to a kind of generation and verification method of two-dimension code credential, particularly a kind of generation of eCheck two-dimension code credential and verification method.
Background technology
Check all has strict restriction and requirement as the financial payment voucher at aspects such as technical security degree and operation flows.Along with based on the developing rapidly of the e-finance system of the computing machine and the network communications technology, bank and other financial mechanism presses for the processing speed that improves its bill operation.ECheck is a kind of advantage of using for reference traditionally on paper check transfer payment, utilizes numeral to transmit the electronic cash form of debt being transferred to another account from an account.Compare advantage such as that eCheck has is more convenient, quick, low cost and present the trend that substitutes the traditionally on paper check with the traditionally on paper check.
Though eCheck has the unrivaled advantage of traditionally on paper check, because the content of using the transaction of eCheck to relate to much is the block trade of enterprise, therefore, the user has higher requirement to the security of eCheck.At present, the payment of eCheck be with network that trade company and bank link to each other on transmit with pin mode, most public-key ciphering signature or identification numbers (PIN) used replace handwritten signature, this simple encryption method reduces the antifalsification of eCheck, can not ensure the security of eCheck, make problems such as security that eCheck faces, reliability, dirigibility in application, be unfavorable for applying of eCheck.
Summary of the invention
The invention provides a kind of generation and verification method of eCheck two-dimension code credential, effectively overcome technological deficiency such as eCheck antifalsification and poor stability in the prior art.
In order to realize goal of the invention, the invention provides a kind of generation method of eCheck two-dimension code credential, comprising:
Receive the request that has the original certificate cleartext information that generates the eCheck two-dimension code credential, the original certificate cleartext information is encrypted, generate the original certificate cipher-text information;
Original certificate cipher-text information coding is generated two-dimension code image;
Calculate the original figure summary info of original certificate cleartext information, and the original figure summary info is encrypted, generate the original certificate identifying code;
The mode of original certificate identifying code with digital watermarking is embedded in the two-dimension code image, obtains two-dimension code credential.
The generation method of eCheck two-dimension code credential of the present invention, safety technique according to electronic certificate, adopt the mode of the identifying code of credential information encryption and digital watermarking embedding encryption, generate the eCheck two-dimension code credential of double-encryption, the antifalsification and the security that have improved two-dimension code credential.
In order to realize goal of the invention, the present invention also provides a kind of verification method of eCheck two-dimension code credential, comprising:
Receive two-dimension code credential and password, decoding generates new voucher cipher-text information to two-dimension code credential, according to password new voucher cipher-text information is decrypted into new voucher cleartext information, and calculates the new digital digest information of the voucher cleartext information that makes new advances;
Extract digital watermarking and embed information, this digital watermarking is embedded the original figure summary info that information reverting becomes the original certificate cleartext information;
New digital digest information and original figure summary info are compared, if identical, two-dimension code credential is legal voucher, otherwise two-dimension code credential is illegal voucher;
The checking result of feedback two-dimension code credential if be proved to be successful, then carries out subsequent transaction; If authentication failed then forbids carrying out subsequent transaction.
In the verification method of eCheck two-dimension code credential of the present invention, by to the user access to your password and two channels of digital watermarking restore information are verified two-dimension code credential, make that two-dimension code credential needs just can carry out subsequent transaction by double verification, greatly improved the antifalsification and the security of eCheck.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the process flow diagram of the generation method of eCheck two-dimension code credential of the present invention;
The eCheck structural representation that Fig. 2 generates for the present invention;
Fig. 3 is the process flow diagram of the verification method of eCheck two-dimension code credential of the present invention.
Description of reference numerals:
1-two-dimension code credential part; 2-message part; 3-declaratives.
Embodiment
Fig. 1 is the process flow diagram of the generation method of eCheck two-dimension code credential of the present invention.As shown in Figure 1, the generation method of eCheck two-dimension code credential comprises:
The request of the generation eCheck two-dimension code credential that payment platform reception user sends comprises the original certificate cleartext information in this request, the original certificate cleartext information specifically comprises the necessary information of the vouchers such as the amount of money, purposes that access to your password, draw a bill of voucher;
Encrypting module is encrypted the voucher original plaintext message according to cryptographic algorithm, generate the original certificate cipher-text information: after payment platform receives the request that the user sends, original certificate cipher-text information encrypting module is encrypted the original certificate cleartext information according to the cryptographic algorithm generation after, and send coding module to;
Coding module generates two-dimension code image according to accessing to your password of appointment in user's request to described original certificate cipher-text information coding;
Encrypting module calculates the original figure summary info of original certificate cleartext information according to one-way hash function algorithm (as SHA or MD5 etc.), and according to cryptographic algorithm the original figure summary info is encrypted, and generates the original certificate identifying code;
This cryptographic algorithm can adopt the identical cryptographic algorithm that adopts when generating the original certificate cipher-text information, that is: the original certificate identifying code access to your password identical with accessing to your password of original certificate cipher-text information;
The digital watermarking merge module is embedded into the original certificate identifying code in the two-dimension code image according to spatial domain image watermark method to set up, that is: the digital watermarking merge module changes into binary value with the original certificate identifying code, choose the pixel that is used for embed digital watermark in the two-dimension code image according to functional rule, all pixels of choosing form the formation of pixel coordinate, the digital watermarking merge module is embedded in the digital watermarking embedding position of each pixel in the formation of pixel coordinate according to the binary value of least significant bit (LSB) algorithm with the credential verification sign indicating number, obtains two-dimension code credential.
Usually, people will hide Info and be embedded into mode in the public information by the watermark that is called of image.Digital watermarking promptly is to finish by the processing procedure of mathematical operation to hide confidential information.The spatial domain Image Watermarking Technique is meant utilizes the collimation error, the technology of embed watermark in the spatial domain of image.Least significant bit (LSB) (LSB) algorithm just belongs to spatial domain image watermark algorithm, and this algorithm is replaced the algorithm of all bits of least significant bit (LSB) in the view data or a plurality of bit planes with watermark data.The least significant bit (LSB) of image is also referred to as least significantly position, and after this bit data of image was modified, the visual effect of image can change hardly.This algorithm belongs to blind watermark and embeds, that is: embedded the two-dimension code credential picture after the watermark and can keep the good not visible property of watermark information, and the embedding of watermark data simultaneously and detection, extraction are all very convenient.
In the generation method of eCheck two-dimension code credential of the present invention, utilize the concrete grammar of least significant bit (LSB) algorithm embed digital watermark to be exemplified below:
Suppose that two-dimension code image is made of the dot matrix of P * Q, P, Q are the wide and high number of pixels of picture.The binary value of each pixel is designated as B1B2B3B4B5B6B7B8 in this two-dimension code image, and black is labeled as 1, pure whitely is labeled as 0; If two-dimension code image is an artwork master, then the least significant bit (LSB) with all pixels embeds the position as watermark, and the value of the B8 position of each pixel is set to 0; The credential verification sign indicating number is converted to the binary expression mode, draws the binary number of n position thus, wherein, n is a positive integer.
Embed the credential verification sign indicating number: at first according to the functional rule of choosing the odd bits pixel, calculate the pixel coordinate of all odd bits that satisfy functional rule in the two-dimension code image, generate the pixel coordinate formation that is used for embed digital watermark; Extract first pixel according to the pixel coordinate that writes down in the formation, because the B8 position of this pixel is constantly equal to 0 through after the initialization, the binary primary value in the n position of the value of the B8 position of this pixel and credential verification sign indicating number is carried out exclusive disjunction, just can be on this pixel the primary value record of credential verification sign indicating number; According to above-mentioned operational method, the binary value of all credential verification sign indicating numbers is embedded on the pixel of watermark pixel queue; After the digital watermarking merge module is finished above-mentioned computing, preserve the two-dimension code image that has embedded the credential verification sign indicating number, promptly obtained having the two-dimension code credential of digital watermarking.
In the foregoing description, those skilled in the art are according to actual requirement, can choose different functional rules (as odd bits choose functional rule, even bit is chosen functional rule etc.) select the different pixels that is used for embed digital watermark; Also can increase embedding value at random on the nonnumeric watermark embedding point in two-dimension code image, make the third party be difficult to locate the initial final position of watermark, hide the watermark purpose to reach.
The eCheck structural representation that Fig. 2 generates for the present invention.As shown in Figure 2, form the eCheck that has two-dimension code credential by said method and comprise three parts: two-dimension code credential part 1, message part 2 and declaratives 3.Wherein, two-dimension code credential part 1 is used to show the two-dimension code credential of eCheck, is positioned at the upper left quarter of eCheck; Message part 2 is positioned at the right side of two-dimension code credential part 1, is used to show the information such as distribution organization of eCheck; Declaratives 3 are positioned at the below of two-dimension code credential part 1, be used for the necessary information that the two-dimensional code display voucher is expressed, as information such as eCheck denomination, purposes, the terms of validity, or according to other information of practical business demand.
The generation method of eCheck two-dimension code credential of the present invention, safety technique according to electronic certificate, adopt credential information encryption and digital watermarking to embed the mode of identifying code, generate the eCheck two-dimension code credential, be equivalent on a picture file, carry simultaneously two information channels, one is the visual information of two-dimension code record, and another is hiding Info of digital watermarking record, and the information that writes down in two information channels is mutually independently fully.Visual information is noted by hiding Info through the credential verification sign indicating number that a series of mathematics conversion back generates, to reach purpose by the checking visual information that hides Info, further, hide Info also is to pass through encryption, make that two-dimension code credential can't copying and forging, the antifalsification and the security that have greatly improved eCheck.
Fig. 3 is the process flow diagram of the verification method of eCheck two-dimension code credential of the present invention.As shown in Figure 3, the verification method of eCheck two-dimension code credential comprises:
Payment platform receives the eCheck two-dimension code credential that the user sends with the form of picture file by portable terminal, and the accessing to your password of two-dimension code credential;
Portable terminal can comprise mobile phone GPRS, multimedia message, Web service, E-mail address etc.Because what mobile phone two-dimension code credential used is sightless frangible type watermark, it is the necessary complete transmission of voucher, slightly different can being detected is considered as invalid voucher, therefore can well reach the false proof target of payment platform for the eCheck two-dimension code credential.
Decoding generates new voucher cipher-text information to image in 2 D code decoding and error module to two-dimension code credential, deciphering module is decrypted into new voucher cleartext information according to the password that the user provides with new voucher cipher-text information, and the new digital digest information of the voucher cleartext information that makes new advances according to the one-way hash function algorithm computation;
The image digital watermark read module extracts digital watermarking and embeds information, and digital watermarking is embedded the original figure summary info that information reverting becomes the original certificate cleartext information:
Calculate the pixel coordinate of all odd bits that satisfy functional rule in the two-dimension code image according to the functional rule of choosing the odd bits pixel, generation is used for the pixel coordinate formation of embed digital watermark, the digital watermarking of each pixel of image digital watermark read module from the formation of pixel coordinate embeds B8 position, position and reads digital watermarking embedding value successively, all digital watermarking embedding values are formed n position binary value (n is a positive integer), this binary value changes into the original certificate identifying code, deciphering module is deciphered the original certificate identifying code by decipherment algorithm according to the password that the user provides, and is reduced into the original figure summary info of original certificate cleartext information; It is identical to choose the pixel functional rule that is used for embed digital watermark when wherein, the functional rule that is used to calculate the pixel coordinate of embed digital watermark is with embed digital watermark;
Voucher verification module compares the new digital digest information of new voucher cleartext information and the original figure summary info of original certificate cleartext information, if it is identical, the two-dimension code credential that the user provides is legal voucher, otherwise the two-dimension code credential that the user provides is illegal voucher;
Payment platform feeds back the checking result of described two-dimension code credential, if be proved to be successful, then carries out subsequent transaction; If authentication failed then forbids carrying out subsequent transaction.
The verification method of eCheck two-dimension code credential of the present invention, pass through to the user access to your password and two channels of digital watermarking restore information are verified two-dimension code credential, the incorrect authentication failed that all can cause two-dimension code credential of password mistake or digital restore information, therefore, make that two-dimension code credential can't copying and forging, the antifalsification and the security that have greatly improved eCheck.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that previous embodiment is put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of embodiment of the invention technical scheme.
Claims (6)
1. the generation method of an eCheck two-dimension code credential is characterized in that, comprising:
Receive the request that has the original certificate cleartext information that generates the eCheck two-dimension code credential, the original certificate cleartext information is encrypted, generate the original certificate cipher-text information;
Original certificate cipher-text information coding is generated two-dimension code image;
Calculate the original figure summary info of original certificate cleartext information, and the original figure summary info is encrypted, generate the original certificate identifying code;
The mode of original certificate identifying code with digital watermarking is embedded in the two-dimension code image, obtains two-dimension code credential.
2. the generation method of eCheck two-dimension code credential according to claim 1, it is characterized in that, the described original certificate identifying code is embedded in the two-dimension code image in the mode of digital watermarking is specially: described original certificate identifying code is changed into n position binary value, choose the pixel that is used for embed digital watermark in the described two-dimension code image according to functional rule, all pixels of choosing form the formation of pixel coordinate, according to the least significant bit (LSB) algorithm digital watermarking that n position binary value is embedded into each pixel in the formation of pixel coordinate is successively embedded in the position, wherein n is a positive integer.
3. the generation method of eCheck two-dimension code credential according to claim 2, it is characterized in that, the described original certificate identifying code is embedded in the two-dimension code image in the mode of digital watermarking is specially: according to the functional rule of choosing the odd bits pixel, calculate the pixel coordinate of all odd bits that satisfy this functional rule in the described two-dimension code image, generate the pixel coordinate formation that is used for embed digital watermark; Extract first pixel according to the pixel coordinate that writes down in this pixel coordinate formation, the value of the lowest order of this pixel is set to 0, and the value of the lowest order of this pixel and the binary primary value in n position of described original certificate identifying code carried out exclusive disjunction, the primary value of described original certificate identifying code just is recorded on this pixel; According to above-mentioned operational method, the n position binary value of described original certificate identifying code is embedded on each pixel of pixel coordinate formation successively, wherein n is a positive integer.
4. according to the generation method of the arbitrary described eCheck two-dimension code credential of claim 1-3, it is characterized in that nonnumeric watermark embeds the position and also embeds the embedding value at random that is used for hiding digital watermarking in the described two-dimension code image.
5. the verification method of an eCheck two-dimension code credential is characterized in that, comprising:
Receive two-dimension code credential and password, decoding generates new voucher cipher-text information to two-dimension code credential, according to password new voucher cipher-text information is decrypted into new voucher cleartext information, and calculates the new digital digest information of the voucher cleartext information that makes new advances;
Extract digital watermarking and embed information, this digital watermarking is embedded the original figure summary info that information reverting becomes the original certificate cleartext information;
New digital digest information and original figure summary info are compared, if identical, two-dimension code credential is legal voucher, otherwise two-dimension code credential is illegal voucher;
The checking result of feedback two-dimension code credential if be proved to be successful, then carries out subsequent transaction; If authentication failed then forbids carrying out subsequent transaction.
6. the verification method of eCheck two-dimension code credential according to claim 5, it is characterized in that, described extraction digital watermarking embeds information, this digital watermarking is embedded information reverting becomes the original figure summary info of original certificate cleartext information to be specially: generate the pixel coordinate formation of the two-dimension code image that is used to detect watermark according to functional rule, embed the position according to the digital watermarking in this pixel coordinate formation and read digital watermarking embedding value successively, all digital watermarking embedding values are formed n position binary value, this n position binary value is changed into the original certificate identifying code, according to password the original certificate identifying code is deciphered, be reduced into the described original figure summary info of described original certificate cleartext information, wherein, n is a positive integer.
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| CN104077624A (en) * | 2013-03-26 | 2014-10-01 | 中国银联股份有限公司 | Methods and systems for generating and checking electronic note with anti-counterfeiting two-dimension code |
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| EP2980731A4 (en) * | 2013-03-26 | 2016-11-23 | China Unionpay Co Ltd | Generating method, verifying method for electronic bill with anti-fake two dimension (2d) code and system for same |
| US20160055552A1 (en) * | 2013-03-26 | 2016-02-25 | China Unionpay Co., Ltd. | Generating method, verifying method for electronic bill with anti-fake two dimension (2d) code and system for same |
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| CN105577376A (en) * | 2014-10-13 | 2016-05-11 | 航天信息股份有限公司 | Two-dimensional code coding-and-decoding and authentication method and two-dimensional code coding-and-decoding and authentication device |
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| CN106326961A (en) * | 2015-07-01 | 2017-01-11 | 迪米特里·马琳金 | Method for protecting the authenticity of objects, documents, packaging and/or labels against imitation, forgery and theft |
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