CN109039611B - 基于sm9算法的解密密钥分割及解密方法、装置、介质 - Google Patents
基于sm9算法的解密密钥分割及解密方法、装置、介质 Download PDFInfo
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- CN109039611B CN109039611B CN201811012327.5A CN201811012327A CN109039611B CN 109039611 B CN109039611 B CN 109039611B CN 201811012327 A CN201811012327 A CN 201811012327A CN 109039611 B CN109039611 B CN 109039611B
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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
- H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
- H04L9/0825—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
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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
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
- H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
- H04L9/3073—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves involving pairings, e.g. identity based encryption [IBE], bilinear mappings or bilinear pairings, e.g. Weil or Tate pairing
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Mathematical Physics (AREA)
- Physics & Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Computing Systems (AREA)
- Mathematical Analysis (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Storage Device Security (AREA)
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811012327.5A CN109039611B (zh) | 2018-08-31 | 2018-08-31 | 基于sm9算法的解密密钥分割及解密方法、装置、介质 |
Applications Claiming Priority (1)
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CN201811012327.5A CN109039611B (zh) | 2018-08-31 | 2018-08-31 | 基于sm9算法的解密密钥分割及解密方法、装置、介质 |
Publications (2)
Publication Number | Publication Date |
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CN109039611A CN109039611A (zh) | 2018-12-18 |
CN109039611B true CN109039611B (zh) | 2019-05-21 |
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CN201811012327.5A Active CN109039611B (zh) | 2018-08-31 | 2018-08-31 | 基于sm9算法的解密密钥分割及解密方法、装置、介质 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109981591B (zh) * | 2019-02-28 | 2021-09-21 | 矩阵元技术(深圳)有限公司 | 单一客户端生成私钥的密钥管理方法、电子设备 |
CN110677238B (zh) * | 2019-03-11 | 2022-08-05 | 深圳奥联信息安全技术有限公司 | 广播加密方法和装置 |
CN111262704A (zh) * | 2020-01-15 | 2020-06-09 | 江苏芯盛智能科技有限公司 | Sm9数字签名生成方法、装置、计算机设备和存储介质 |
CN113346997B (zh) * | 2021-08-05 | 2021-11-02 | 北京紫光青藤微系统有限公司 | 用于物联网设备通信的方法及装置、物联网设备、服务器 |
CN113904808A (zh) * | 2021-09-08 | 2022-01-07 | 北京信安世纪科技股份有限公司 | 一种私钥分发、解密方法、装置、设备及介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106961336A (zh) * | 2017-04-18 | 2017-07-18 | 北京百旺信安科技有限公司 | 一种基于sm2算法的密钥分量托管方法和系统 |
CN107623570A (zh) * | 2017-11-03 | 2018-01-23 | 北京无字天书科技有限公司 | 一种基于加法密钥分割的sm2签名方法 |
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2018
- 2018-08-31 CN CN201811012327.5A patent/CN109039611B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106961336A (zh) * | 2017-04-18 | 2017-07-18 | 北京百旺信安科技有限公司 | 一种基于sm2算法的密钥分量托管方法和系统 |
CN107623570A (zh) * | 2017-11-03 | 2018-01-23 | 北京无字天书科技有限公司 | 一种基于加法密钥分割的sm2签名方法 |
Non-Patent Citations (2)
Title |
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"基于SM2 算法的密钥安全存储系统设计与实现";张乃千;《信息安全与技术》;20140730(第7期);全文 |
"基于SM4、MD5 密钥及业务全流程加解密技术的流量批发、转增解决方案";王琳;《产业与科技论坛》;20151130;第14卷(第20期);全文 |
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CN109039611A (zh) | 2018-12-18 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Decryption key segmentation and decryption method, device and medium based on SM9 algorithm Effective date of registration: 20210924 Granted publication date: 20190521 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: BEIJING HAITAI FANGYUAN HIGH TECHNOLOGY Co.,Ltd. Registration number: Y2021990000874 |
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Date of cancellation: 20230914 Granted publication date: 20190521 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: BEIJING HAITAI FANGYUAN HIGH TECHNOLOGY Co.,Ltd. Registration number: Y2021990000874 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Decryption key segmentation and decryption method, device, and medium based on SM9 algorithm Effective date of registration: 20230919 Granted publication date: 20190521 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: BEIJING HAITAI FANGYUAN HIGH TECHNOLOGY Co.,Ltd. Registration number: Y2023110000398 |