CN1261188A - Bill (receipt) verification method and system based on electronic signature - Google Patents
Bill (receipt) verification method and system based on electronic signature Download PDFInfo
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- CN1261188A CN1261188A CN 00112106 CN00112106A CN1261188A CN 1261188 A CN1261188 A CN 1261188A CN 00112106 CN00112106 CN 00112106 CN 00112106 A CN00112106 A CN 00112106A CN 1261188 A CN1261188 A CN 1261188A
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Abstract
A bill (receipt) verification method and system based on electronic signature features that the electronic signature as the basis of verification is generated by electronic signature device, which can generate a unique effective electronic signature each time. The legality of electronic signature is verified by a signature verification system. The electronic signature device is issued by distribution system. Said verification system is composed of electronic signature generator, signature distribution system and signature verification system.
Description
What the present invention relates to is a kind of note validating method and system thereof, particularly a kind of note validating method and system thereof based on electronic signature.
Note validating is the technology that often needs use in people's economic interaction, especially some is related to bill such as cashier's check, the draft etc. of important economic interests.Rely on signature or seal to verify exactly and at present bill is discerned the method that generally adopts.And these means are quite fragile, and the signature or the seal that will obtain looking genuine to those premeditated assaulters not be impossible.The financial crime of therefore forging (or stealing) check, draft every year is of common occurrence.
For improving these defectives, more existing improved methods occur, the Check seal recognition system that for example existing at present each big bank extensively adopts.This system adopts the computer image recognition technique according to the electron image of reserving seal the seal on the check to be discerned automatically, thereby the true and false of check is verified, has avoided the subjectivity and the instability of artificial identification.But this system still can not make check really false proof, because any two width of cloth alike image arbitrarily can't be accomplished absolutely to distinguish by the pattern recognition system, and also also powerless to the correction of the amount of money numeral on the check.
The objective of the invention is at having weak point in the present note validating, a kind of note validating method and system thereof based on electronic signature be provided, be a kind of real thoroughly reliably, can prevent the note validating method that numeral is altered, safe and reliable.
A kind of note validating method and system thereof based on electronic signature takes following scheme to realize: use electronic signature as the checking foundation based on the note validating method of electronic signature, electronic signature is generated by the electronic signature device, sign the unique effective electronic signature of the each generation of sign indicating number device, by signing the sign indicating number verification system electronic signature is carried out legitimate verification, the electronic signature device is provided by signing a yard delivery system, and the system that a cover is verified bill is formed in the checking by the granting of signing the sign indicating number device, the generation of signing sign indicating number, label sign indicating number.Its flow process is:
A) by label sign indicating number device delivery system a sign indicating number device person is signed in each application and provide a label sign indicating number device, sending trap distributes a unique identifier for the label sign indicating number device of providing when providing, simultaneously with some flag informations of applicant such as seal, name signature, account number etc. and identifier while input validation system database.
B) when needs are signed yard bill; import the legal back that accesses to your password and start the electronic signature function of signing the sign indicating number device; the feature numeral that needs protection of input user (as the amount of money numerical characteristic on the check etc.; hereinafter to be referred as the feature numeral) sign a sign indicating number device and can generate unrepeatable certain long number word and sign sign indicating number; several high-order digits of this yard are the feature numerals, and this label sign indicating number is recorded in the proof mark that just can be used as bill on the bill.
When c) carrying out note validating, check at first whether feature numeral and the bill signed in the sign indicating number meet, and again the sign indicating number verification system are signed in the input of the label sign indicating number on the bill, and verification system is decrypted analysis to signing sign indicating number, as sign sign indicating number and legally just decomposite customer identification number, otherwise illegally point out.When signing sign indicating number is not that verification system can illegally be pointed out when signing the true form that the sign indicating number device generates, though be to sign the true form that the sign indicating number device generates when signing sign indicating number, uses.Verification system illegally points out also for lance.
D) when verification system validates is legal just draw identification after, verification system retrieves the applicant's of identifier user label information (as signature, seal etc.) from database.The user label information that retrieves is shown, by with bill on user label information contrast and do final checking.
Note validating system based on electronic signature has the electronic signature maker, signs the sign indicating number delivery system, signs the sign indicating number verification system.Automatically generate checking by the electronic signature maker and sign sign indicating number.Sign the sign indicating number device and comprise LCD MODULE, communication interface modules, keyboard load module, processing module.
Signing the sign indicating number verification system comprises customer data base, signs the sign indicating number authentication module, signs sign indicating number load module, user profile display module.User's identifier, used electronic signature, user label information (seal, signature etc.), user's billing information (sequence number, account number etc.) leave in the customer data base.
The granting of signing code generator is provided by signing a sign indicating number delivery system, sign the sign indicating number delivery system comprise with the communication module of signing the sign indicating number device, with communication module, distributing user identifier module, user profile load module, the display module of database.
Generation and checking to electronic signature have single-minded calculating function.It is true form with the identification code, be secret key to sign a sign indicating number time of origin.The feature numeral that the user needs protection is brought in the enciphering transformation function.
A kind of note validating method and system advantage thereof based on electronic signature is:
1) make checking more accurately and reliably, directly the numerical code value is judged.The present invention carries out note validating identification with electronic signature, it than existing pattern recognition mode more accurately and reliably, owing in computations, adopt the dynamic number that can not repeat as cryptographic keys, feasible encryption safe on the one hand, reliable, another side is signed sign indicating number and can not repeated at every turn, has prevented to usurp and plagiarize.
2) with user label information (as seal, signature etc.) as the output result who signs after the sign indicating number checking, make the present invention safer, reliable, promptly memo sign indicating number device is stolen or lose, because illegal user can't learn real user profile and can't use.
3) owing to the feature numeral that when encrypting the user is needed protection is brought in the calculating, and in the label sign indicating number, there is demonstration to show again, makes the present invention have the function of the numerical information of protection user care.
The invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is a kind of note validating method and system schematic thereof based on electronic signature.
Fig. 2 is that a kind of note validating system electronic based on electronic signature is signed code generator composition synoptic diagram.
Fig. 3 is that a kind of note validating system electronic based on electronic signature is signed sign indicating number verification system composition synoptic diagram.
Fig. 4 is that a kind of note validating system electronic based on electronic signature is signed code generator delivery system composition synoptic diagram.
Have the electronic signature maker, sign the sign indicating number delivery system, sign the sign indicating number verification system with reference to accompanying drawing 1-4 note validating system based on electronic signature.Automatically generate checking by the electronic signature maker and sign sign indicating number, the electronic signature maker comprises LCD MODULE, communication interface modules, keyboard load module, processing module.The granting of signing code generator is provided, signed yard delivery system and comprise with the communication module of signing the sign indicating number device, with the communication module of database, provide module, display module by signing the sign indicating number delivery system.Sign the sign indicating number verification system and comprise customer data base, sign the sign indicating number authentication module, sign sign indicating number load module, user profile display module, user's identifier, used electronic signature, user label information, user's billing information leave in the customer data base.
A kind of note validating method and system thereof based on electronic signature uses electronic signature as the checking foundation with reference to accompanying drawing, electronic signature is generated by the electronic signature device, sign the unique effective electronic signature of the each generation of sign indicating number device, by signing the sign indicating number verification system electronic signature is carried out legitimate verification, the electronic signature device is provided by signing sign indicating number device delivery system, and its flow process is:
A) a sign indicating number device person is signed in each application provide and sign a sign indicating number device by signing sign indicating number device delivery system, sending trap distributes a unique identifier for the label sign indicating number device of providing when providing, simultaneously with some flag informations of applicant and identifier input validation system database simultaneously,
B) when needs are signed yard bill, import the legal back that accesses to your password and start the electronic signature function of signing the sign indicating number device, sign a sign indicating number device and just can generate unrepeatable certain long number word and sign sign indicating number, these label yard are recorded in the proof mark that just can be used as bill on the bill,
When c) carrying out note validating, at first whether feature numeral and the bill in the checking label sign indicating number conforms to, and again a yard card system is signed in the input of the label sign indicating number on the bill, verification system is decrypted analysis to signing sign indicating number, as sign sign indicating number and legally just decomposite customer identification number, otherwise illegally point out
D) draw after the customer identification number, verification system retrieves applicant's user label information of this identifier the storehouses from number, the user label information that retrieves is shown, by with bill on user label information contrast and do final checking.
In order to illustrate further the present invention, below in conjunction with implementation:
As signing the sign indicating number delivery system, the granting software module is housed wherein with a microcomputer, it can use 232 serial ports with the communication of signing the sign indicating number device, and can carry out communication with TCP/IP between the database, and user profile can be used keyboard, scanner.During granting, at first examine the user and whether have application and sign the qualification of sign indicating number device, comprise whether having legal account number, information material is whether complete etc., just as examine and qualifiedly distribute a user number for it, write together in the label sign indicating number device that is about to provide together with user profile after this number conduct, distribution process finishes.
Each user's label sign indicating number utensil has initial password, and this password obtains when providing, and the user can revise password in the use.When needs carry out bill label sign indicating number; at first need to key in the right user password and just can carry out duty by input keyboard; key in the feature numeral (as the amount of money feature numeral of check) that the user needs protection then; at last by giving birth to the code function key; that signs the sign indicating number device gives birth to sign indicating number software by special calculating function; the identifier of inside is encrypted to bill label sign indicating number; in the ciphering process; can not repeat ordinal number as secret key with one; and the feature numeral of keying in brought in the computations, generate a unique unduplicated electronic signature that comprises user profile, key figure information.The former position of this yard is the feature numeral that the user needs protection, and the user will sign the original input that yard records when note validating is carried out in conduct on the bill.
When carrying out note validating, check at first whether the label former positions of sign indicating number (feature numerals) are consistent with bill, altered as inconsistent expression bill, and bill is illegal.As unanimity, verification system will be signed code input system, at first carry out data decomposition, will sign that sign indicating number is decomposed into the feature numeral, the secret key ordinal sum is treated deciphering, treat deciphering according to feature numeral and secret key ordinal number then and be decrypted by special calculating function and calculate a true form.As to sign sign indicating number be by giving birth to the legal generation of sign indicating number device, and do not altered, and this true form is exactly the legal users identifier.After verification system obtained customer identification number, the user data of this customer identification number of retrieval in customer data base was just retrieve successfully as customer identification number is legal.After retrieving successfully, the user label information (as signature, seal etc.) that retrieves is shown, by with bill on user label information contrast and do final checking.
Claims (3)
1. the note validating method based on electronic signature is characterized in that with electronic signature as the checking foundation, electronic signature is generated by the electronic signature device, sign the unique effective electronic signature of the each generation of sign indicating number device, by signing the sign indicating number verification system electronic signature is carried out legitimate verification, the electronic signature device is provided by signing sign indicating number device delivery system, and its flow process is:
A) a sign indicating number device person is signed in each application provide and sign a sign indicating number device by signing sign indicating number device delivery system, sending trap distributes a unique identifier for the label sign indicating number device of providing when providing, simultaneously with some flag informations of applicant and identifier input validation system database simultaneously,
B) when needs are signed yard bill, import the legal back that accesses to your password and start the electronic signature function of signing the sign indicating number device, sign a sign indicating number device and just can generate unrepeatable certain long number word and sign sign indicating number, these label yard are recorded in the proof mark that just can be used as bill on the bill,
When c) carrying out note validating, at first whether feature numeral and the bill in the checking label sign indicating number conforms to, and again a yard verification system is signed in the input of the label sign indicating number on the bill, verification system is decrypted analysis to signing sign indicating number, as sign sign indicating number and legally just decomposite customer identification number, otherwise illegally point out
D) draw after the customer identification number, verification system retrieves applicant's user label information of this identifier from database, the user label information that retrieves is shown, by with bill on user label information contrast and do final checking.
2. a kind of note validating method according to claim 1 based on electronic signature; it is characterized in that the generation and the checking of electronic signature are had single-minded calculating function; it is true form with the identification code, be secret key to sign a sign indicating number time of origin, the special numeral that the user needs protection is brought in encryptions, the deciphering calculating.
3, a kind of based on electronic signature note validating system, it is characterized in that having and sign code generator, sign a sign indicating number delivery system, sign a sign indicating number verification system and generate identifying code automatically, sign code generator and comprise LCD MODULE, communication interface modules, keyboard load module, processing module by the electronic signature maker; Signing the sign indicating number verification system comprises customer data base, signs the sign indicating number authentication module, signs sign indicating number load module, user profile display module, user's identifier, used electronic signature, user label information, user's billing information leave in the customer data base, the granting of signing code generator is provided by signing the sign indicating number delivery system, sign yard delivery system and comprise and the communication module of signing the sign indicating number device, communication module, granting module, display module with database.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00112106 CN1261188A (en) | 2000-03-03 | 2000-03-03 | Bill (receipt) verification method and system based on electronic signature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00112106 CN1261188A (en) | 2000-03-03 | 2000-03-03 | Bill (receipt) verification method and system based on electronic signature |
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| CN1261188A true CN1261188A (en) | 2000-07-26 |
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| CN 00112106 Pending CN1261188A (en) | 2000-03-03 | 2000-03-03 | Bill (receipt) verification method and system based on electronic signature |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1303554C (en) * | 2001-03-08 | 2007-03-07 | 深圳市金大陆通信技术有限公司 | Value added tax invoice making, confirming and checking method and its information management system |
| CN101853457A (en) * | 2010-01-29 | 2010-10-06 | 东莞宇龙通信科技有限公司 | Method, device and system for generating and reimbursing NFC electronic bill |
| CN103824371A (en) * | 2014-03-10 | 2014-05-28 | 北京壹平台科技有限公司 | Electronic scratch-off lottery anti-counterfeiting method |
| CN101071494B (en) * | 2007-06-20 | 2016-04-13 | 中国工商银行股份有限公司 | A kind of method realizing bill password verification |
-
2000
- 2000-03-03 CN CN 00112106 patent/CN1261188A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1303554C (en) * | 2001-03-08 | 2007-03-07 | 深圳市金大陆通信技术有限公司 | Value added tax invoice making, confirming and checking method and its information management system |
| CN101071494B (en) * | 2007-06-20 | 2016-04-13 | 中国工商银行股份有限公司 | A kind of method realizing bill password verification |
| CN101853457A (en) * | 2010-01-29 | 2010-10-06 | 东莞宇龙通信科技有限公司 | Method, device and system for generating and reimbursing NFC electronic bill |
| CN101853457B (en) * | 2010-01-29 | 2016-05-04 | 东莞宇龙通信科技有限公司 | A kind of NFC e bill generation and method of charging out, device and system |
| CN103824371A (en) * | 2014-03-10 | 2014-05-28 | 北京壹平台科技有限公司 | Electronic scratch-off lottery anti-counterfeiting method |
| CN103824371B (en) * | 2014-03-10 | 2019-07-19 | 北京壹平台科技有限公司 | A kind of electronics instant lottery method for anti-counterfeit |
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