CN108847929B - 私钥存储的门限恢复方法及系统 - Google Patents
私钥存储的门限恢复方法及系统 Download PDFInfo
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- CN108847929B CN108847929B CN201810528305.8A CN201810528305A CN108847929B CN 108847929 B CN108847929 B CN 108847929B CN 201810528305 A CN201810528305 A CN 201810528305A CN 108847929 B CN108847929 B CN 108847929B
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- 238000011084 recovery Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000003491 array Methods 0.000 claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000004422 calculation algorithm Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 2
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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
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
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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
- H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes
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Abstract
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CN201810528305.8A CN108847929B (zh) | 2018-05-28 | 2018-05-28 | 私钥存储的门限恢复方法及系统 |
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CN201810528305.8A CN108847929B (zh) | 2018-05-28 | 2018-05-28 | 私钥存储的门限恢复方法及系统 |
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CN108847929A CN108847929A (zh) | 2018-11-20 |
CN108847929B true CN108847929B (zh) | 2020-12-01 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110380851B (zh) * | 2019-07-17 | 2022-05-31 | 电子科技大学 | 基于广义中国余数定理的带门限两密钥分发和恢复方法 |
CN111342967B (zh) * | 2020-03-06 | 2021-03-19 | 北京中宇万通科技股份有限公司 | 一种区块链用户证书丢失或损坏解决方法和装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012123400A1 (en) * | 2011-03-11 | 2012-09-20 | Kreft Heinz | Tamper-protected hardware and methods for using same |
CN102946310A (zh) * | 2012-09-03 | 2013-02-27 | 杭州电子科技大学 | 一种基于(k,w)门限秘密共享方案的指纹模糊金库方法 |
CN103067155A (zh) * | 2012-12-27 | 2013-04-24 | 东南大学 | 一种防止基于功耗分析的des算法攻击的方法及测试电路 |
CN104320247A (zh) * | 2014-09-22 | 2015-01-28 | 杭州电子科技大学 | 一种基于椭圆曲线与指纹模糊金库的共享密钥保护方法 |
CN104780532A (zh) * | 2015-05-08 | 2015-07-15 | 淮海工学院 | 一个可用于无线传感网络的簇密钥管理方法 |
CN107465509A (zh) * | 2017-08-15 | 2017-12-12 | 武汉信安珞珈科技有限公司 | 一种门限密钥的管理方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6019514B1 (ja) * | 2016-01-13 | 2016-11-02 | 株式会社Tcsi | コンピュータプログラム、秘密管理方法及びシステム |
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2018
- 2018-05-28 CN CN201810528305.8A patent/CN108847929B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012123400A1 (en) * | 2011-03-11 | 2012-09-20 | Kreft Heinz | Tamper-protected hardware and methods for using same |
CN102946310A (zh) * | 2012-09-03 | 2013-02-27 | 杭州电子科技大学 | 一种基于(k,w)门限秘密共享方案的指纹模糊金库方法 |
CN103067155A (zh) * | 2012-12-27 | 2013-04-24 | 东南大学 | 一种防止基于功耗分析的des算法攻击的方法及测试电路 |
CN104320247A (zh) * | 2014-09-22 | 2015-01-28 | 杭州电子科技大学 | 一种基于椭圆曲线与指纹模糊金库的共享密钥保护方法 |
CN104780532A (zh) * | 2015-05-08 | 2015-07-15 | 淮海工学院 | 一个可用于无线传感网络的簇密钥管理方法 |
CN107465509A (zh) * | 2017-08-15 | 2017-12-12 | 武汉信安珞珈科技有限公司 | 一种门限密钥的管理方法 |
Non-Patent Citations (1)
Title |
---|
"基于Shamir秘密共享的密钥分发与恢复方法";荣辉桂;《通信学报》;20150326;全文 * |
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