CN1146676A - 密码通信方法 - Google Patents
密码通信方法 Download PDFInfo
- Publication number
- CN1146676A CN1146676A CN96110860A CN96110860A CN1146676A CN 1146676 A CN1146676 A CN 1146676A CN 96110860 A CN96110860 A CN 96110860A CN 96110860 A CN96110860 A CN 96110860A CN 1146676 A CN1146676 A CN 1146676A
- Authority
- CN
- China
- Prior art keywords
- map
- value
- branch
- ring
- polynomial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
-
- 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
- H04L9/3093—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving Lattices or polynomial equations, e.g. NTRU scheme
-
- 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
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9509179 | 1995-07-27 | ||
FR9509179A FR2737370B1 (fr) | 1995-07-27 | 1995-07-27 | Procede de communication cryptographique |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1146676A true CN1146676A (zh) | 1997-04-02 |
CN1185821C CN1185821C (zh) | 2005-01-19 |
Family
ID=9481469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB961108606A Expired - Fee Related CN1185821C (zh) | 1995-07-27 | 1996-07-26 | 密码通信方法 |
Country Status (14)
Country | Link |
---|---|
US (1) | US5790675A (zh) |
EP (1) | EP0756399A3 (zh) |
JP (1) | JP3583555B2 (zh) |
KR (1) | KR100259179B1 (zh) |
CN (1) | CN1185821C (zh) |
AR (1) | AR003051A1 (zh) |
AU (1) | AU6075596A (zh) |
BR (1) | BR9603150A (zh) |
CA (1) | CA2181299C (zh) |
FR (1) | FR2737370B1 (zh) |
IL (1) | IL118857A (zh) |
NO (1) | NO321409B1 (zh) |
SG (1) | SG50745A1 (zh) |
TW (1) | TW367684B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1062591C (zh) * | 1998-01-08 | 2001-02-28 | 北京市朝阳区高科应用技术研究所 | 无铅汽油抗爆添加剂及制备方法 |
CN1870499B (zh) * | 2005-01-11 | 2012-01-04 | 丁津泰 | 产生新的多变量公钥密码系统的方法 |
CN102640451A (zh) * | 2009-11-19 | 2012-08-15 | 索尼公司 | 信息处理设备、密钥生成设备、签名验证设备、信息处理方法、签名生成方法和程序 |
CN112560091A (zh) * | 2020-12-17 | 2021-03-26 | 北京百度网讯科技有限公司 | 数字签名方法、签名信息的验证方法、相关装置及电子设备 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2744309B1 (fr) * | 1996-01-26 | 1998-03-06 | Bull Cp8 | Procede de communicatin cryptographique asymetrique, et objet portatif associe |
JP4068664B2 (ja) * | 1996-08-19 | 2008-03-26 | エヌティーアールユー クリプトシステムズ,インコーポレーテッド | 公開鍵暗号システム方法および装置 |
RU2153191C2 (ru) | 1998-09-29 | 2000-07-20 | Закрытое акционерное общество "Алкорсофт" | Способ изготовления вслепую цифровой rsa-подписи и устройство для его реализации (варианты) |
RU2157001C2 (ru) | 1998-11-25 | 2000-09-27 | Закрытое акционерное общество "Алкорсофт" | Способ проведения платежей (варианты) |
ES2230814T3 (es) * | 1999-04-29 | 2005-05-01 | Cp8 Technologies | Metodos y sistemas de firma de clave publica. |
US6959085B1 (en) | 1999-05-03 | 2005-10-25 | Ntru Cryptosystems, Inc. | Secure user identification based on ring homomorphisms |
EP1190523A4 (en) * | 1999-05-03 | 2004-08-04 | Ntru Cryptosystems Inc | RING HOMOMORPHISM-BASED SECURE USER IDENTIFICATION |
US6304657B1 (en) * | 1999-05-26 | 2001-10-16 | Matsushita Electric Industrial Co., Ltd. | Data encryption apparatus using odd number of shift-rotations and method |
US6708049B1 (en) * | 1999-09-28 | 2004-03-16 | Nellcor Puritan Bennett Incorporated | Sensor with signature of data relating to sensor |
US20020136401A1 (en) * | 2000-07-25 | 2002-09-26 | Jeffrey Hoffstein | Digital signature and authentication method and apparatus |
KR20020050680A (ko) * | 2000-12-21 | 2002-06-27 | 배기봉 | 행열 다항식 환 과 체를 기반으로 한 공개키 암호시스템 |
CA2469198C (en) | 2001-12-07 | 2013-02-12 | Ntru Cryptosystems, Inc. | Digital signature and authentication method and apparatus |
FR2859585A1 (fr) * | 2003-09-04 | 2005-03-11 | Gemplus Card Int | Reduction modulaire pour un procede cryptographique, et coprocesseur pour la realisation d'une telle reduction modulaire |
US7961876B2 (en) * | 2005-01-11 | 2011-06-14 | Jintai Ding | Method to produce new multivariate public key cryptosystems |
US8139764B2 (en) * | 2008-05-06 | 2012-03-20 | Harris Corporation | Closed galois field cryptographic system |
JP5564053B2 (ja) * | 2008-10-20 | 2014-07-30 | コーニンクレッカ フィリップス エヌ ヴェ | 暗号鍵を生成する方法、ネットワーク及びコンピュータプログラム |
JP5594034B2 (ja) | 2010-07-30 | 2014-09-24 | ソニー株式会社 | 認証装置、認証方法、及びプログラム |
JP5790319B2 (ja) * | 2011-08-29 | 2015-10-07 | ソニー株式会社 | 署名検証装置、署名検証方法、プログラム、及び記録媒体 |
CN103490897B (zh) * | 2013-09-17 | 2017-04-05 | 华南理工大学 | 一种多变量公钥签名/验证系统及签名/验证方法 |
US9336092B1 (en) * | 2015-01-01 | 2016-05-10 | Emc Corporation | Secure data deduplication |
WO2016155565A1 (en) | 2015-03-30 | 2016-10-06 | Jintai Ding | Improvements on multivariate digital signature schemes based on hfev- and new applications of multivariate digital signature schemes for white-box encryption |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69327238T2 (de) * | 1993-08-17 | 2000-09-07 | Entrust Technologies Switzerla | Verfahren zur digitalen Unterschrift und Verfahren zur Schlüsselübereinkunft |
US5537475A (en) * | 1994-02-01 | 1996-07-16 | Micali; Silvio | Efficient digital signature algorithm and use thereof technical field |
US5577124A (en) * | 1995-03-09 | 1996-11-19 | Arithmetica, Inc. | Multi-purpose high speed cryptographically secure sequence generator based on zeta-one-way functions |
-
1995
- 1995-07-27 FR FR9509179A patent/FR2737370B1/fr not_active Expired - Fee Related
- 1995-08-03 TW TW084108091A patent/TW367684B/zh not_active IP Right Cessation
-
1996
- 1996-07-01 EP EP96401446A patent/EP0756399A3/fr not_active Withdrawn
- 1996-07-15 IL IL11885796A patent/IL118857A/xx not_active IP Right Cessation
- 1996-07-16 CA CA002181299A patent/CA2181299C/fr not_active Expired - Fee Related
- 1996-07-22 SG SG1996010292A patent/SG50745A1/en unknown
- 1996-07-24 BR BR9603150A patent/BR9603150A/pt not_active Application Discontinuation
- 1996-07-24 US US08/685,856 patent/US5790675A/en not_active Expired - Lifetime
- 1996-07-25 JP JP19654896A patent/JP3583555B2/ja not_active Expired - Fee Related
- 1996-07-26 AU AU60755/96A patent/AU6075596A/en not_active Abandoned
- 1996-07-26 CN CNB961108606A patent/CN1185821C/zh not_active Expired - Fee Related
- 1996-07-26 KR KR1019960031711A patent/KR100259179B1/ko not_active IP Right Cessation
- 1996-07-26 AR ARP960103763A patent/AR003051A1/es unknown
- 1996-07-26 NO NO19963141A patent/NO321409B1/no not_active IP Right Cessation
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1062591C (zh) * | 1998-01-08 | 2001-02-28 | 北京市朝阳区高科应用技术研究所 | 无铅汽油抗爆添加剂及制备方法 |
CN1870499B (zh) * | 2005-01-11 | 2012-01-04 | 丁津泰 | 产生新的多变量公钥密码系统的方法 |
CN102640451A (zh) * | 2009-11-19 | 2012-08-15 | 索尼公司 | 信息处理设备、密钥生成设备、签名验证设备、信息处理方法、签名生成方法和程序 |
CN112560091A (zh) * | 2020-12-17 | 2021-03-26 | 北京百度网讯科技有限公司 | 数字签名方法、签名信息的验证方法、相关装置及电子设备 |
CN112560091B (zh) * | 2020-12-17 | 2021-07-13 | 北京百度网讯科技有限公司 | 数字签名方法、签名信息的验证方法、相关装置及电子设备 |
Also Published As
Publication number | Publication date |
---|---|
EP0756399A2 (fr) | 1997-01-29 |
NO963141D0 (no) | 1996-07-26 |
CA2181299A1 (fr) | 1997-01-28 |
IL118857A (en) | 1999-08-17 |
AR003051A1 (es) | 1998-05-27 |
CN1185821C (zh) | 2005-01-19 |
SG50745A1 (en) | 1998-07-20 |
NO963141L (no) | 1997-01-28 |
KR100259179B1 (ko) | 2000-06-15 |
US5790675A (en) | 1998-08-04 |
BR9603150A (pt) | 1998-04-22 |
AU6075596A (en) | 1997-01-30 |
KR970009022A (ko) | 1997-02-24 |
TW367684B (en) | 1999-08-21 |
EP0756399A3 (fr) | 1997-02-05 |
CA2181299C (fr) | 2007-02-13 |
JP3583555B2 (ja) | 2004-11-04 |
FR2737370B1 (fr) | 1997-08-22 |
FR2737370A1 (fr) | 1997-01-31 |
IL118857A0 (en) | 1996-10-31 |
NO321409B1 (no) | 2006-05-08 |
JPH0946333A (ja) | 1997-02-14 |
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Owner name: CP8 TECHNOLOGY CO.,LTD. Free format text: FORMER OWNER: BULL CP8 Effective date: 20061013 |
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CP03 | Change of name, title or address |
Address after: French Luwaxieen Patentee after: BULL CP8 Address before: French Luwaxieen Patentee before: CP8 TRANSAC |
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TR01 | Transfer of patent right |
Effective date of registration: 20061013 Address after: French Rowan F Nass Patentee after: CP8 TECHNOLOGIES Address before: French Luwaxieen Patentee before: Bull CP8 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050119 Termination date: 20120726 |