CN104104512A - Method for achieving electronic signatures between equal parties - Google Patents
Method for achieving electronic signatures between equal parties Download PDFInfo
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- CN104104512A CN104104512A CN201410346424.3A CN201410346424A CN104104512A CN 104104512 A CN104104512 A CN 104104512A CN 201410346424 A CN201410346424 A CN 201410346424A CN 104104512 A CN104104512 A CN 104104512A
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- signature
- stamped signature
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Abstract
The invention relates to a method for achieving electronic signatures between equal parties, and belongs to the field of data transmission safety. The method includes the steps that (1) users install a client processing program, (2) the local user manufactures a signature file, (3) a client processing program processes the signature file, (4) the signature file is sent to a remote user, (5) a remote client analyzes and verifies the signature file, (6) the remote client adds a signature on the signature file after the signature file is proved proper through verification, (7) the remote signature is sent to a local client, verified and is added to the signature file after the remote signature is proved proper through verification, and the two clients display the ultimate file to the corresponding users, (8) after signing is finished, communication is ended, and the file with one signature is destroyed. Complexity of two-way signing of existing clients is lowered, and the signatures and the file are stably verified by two parties.
Description
Technical field
The present invention relates to a kind of method of Electronic Signature, belong to electronic signature field, specifically a kind of method of reciprocity both sides' Electronic Signature.
Background technology
Electronic Signature is a kind of form of expression of electronic signature, utilize image processing techniques that operation of electronic signature is converted into paper document and affixes one's seal and operate identical visual effect, utilize electronic signature technology to ensure the authenticity and integrity of electronic information and signer's non-repudiation simultaneously.Along with popularizing of E-Government, ecommerce, customer service demand Electronic Signature is by more and more progressively refinement.The technology of Electronic Signature mainly contains at present: the Electronic Signature technology of being combined with digital watermarking, and the Electronic Signature technology of being combined with hardware device, Electronic Signature technology is constantly perfect, but a step is imperfect for Electronic Signature and authentication mechanism.The Electronic Signature platform class product of opening on market, follows original use habit of user, and Electronic Signature is loaded in original software environment as a functional unit, has potential safety hazard; And E-seal mis system based on database, it is the mis system of a sealing, during with concrete application system integration, need more numerous and diverse system combination work, practicality is difficult to accept for market, and the direction of its development is to become a safe electronic Official Document Exchanging that comprises the outgoing dispatch management of official document receipts; Client control class product, this series products is only under some concrete software environments, for example word or Excel one has the control of Electronic Signature function, the tightness of this series products is a problem very much, it is merely able to while carrying out stamped signature verify whether private key and certificate in E-seal card mate, as long as coupling just can be affixed one's seal.And private key and certificate in an illegal E-seal card also can mate completely.The E-seal management system that this series products is imperfect, only have simply seal picture is imported to the program in seal card, being merely able to be applicable to a less internal institution and using, is unsafe for the high stamped signature that requires of tightness and fail safe aspect, insecure.Need to simplify and safe and reliable this problem of Electronic Signature for solving, the invention provides a kind of reciprocity both sides' electronic signature method, can instruct the integral layout of Electronic Signature, determine the design direction of Electronic Signature, solve electronic signature method and need to simplify and safe and reliable problem.
The Essential Terms English that the present invention uses is write a Chinese character in simplified form:
MD5 is Message-Digest Algorithm 5, and middle translation is message digest algorithm 5, is one of widely used hashing algorithm of computer.
SSL is Secure Socket Layer, middle translation be security socket layer it be widely used in authentication and the encrypted data transmission between Web browser and server.Ssl protocol is between ICP/IP protocol and various application layer protocol, for data communication provides safe support.
Summary of the invention
The present invention is directed to deficiency and problem that prior art exists, a kind of method of reciprocity both sides' Electronic Signature be provided,
This patent specific works completes by client.Client is implemented by installation, calls with associated documents, completes local stamped signature process.Local client needs opposite end IP address, to complete the connection of SSL and opposite end.
Concrete steps are as follows:
1. client handler is installed at family;
2. local user is by stamped signature file and local stamped signature input local client, and local stamped signature is general format;
3. local client handling procedure requires to delimit stamped signature region, then the local stamped signature that superposes in defined area shows, local user sees that local stamped signature is presented at oneself and formulates region, after adjusting is determined, generate two groups of files, one group is to comprise respectively stamped signature file and local stamped signature, and one group is the stamped signature file of a reserved stamped signature position and the local stamped signature that superposeed;
4. the stamped signature file of a reserved stamped signature position in transmitting 3., long-distance user accepts this file in its client;
5. Terminal Server Client is resolved described file in 4., links up verification with local client;
6. determine that verification is errorless, long-range stamped signature is superimposed upon reserved stamped signature position place by Terminal Server Client;
7. long-range stamped signature sends back local client, and local client, after the long-range stamped signature of verification, determines that verification is errorless, and long-range stamped signature is superimposed upon to reserved location, and then two ends client is shown to user's definitive document separately;
8. stamped signature completes, end dialog, and two ends client is destroyed the file that comprises single stamped signature.
Described step 5. and 7. lieutenant colonel's sign test chapter is to adopt the mode of verification MD5 code to realize.
Described user is more than two, and two users first complete Electronic Signature, and two users wherein also need with other user's Electronic Signatures, continue to repeat described method and carry out Electronic Signature, until all users complete Electronic Signature.
Local stamped signature 2. of described step and the step long-range stamped signature in is 6. picture or Freehandhand-drawing.
Described local user is connected for encrypting ssl with long-distance user's communication process.
Usefulness of the present invention is:
Make the reduced complexity of the two-way stamped signature of existing layout client, stable two-way stamped signature and the checking of file are provided; The problem of the multidirectional stamped signature of multi-client is also resolved, stamped signature verification method is in many ways provided, instruct in many ways stamped signature checking, solve the safety issue of stamped signature in stamped signature in many ways.
Brief description of the drawings
The method flow schematic diagram of a kind of reciprocity both sides' Electronic Signature of Fig. 1.
Set A client for local user's end, with respect to A client, B client is remote user end; Local stamped signature is A, and long-range stamped signature is B.
Embodiment
In conjunction with Fig. 1, be specifically described A client and B client need to complete Electronic Signature, communication connection connects by encrypting ssl,
1. side a and b user installation client handler separately;
2. A end subscriber is by stamped signature file and A stamped signature input A client, and A stamped signature is picture format;
3. A client handler requires to delimit stamped signature region, then the A stamped signature that superposes in defined area shows, A end subscriber sees that A stamped signature is presented at oneself and formulates region, after adjusting is determined, generate two groups of files, one group is to comprise respectively stamped signature file and A stamped signature, and one group is the stamped signature file of a reserved stamped signature position and the A stamped signature that superposeed;
4. the stamped signature file that transmits a reserved stamped signature position and the A stamped signature that superposeed, B end subscriber is accepted this file in B client;
5. B client is resolved described file in 4., by MD5 code and the A client communication verification of this file;
6. determine that verification is errorless, B stamped signature is superimposed upon reserved stamped signature position place by B client;
7. B stamped signature sends back A client, and A client, after verification B stamped signature MD5 code, determines that verification is errorless, and B stamped signature is superimposed upon to reserved location, and then A and B client are shown to user's definitive document separately;
8. stamped signature completes, end dialog, and A and B client are destroyed the file that comprises single stamped signature.
Claims (4)
1. a method for reciprocity both sides' Electronic Signature, is characterized in that step is as follows:
client handler is installed at family;
2. local user is by stamped signature file and local stamped signature input local client, and local stamped signature is general format;
3. local client handling procedure requires to delimit stamped signature region, then the local stamped signature that superposes in defined area shows, local user sees that local stamped signature is presented at oneself and formulates region, after adjusting is determined, generate two groups of files, one group is to comprise respectively stamped signature file and local stamped signature, and one group is the stamped signature file of a reserved stamped signature position and the local stamped signature that superposeed;
4. the stamped signature file of a reserved stamped signature position in transmitting 3., long-distance user accepts this file in its client;
5. Terminal Server Client is resolved described file in 4., links up verification with local client;
6. determine that verification is errorless, long-range stamped signature is superimposed upon reserved stamped signature position place by Terminal Server Client;
7. long-range stamped signature sends back local client, and local client, after the long-range stamped signature of verification, determines that verification is errorless, and long-range stamped signature is superimposed upon to reserved location, and then two ends client is shown to user's definitive document separately;
8. stamped signature completes, end dialog, and two ends client is destroyed the file that comprises single stamped signature.
2. the method for a kind of reciprocity both sides' Electronic Signature according to claim 1, it is characterized in that described step 5. and 7. lieutenant colonel's sign test chapter be to adopt the mode of verification MD5 code to realize.
3. the method for a kind of reciprocity both sides' Electronic Signature according to claim 2, it is characterized in that described user is more than two, two users first complete Electronic Signature, two users wherein also need with other user's Electronic Signatures, continue to repeat described method and carry out Electronic Signature, until all users complete Electronic Signature.
4. according to the method for a kind of reciprocity both sides' Electronic Signature described in claim 1-3 any one, it is characterized in that the long-range stamped signature during local stamped signature 2. of described step and step are is 6. picture or Freehandhand-drawing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410346424.3A CN104104512A (en) | 2014-07-21 | 2014-07-21 | Method for achieving electronic signatures between equal parties |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410346424.3A CN104104512A (en) | 2014-07-21 | 2014-07-21 | Method for achieving electronic signatures between equal parties |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104104512A true CN104104512A (en) | 2014-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410346424.3A Pending CN104104512A (en) | 2014-07-21 | 2014-07-21 | Method for achieving electronic signatures between equal parties |
Country Status (1)
| Country | Link |
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| CN (1) | CN104104512A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104486351A (en) * | 2014-12-24 | 2015-04-01 | 昆山百润科技有限公司 | Client and server capable of supporting multiple persons to sign same document and processing methods |
| CN105991291A (en) * | 2015-03-17 | 2016-10-05 | 北京蒙恬科技有限公司 | Cross-platform electronic file and signature data integration method and system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101122977A (en) * | 2006-08-09 | 2008-02-13 | 鸿富锦精密工业（深圳）有限公司 | Contract electronic signing and checking system and method |
| CN102609834A (en) * | 2012-02-01 | 2012-07-25 | 昆山百润科技有限公司 | Countersigning method and system |
| CN103093401A (en) * | 2011-11-03 | 2013-05-08 | 无锡大华信息科技有限公司 | System and method for online one-stop service signing and process supervising and payment management |
| CN103699852A (en) * | 2014-01-08 | 2014-04-02 | 安投融（北京）网络科技有限公司 | Multi-digital signature method for network transaction electronic contract |
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2014
- 2014-07-21 CN CN201410346424.3A patent/CN104104512A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101122977A (en) * | 2006-08-09 | 2008-02-13 | 鸿富锦精密工业（深圳）有限公司 | Contract electronic signing and checking system and method |
| CN103093401A (en) * | 2011-11-03 | 2013-05-08 | 无锡大华信息科技有限公司 | System and method for online one-stop service signing and process supervising and payment management |
| CN102609834A (en) * | 2012-02-01 | 2012-07-25 | 昆山百润科技有限公司 | Countersigning method and system |
| CN103699852A (en) * | 2014-01-08 | 2014-04-02 | 安投融（北京）网络科技有限公司 | Multi-digital signature method for network transaction electronic contract |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104486351A (en) * | 2014-12-24 | 2015-04-01 | 昆山百润科技有限公司 | Client and server capable of supporting multiple persons to sign same document and processing methods |
| CN105991291A (en) * | 2015-03-17 | 2016-10-05 | 北京蒙恬科技有限公司 | Cross-platform electronic file and signature data integration method and system |
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Application publication date: 20141015 |
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| RJ01 | Rejection of invention patent application after publication |