CN105119941A - Quantum seal stamping and verifying system, and configuration, stamping process and verifying method thereof - Google Patents
Quantum seal stamping and verifying system, and configuration, stamping process and verifying method thereof Download PDFInfo
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- CN105119941A CN105119941A CN201510586962.4A CN201510586962A CN105119941A CN 105119941 A CN105119941 A CN 105119941A CN 201510586962 A CN201510586962 A CN 201510586962A CN 105119941 A CN105119941 A CN 105119941A
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- seal
- client
- quantum
- server
- user
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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
- H04L63/0435—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 wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
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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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0852—Quantum cryptography
Abstract
A quantum seal stamping and verifying system provided by this invention comprises a seal client, a quantum gateway of the seal client, a server quantum gateway, a CA (Certification Authority) server and a seal server; the seal client is connected with the quantum gateway of the seal client through a classical channel; the seal server and the CA server are connected with the quantum gateway of the seal server through the classical channel; the quantum gateway of the seal client and the quantum gateway of the seal server are connected with a quantum channel through the classical channel. The invention provides a quantum seal stamping and verifying system, and a configuration, a stamping process and a verifying method thereof, wherein the system is difficult to be cracked and is capable of greatly improving the validity and the authority of the seal.
Description
Technical field
The invention belongs to quantum communications field, be specifically related to quantum seal and affix one's seal and verification system and configuration thereof, flow process of affixing one's seal and verification method.
Background technology
Seal is with a long history in China, is printed on file and represents qualification or signature, be the very important part of traditional culture, have various material and use scenes.The most classical use scenes be the special lithographic printing of government department dip in ink paste bonnet on paper after send, become and there is authoritative official document.
Concerning traditional seal, along with government and each public institution handle official business with no paper propelling, and the insecurity itself existed, be that the way of authority's symbol is about to gradually step down from the stage of history with traditional seal.The thing followed is using of electronic seal and issues.First, E-seal is presented as the picture of one or several the similar traditional seal on electronic document, retains the use habit of users to traditional seal.Secondly, E-seal is not only a pictures, and be cryptographic applications based on picture: a digital certificate bound by each seal picture, prove the validity of seal, authority and non repudiation, thus the validity of proof seal place document, authority and non repudiation.After Electronic Signature Law issuing and implementation, E-seal and the traditional seal of regular use have identical legal effect.
But the fail safe of traditional cryptography application all ensures safe with existing computing capability this prerequisite not enough, because the time cracked is often very long, allows lawless person abandon cracking.Along with the development of quantum computer, traditional cryptography is applied, and comprises E-seal, is all faced with the increasing risk be cracked, and is just walking the edge in collapse.Because quantum calculation can crack classical password at short notice, and then realize the copy of authoritative information and use arbitrarily, causing the authenticity of authority greatly to decline.Clearly, this is the greatest problem that E-seal faces, and is also fatal problem.
Summary of the invention
For existing E-seal technical validity and authoritative day by day not enough problem, the invention provides one and cannot crack in theory, greatly improve seal validity and authoritative quantum seal is affixed one's seal and verification system and configuration thereof, flow process of affixing one's seal and test Zhang Liucheng.
Quantum seal of the present invention is affixed one's seal and verification system comprises seal client, seal client quantum gateway, server quantum gateway, CA server and seal server; Described seal client is connected with the quantum gateway of seal client-side by classical channel, and the quantum gateway that described seal server, CA server serve side respectively by classical channel and seal is connected; The quantum gateway of described seal client-side is connected with quantum channel by classical channel with the quantum gateway of described seal server side.
A kind ofly quantum seal as claimed in claim 1 is adopted to affix one's seal and the configuration flow of verification system comprises the following steps:
(11) open CA function at CA server, and make CA digital certificate, seal server digital certificate, seal digital certificate and customer digital certificate, properly preserve respective private key; The private key of described user respectively stored in the usb softdog of relative users, and cannot be derived;
(12) installation database and service routine in seal server, described service routine comprises quantum encryption/decryption module; Creative management person's account number subsequently, after Administrator account described in login, make seal picture, seal digital certificate described in downloading from described CA server, described seal picture and described seal digital certificate are carried out combining to create seal, and by described seal stored in described database; Set up user name password database, create the seal authority of each user, and the digital certificate of download user is for subsequent use;
(13) install installation kit in seal client, described installation kit comprises virtual printer, stamped signature module and quantum encryption/decryption module; The username and password of the seal client described in configuration, and the digital certificate downloading this user and the seal that can use.
Quantum seal as claimed in claim 1 is adopted to affix one's seal and the flow process of affixing one's seal of verification system comprises the following steps:
(21) user of seal client opens document to be affixed one's seal, and chooses virtual printer;
(22) the virtual printer printed document of seal client is used to generate electronic document;
(23) seal client quantum cryptography user identity, and submit the user identity after encryption to seal server, inquiry seal server is the need of the seal list upgrading user; Seal server carries out quantum deciphering to the user identity after encryption;
(24) if need the seal list upgrading user, seal server lists seal list, and quantum cryptography, the list of seal client downloads seal, and quantum deciphering, seal client upgrades local seal list; If do not need to upgrade, then without operation;
(25) seal client user selects seal, selects to affix one's seal position, and click is affixed one's seal;
(26) seal client quantum cryptography seal information, and submit the seal information after encryption to seal server, whether inquiry seal server can affix one's seal; Seal server carries out quantum deciphering to the seal information after encryption;
(27) if server returns successfully, then show that selected seal is effective, seal client can perform operation of affixing one's seal; If server returns failure, then show to perform, seal Client-Prompt user affixes one's seal unsuccessfully, returns (23);
(28) seal client is affixed one's seal, and carries out digital signature with the digital certificate of user to document, finally saves as new document;
(29) seal client is affixed one's seal end.
Quantum seal as claimed in claim 1 is adopted to affix one's seal and the Zhang Liucheng that tests of verification system comprises the following steps:
(31) user of seal client opens document of affixing one's seal, and clicks checking;
(32) seal client parses seal content and user to the digital signature of document from document of affixing one's seal;
(33) seal client digital signature judges whether document is modified;
(34) if digital signature judges that document is modified, then seal Client-Prompt user, tests chapter and terminates; If digital signature judges that document is not modified, then without operation;
(35) seal client is by seal information quantum cryptography, and sends to seal server;
(36) seal server is to the deciphering of seal information quantum, and judges that whether seal is effective;
(37) seal server judges that seal is effective, then send out message to seal client, seal Client-Prompt user seal is effective; Seal server judges that seal is invalid, then send out message to seal client, and seal Client-Prompt user seal is invalid;
(38) seal client is tested chapter and is terminated.
After adopting above structure, the present invention compared with prior art, has the following advantages:
The present invention adopts quantum cryptography and decryption technology, and throughput subnet closes and quantum-key distribution algorithm, does transmitting terminal or receiving terminal, make transmitting terminal and receiving terminal get key simultaneously with described seal client and described seal server; This double secret key initial data symmetric encipherment algorithm of transmitting terminal is encrypted, and obtains enciphered data; The receiving terminal identical symmetric encipherment algorithm of these key pair encryption data is decrypted, and obtains initial data.In the face of quantum computer is to the threat of traditional cryptography, the method that present stage uniquely can solve is exactly Data Encryption Techniques.In quantum cryptography system, if channel there is lawless person eavesdrop, then this eavesdropping action will cause interference to quantum cryptography system, causes irremediable change to the quantum state being sent to the other side; Now be ravesdropping so communicating pair will be learnt, thus terminate epicycle communication; Generate new round key, prepare to communicate next time.By this method, theoretically the channel of eavesdropping is blocked.Therefore, Data Encryption Techniques is joined in electronic seal system, be expected to realize a new generation and there is high reliability, high authoritative seal system, i.e. quantum seal system.
Client of the present invention and the mutual signaling key content (user profile, seal information etc.) of service end, by quantum cryptography, show being perfectly safe of signaling key content; Transfer of data (seal picture, digital certificate etc.) between client and service end, by quantum cryptography, shows being perfectly safe of transfer of data.
The present invention adopts according to quantum-mechanical uncertainty principle and quantum non-clone principle, and any eavesdropping all can be found, and ensure that the transmission that is perfectly safe.Can eavesdrop due to unmanned, then ensure that the transmission that is perfectly safe of the key of symmetric encipherment algorithm; Ensure that the safe transmission of key, also just ensure that the transmission that is perfectly safe of enciphered message.This point is that any conventional cryptography mode cannot ensure.
Further, the life cycle of described seal comprises the one enlivened in state, frozen state and inefficacy state.
Further, describedly enliven state, can mutually change between frozen state and this three state of inefficacy state; Described enlivens state through freezing to enter frozen state, and described frozen state thaws to enter and enlivens state; Described frozen state or enliven state and lost efficacy and enter inefficacy state, described inefficacy state is brought back to life and is entered frozen state or enliven state.
Accompanying drawing explanation
Fig. 1 quantum seal is affixed one's seal and verification system networking theory diagram.
Fig. 2 quantum seal life cycle figure.
Fig. 3 quantum seal client is affixed one's seal flow chart.
Fig. 4 quantum seal client tests chapter flow chart.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As Figure 1-4, quantum seal of the present invention is affixed one's seal and verification system comprises seal client, seal client quantum gateway, server quantum gateway, CA server and seal server in the present invention; Described seal client is connected with the quantum gateway of seal client-side by classical channel, and the quantum gateway that described seal server, CA server serve side respectively by classical channel and seal is connected; The quantum gateway of described seal client-side is connected with quantum channel by classical channel with the quantum gateway of described seal server side.
A kind ofly quantum seal as claimed in claim 1 is adopted to affix one's seal and the configuration flow of verification system comprises the following steps:
(11) open CA function at CA server, and make CA digital certificate, seal server digital certificate, seal digital certificate and customer digital certificate, properly preserve respective private key; The private key of described user respectively stored in the usb softdog of relative users, and cannot be derived;
(12) installation database and service routine in seal server, described service routine comprises quantum encryption/decryption module; Creative management person's account number subsequently, after Administrator account described in login, make seal picture, seal digital certificate described in downloading from described CA server, described seal picture and described seal digital certificate are carried out combining to create seal, and by described seal stored in described database; Set up user name password database, create the seal authority of each user, and the digital certificate of download user is for subsequent use;
(13) install installation kit in seal client, described installation kit comprises virtual printer, stamped signature module and quantum encryption/decryption module; The username and password of the seal client described in configuration, and the digital certificate downloading this user and the seal that can use.
Quantum seal as claimed in claim 1 is adopted to affix one's seal and the flow process of affixing one's seal of verification system comprises the following steps:
(21) user of seal client opens document to be affixed one's seal, and chooses virtual printer;
(22) the virtual printer printed document of seal client is used to generate electronic document;
(23) seal client quantum cryptography user identity, and submit the user identity after encryption to seal server, inquiry seal server is the need of the seal list upgrading user; Seal server carries out quantum deciphering to the user identity after encryption;
(24) if need the seal list upgrading user, seal server lists seal list, and quantum cryptography, the list of seal client downloads seal, and quantum deciphering, seal client upgrades local seal list; If do not need to upgrade, then without operation;
(25) seal client user selects seal, selects to affix one's seal position, and click is affixed one's seal;
(26) seal client quantum cryptography seal information, and submit the seal information after encryption to seal server, whether inquiry seal server can affix one's seal; Seal server carries out quantum deciphering to the seal information after encryption;
(27) if server returns successfully, then show that selected seal is effective, seal client can perform operation of affixing one's seal; If server returns failure, then show to perform, seal Client-Prompt user affixes one's seal unsuccessfully, returns (23);
(28) seal client is affixed one's seal, and carries out digital signature with the digital certificate of user to document, finally saves as new document;
(29) seal client is affixed one's seal end.
Quantum seal as claimed in claim 1 is adopted to affix one's seal and the Zhang Liucheng that tests of verification system comprises the following steps:
(31) user of seal client opens document of affixing one's seal, and clicks checking;
(32) seal client parses seal content and user to the digital signature of document from document of affixing one's seal;
(33) seal client digital signature judges whether document is modified;
(34) if digital signature judges that document is modified, then seal Client-Prompt user, tests chapter and terminates; If digital signature judges that document is not modified, then without operation;
(35) seal client is by seal information quantum cryptography, and sends to seal server;
(36) seal server is to the deciphering of seal information quantum, and judges that whether seal is effective;
(37) seal server judges that seal is effective, then send out message to seal client, seal Client-Prompt user seal is effective; Seal server judges that seal is invalid, then send out message to seal client, and seal Client-Prompt user seal is invalid;
(38) seal client is tested chapter and is terminated.
Wherein, CA is the entity that in PKI system, communicating pair is all trusted.CA confirms other people public key information by certificate.About use principle and the checking principle of CA, repeat no more herein.
The electronic document that described virtual printer prints is the document of PDF.
Client parses seal content and comprises the information such as seal picture, seal certificate, seal ID from document of affixing one's seal.
Quantum communications are novel crossed subjects that recent two decades grows up, and are the new research fields that quantum theory and information theory combine.Quantum key delivering method in quantum communications, can realize the unconditional security of communicating pair.Therefore in the face of the powerful threat of quantum calculation, quantum communication network is expected to thoroughly to solve the problem that electronic seal system is cracked, thus ensures the authority of the official document that authoritative department sends more forcefully.
Quantum cryptography and deciphering refer to that throughput subnet closes and quantum-key distribution algorithm, allow transmitting terminal and receiving terminal get key simultaneously; This double secret key initial data symmetric encipherment algorithm of transmitting terminal is encrypted, and obtains enciphered data; The receiving terminal identical symmetric encipherment algorithm of these key pair encryption data is decrypted, and obtains initial data.
Further, in the life cycle of seal described as shown in Figure 2, comprise and enliven state, frozen state and inefficacy state 3 kinds of seal states.
The situation that seal normally can be affixed one's seal enlivens state.Under enlivening state, seal is effective, and can affix one's seal.Making stamp completes namely to enter and enlivens state.
If this seal freezes (namely suspending use), then enter frozen state.Under frozen state, seal is still effective, but cannot affix one's seal.Seal recovery use is called thaws.
If this seal lost efficacy, then entered inefficacy state.Under inefficacy state, seal is invalid, and cannot affix one's seal.Failure cause has: the seal term of validity (by Administrator) expires; Seal digital certificate expires; Keeper forces to make it to lose efficacy.Seal recovers to be called resurrection from inefficacy.In like manner, the method for resurrection has: keeper revises the seal term of validity; Change effective digital certificate; Keeper forces to make it to bring back to life.Get back to the state before inefficacy after resurrection, namely enliven state or frozen state.
The E-seal sealing system built based on quantum communication network, herein referred to as quantum seal system.For discussing conveniently, the handling object discussed herein is the official document of various form, but real system is not limited to process official document.
Below only just most preferred embodiment of the present invention is described, but can not be interpreted as it is limitations on claims.The present invention is not limited only to above embodiment, and all various changes done in the protection range of independent claims of the present invention are all in protection scope of the present invention.
Claims (6)
1. quantum seal is affixed one's seal and verification system, it is characterized in that: comprise seal client, seal client quantum gateway, server quantum gateway, CA server and seal server; Described seal client is connected with the quantum gateway of seal client-side by classical channel, and the quantum gateway that described seal server, CA server serve side respectively by classical channel and seal is connected; The quantum gateway of described seal client-side is connected with quantum channel by classical channel with the quantum gateway of described seal server side.
2. adopt quantum seal as claimed in claim 1 to affix one's seal and the configuration flow of verification system, it is characterized in that: comprise the following steps
(11) open CA function at CA server, and make CA digital certificate, seal server digital certificate, seal digital certificate and customer digital certificate, properly preserve respective private key; The private key of described user respectively stored in the usb softdog of relative users, and cannot be derived;
(12) installation database and service routine in seal server, described service routine comprises quantum encryption/decryption module; Creative management person's account number subsequently, after Administrator account described in login, make seal picture, seal digital certificate described in downloading from described CA server, described seal picture and described seal digital certificate are carried out combining to create seal, and by described seal stored in described database; Set up user name password database, create the seal authority of each user, and the digital certificate of download user is for subsequent use;
(13) install installation kit in seal client, described installation kit comprises virtual printer, stamped signature module and quantum encryption/decryption module; The username and password of the seal client described in configuration, and the digital certificate downloading this user and the seal that can use.
3. adopt quantum seal as claimed in claim 1 to affix one's seal and the flow process of affixing one's seal of verification system, it is characterized in that: comprise the following steps
(21) user of seal client opens document to be affixed one's seal, and chooses virtual printer;
(22) the virtual printer printed document of seal client is used to generate electronic document;
(23) seal client quantum cryptography user identity, and submit the user identity after encryption to seal server, inquiry seal server is the need of the seal list upgrading user; Seal server carries out quantum deciphering to the user identity after encryption;
(24) if need the seal list upgrading user, seal server lists seal list, and quantum cryptography, the list of seal client downloads seal, and quantum deciphering, seal client upgrades local seal list; If do not need to upgrade, then without operation;
(25) seal client user selects seal, selects to affix one's seal position, and click is affixed one's seal;
(26) seal client quantum cryptography seal information, and submit the seal information after encryption to seal server, whether inquiry seal server can affix one's seal; Seal server carries out quantum deciphering to the seal information after encryption;
(27) if server returns successfully, then show that selected seal is effective, seal client can perform operation of affixing one's seal; If server returns failure, then show to perform, seal Client-Prompt user affixes one's seal unsuccessfully, returns (23);
(28) seal client is affixed one's seal, and carries out digital signature with the digital certificate of user to document, finally saves as new document;
(29) seal client is affixed one's seal end.
4. adopt quantum seal as claimed in claim 1 to affix one's seal and the verification method of verification system, it is characterized in that: comprise the following steps
(31) user of seal client opens document of affixing one's seal, and clicks checking;
(32) seal client parses seal content and user to the digital signature of document from document of affixing one's seal;
(33) seal client digital signature judges whether document is modified;
(34) if digital signature judges that document is modified, then seal Client-Prompt user, tests chapter and terminates; If digital signature judges that document is not modified, then without operation;
(35) seal client is by seal information quantum cryptography, and sends to seal server;
(36) seal server is to the deciphering of seal information quantum, and judges that whether seal is effective;
(37) seal server judges that seal is effective, then send out message to seal client, seal Client-Prompt user seal is effective; Seal server judges that seal is invalid, then send out message to seal client, and seal Client-Prompt user seal is invalid;
(38) seal client is tested chapter and is terminated.
5. affix one's seal according to the quantum seal described in any one of claim 1-4 and the flow process of affixing one's seal of verification system, it is characterized in that: described seal has life cycle, described life cycle comprises the one enlivened in state, frozen state and inefficacy state.
6. affix one's seal according to the quantum seal described in any one of claim 1-4 and the flow process of affixing one's seal of verification system, it is characterized in that: described enliven state, can mutually change between frozen state and inefficacy state three state; Described enlivens state through freezing to enter frozen state, and described frozen state thaws to enter and enlivens state; Described frozen state or enliven state and lost efficacy and enter inefficacy state, described inefficacy state is brought back to life and is entered frozen state or enliven state.
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| CN108833100B (en) * | 2018-07-27 | 2021-07-20 | 江苏亨通问天量子信息研究院有限公司 | Information verification method, sending end system, receiving end system and verification end system |
| CN109614802A (en) * | 2018-10-31 | 2019-04-12 | 如般量子科技有限公司 | The signature method and sealing system of anti-quantum calculation |
| CN109614802B (en) * | 2018-10-31 | 2020-11-27 | 如般量子科技有限公司 | Anti-quantum-computation signature method and signature system |
| CN109586918A (en) * | 2018-10-31 | 2019-04-05 | 如般量子科技有限公司 | The signature method and sealing system of anti-quantum calculation based on pool of symmetric keys |
| CN111191216A (en) * | 2019-12-26 | 2020-05-22 | 航天信息股份有限公司 | OFD signature client with JAVA interface and method and system for signature and signature verification thereof |
| CN111191216B (en) * | 2019-12-26 | 2024-02-06 | 航天信息股份有限公司 | OFD signature client with JAVA interface and method and system for signature verification |
| CN111177801A (en) * | 2019-12-31 | 2020-05-19 | 航天信息股份有限公司 | Signature method and device of electronic document, storage medium and electronic equipment |
| CN111177801B (en) * | 2019-12-31 | 2023-01-10 | 航天信息股份有限公司 | Signature method and device of electronic document, storage medium and electronic equipment |
| CN112235106A (en) * | 2020-10-26 | 2021-01-15 | 成都信息工程大学 | Electronic seal management method and system based on quantum key |
| CN112235106B (en) * | 2020-10-26 | 2021-06-08 | 成都信息工程大学 | Electronic seal management method and system based on quantum key |
| CN114697038A (en) * | 2020-12-31 | 2022-07-01 | 科大国盾量子技术股份有限公司 | Quantum attack resistant electronic signature method and system |
| CN115459916A (en) * | 2022-11-09 | 2022-12-09 | 江苏翔晟信息技术股份有限公司 | Electronic signature management system based on quantum encryption technology |
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