DK1049289T3 - Offentlig nögle underskriftfremgangsmåde og -systemer - Google Patents
Offentlig nögle underskriftfremgangsmåde og -systemerInfo
- Publication number
- DK1049289T3 DK1049289T3 DK99401048T DK99401048T DK1049289T3 DK 1049289 T3 DK1049289 T3 DK 1049289T3 DK 99401048 T DK99401048 T DK 99401048T DK 99401048 T DK99401048 T DK 99401048T DK 1049289 T3 DK1049289 T3 DK 1049289T3
- Authority
- DK
- Denmark
- Prior art keywords
- systems
- public key
- key signature
- signature method
- public
- Prior art date
Links
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Analysis (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Complex Calculations (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Mobile Radio Communication Systems (AREA)
- Storage Device Security (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99401048A EP1049289B1 (en) | 1999-04-29 | 1999-04-29 | Public-key signature methods and systems |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1049289T3 true DK1049289T3 (da) | 2005-02-14 |
Family
ID=8241961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK99401048T DK1049289T3 (da) | 1999-04-29 | 1999-04-29 | Offentlig nögle underskriftfremgangsmåde og -systemer |
Country Status (12)
Country | Link |
---|---|
US (1) | US7100051B1 (da) |
EP (1) | EP1049289B1 (da) |
JP (2) | JP4183387B2 (da) |
CN (1) | CN1285191C (da) |
AU (1) | AU774346B2 (da) |
BR (1) | BRPI0006085B1 (da) |
DE (1) | DE69920875T2 (da) |
DK (1) | DK1049289T3 (da) |
ES (1) | ES2230814T3 (da) |
HK (1) | HK1039004B (da) |
IL (1) | IL135647A (da) |
WO (1) | WO2000067423A1 (da) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2810139B1 (fr) * | 2000-06-08 | 2002-08-23 | Bull Cp8 | Procede de securisation de la phase de pre-initialisation d'un systeme embarque a puce electronique, notamment d'une carte a puce, et systeme embarque mettant en oeuvre le procede |
US7502770B2 (en) * | 2001-04-11 | 2009-03-10 | Metaweb Technologies, Inc. | Knowledge web |
US8069175B2 (en) * | 2002-04-10 | 2011-11-29 | Google Inc. | Delegating authority to evaluate content |
US20030196094A1 (en) * | 2002-04-10 | 2003-10-16 | Hillis W. Daniel | Method and apparatus for authenticating the content of a distributed database |
US20030195834A1 (en) * | 2002-04-10 | 2003-10-16 | Hillis W. Daniel | Automated online purchasing system |
US7844610B2 (en) * | 2003-12-12 | 2010-11-30 | Google Inc. | Delegated authority evaluation system |
US7600118B2 (en) * | 2002-09-27 | 2009-10-06 | Intel Corporation | Method and apparatus for augmenting authentication in a cryptographic system |
US8012025B2 (en) * | 2002-12-13 | 2011-09-06 | Applied Minds, Llc | Video game controller hub with control input reduction and combination schemes |
US7765206B2 (en) | 2002-12-13 | 2010-07-27 | Metaweb Technologies, Inc. | Meta-Web |
US20050131918A1 (en) * | 2003-12-12 | 2005-06-16 | W. Daniel Hillis | Personalized profile for evaluating content |
CN1870499B (zh) * | 2005-01-11 | 2012-01-04 | 丁津泰 | 产生新的多变量公钥密码***的方法 |
US7961876B2 (en) * | 2005-01-11 | 2011-06-14 | Jintai Ding | Method to produce new multivariate public key cryptosystems |
WO2007057610A1 (fr) * | 2005-11-18 | 2007-05-24 | France Telecom | Systeme et procede cryptographique d'authentification ou de signature |
FR2916317B1 (fr) * | 2007-05-15 | 2009-08-07 | Sagem Defense Securite | Protection d'execution d'un calcul cryptographique |
CN101321059B (zh) * | 2007-06-07 | 2011-02-16 | 管海明 | 一种用于编码和译码数字消息的方法和*** |
FR2918525A1 (fr) * | 2007-07-06 | 2009-01-09 | France Telecom | Procede asymetrique de chiffrement ou de verification de signature. |
CN101227286B (zh) * | 2008-01-31 | 2010-04-14 | 北京飞天诚信科技有限公司 | 一种生成消息认证码的方法 |
WO2011033642A1 (ja) * | 2009-09-17 | 2011-03-24 | 株式会社 東芝 | 署名生成装置及び署名検証装置 |
JP2011107528A (ja) * | 2009-11-19 | 2011-06-02 | Sony Corp | 情報処理装置、鍵生成装置、署名検証装置、情報処理方法、署名生成方法、及びプログラム |
IL205803A0 (en) * | 2010-05-16 | 2010-12-30 | Yaron Sella | Collision-based signature scheme |
IL206139A0 (en) | 2010-06-02 | 2010-12-30 | Yaron Sella | Efficient multivariate signature generation |
IL207918A0 (en) | 2010-09-01 | 2011-01-31 | Aviad Kipnis | Attack-resistant multivariate signature scheme |
JP5790287B2 (ja) * | 2011-08-12 | 2015-10-07 | ソニー株式会社 | 情報処理装置、情報処理方法、プログラム、及び記録媒体 |
WO2015004065A1 (en) * | 2013-07-12 | 2015-01-15 | Koninklijke Philips N.V. | Electronic signature system |
CN103457726B (zh) * | 2013-08-26 | 2016-12-28 | 华南理工大学 | 基于矩阵的多变量公钥加密方法 |
CN103780383B (zh) * | 2014-01-13 | 2017-05-31 | 华南理工大学 | 一种基于超球面的多变量公钥签名/验证***及方法 |
CN104009848B (zh) * | 2014-05-26 | 2017-09-29 | 华南理工大学 | 一种混合型的多变量数字签名***及方法 |
CN105245343B (zh) * | 2015-09-22 | 2018-09-14 | 华南理工大学 | 一种基于多变量密码技术的在线离线签名***及方法 |
JP7322763B2 (ja) * | 2020-03-13 | 2023-08-08 | 日本電信電話株式会社 | 鍵生成装置、鍵生成方法及びプログラム |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NZ240019A (en) * | 1991-09-30 | 1996-04-26 | Peter John Smith | Public key encrypted communication with non-multiplicative cipher |
US5263085A (en) | 1992-11-13 | 1993-11-16 | Yeda Research & Development Co. Ltd. | Fast signature scheme based on sequentially linearized equations |
US5375170A (en) | 1992-11-13 | 1994-12-20 | Yeda Research & Development Co., Ltd. | Efficient signature scheme based on birational permutations |
FR2737370B1 (fr) * | 1995-07-27 | 1997-08-22 | Bull Cp8 | Procede de communication cryptographique |
FR2744309B1 (fr) * | 1996-01-26 | 1998-03-06 | Bull Cp8 | Procede de communicatin cryptographique asymetrique, et objet portatif associe |
US6076163A (en) * | 1997-10-20 | 2000-06-13 | Rsa Security Inc. | Secure user identification based on constrained polynomials |
-
1999
- 1999-04-29 DK DK99401048T patent/DK1049289T3/da active
- 1999-04-29 DE DE69920875T patent/DE69920875T2/de not_active Expired - Lifetime
- 1999-04-29 ES ES99401048T patent/ES2230814T3/es not_active Expired - Lifetime
- 1999-04-29 EP EP99401048A patent/EP1049289B1/en not_active Expired - Lifetime
-
2000
- 2000-04-13 IL IL135647A patent/IL135647A/en not_active IP Right Cessation
- 2000-04-19 US US09/552,115 patent/US7100051B1/en not_active Expired - Lifetime
- 2000-04-28 JP JP2000616162A patent/JP4183387B2/ja not_active Expired - Lifetime
- 2000-04-28 WO PCT/IB2000/000692 patent/WO2000067423A1/en active IP Right Grant
- 2000-04-28 BR BRPI0006085A patent/BRPI0006085B1/pt active IP Right Grant
- 2000-04-28 AU AU46028/00A patent/AU774346B2/en not_active Expired
- 2000-04-28 CN CNB008010382A patent/CN1285191C/zh not_active Expired - Lifetime
-
2002
- 2002-01-22 HK HK02100489.6A patent/HK1039004B/zh not_active IP Right Cessation
-
2005
- 2005-04-12 JP JP2005114430A patent/JP2005253107A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BR0006085A (pt) | 2001-03-20 |
EP1049289A1 (en) | 2000-11-02 |
AU774346B2 (en) | 2004-06-24 |
CN1285191C (zh) | 2006-11-15 |
ES2230814T3 (es) | 2005-05-01 |
BRPI0006085B1 (pt) | 2016-05-10 |
DE69920875T2 (de) | 2005-10-27 |
HK1039004B (zh) | 2007-05-04 |
AU4602800A (en) | 2000-11-17 |
JP4183387B2 (ja) | 2008-11-19 |
IL135647A (en) | 2010-11-30 |
CN1314040A (zh) | 2001-09-19 |
WO2000067423A1 (en) | 2000-11-09 |
DE69920875D1 (de) | 2004-11-11 |
JP2002543478A (ja) | 2002-12-17 |
US7100051B1 (en) | 2006-08-29 |
JP2005253107A (ja) | 2005-09-15 |
EP1049289B1 (en) | 2004-10-06 |
HK1039004A1 (en) | 2002-04-04 |
IL135647A0 (en) | 2001-05-20 |
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