ATE322112T1 - Kryptographisches verfahren unter der benutzung öffentlicher schlüssel basierend auf den gruppen der zöpfe - Google Patents

Kryptographisches verfahren unter der benutzung öffentlicher schlüssel basierend auf den gruppen der zöpfe

Info

Publication number
ATE322112T1
ATE322112T1 AT02791896T AT02791896T ATE322112T1 AT E322112 T1 ATE322112 T1 AT E322112T1 AT 02791896 T AT02791896 T AT 02791896T AT 02791896 T AT02791896 T AT 02791896T AT E322112 T1 ATE322112 T1 AT E322112T1
Authority
AT
Austria
Prior art keywords
groups
bridal
cryptographic method
public keys
braid
Prior art date
Application number
AT02791896T
Other languages
English (en)
Inventor
Marc Girault
Jean-Francois Misarsky
Patrick Dehornoy
Herve Sibert
Original Assignee
France Telecom
Centre Nat Rech Scient
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by France Telecom, Centre Nat Rech Scient filed Critical France Telecom
Application granted granted Critical
Publication of ATE322112T1 publication Critical patent/ATE322112T1/de

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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • 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
    • 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
    • H04L9/3218—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 using proof of knowledge, e.g. Fiat-Shamir, GQ, Schnorr, ornon-interactive zero-knowledge proofs
    • H04L9/3221—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 using proof of knowledge, e.g. Fiat-Shamir, GQ, Schnorr, ornon-interactive zero-knowledge proofs interactive zero-knowledge proofs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Analogue/Digital Conversion (AREA)
  • Lock And Its Accessories (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
AT02791896T 2001-10-25 2002-10-24 Kryptographisches verfahren unter der benutzung öffentlicher schlüssel basierend auf den gruppen der zöpfe ATE322112T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0113787A FR2831738B1 (fr) 2001-10-25 2001-10-25 Procede cryptographique a cle publique base sur les groupes de tresses

Publications (1)

Publication Number Publication Date
ATE322112T1 true ATE322112T1 (de) 2006-04-15

Family

ID=8868699

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02791896T ATE322112T1 (de) 2001-10-25 2002-10-24 Kryptographisches verfahren unter der benutzung öffentlicher schlüssel basierend auf den gruppen der zöpfe

Country Status (9)

Country Link
US (1) US7401226B2 (de)
EP (1) EP1438804B1 (de)
JP (1) JP4166696B2 (de)
KR (1) KR100944290B1 (de)
AT (1) ATE322112T1 (de)
DE (1) DE60210331T2 (de)
ES (1) ES2261770T3 (de)
FR (1) FR2831738B1 (de)
WO (1) WO2003036863A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7133523B2 (en) * 2002-12-20 2006-11-07 Pitney Bowes Inc. Method and system for solving the word problem in braid group cryptosystems
CN1545242A (zh) 2003-11-13 2004-11-10 ����ͨѶ�ɷ����޹�˾ 一种基于辫群共轭问题的数字签名方法
US8625784B2 (en) * 2006-12-22 2014-01-07 Samsung Electronics Co., Ltd. Broadcast encryption method and broadcast decryption method thereof
US8284938B2 (en) * 2009-10-23 2012-10-09 Novell, Inc. Techniques for data encryption and decryption
CN103414569B (zh) * 2013-08-21 2016-08-10 王威鉴 一种建立抗攻击的公钥密码的方法
US10367640B2 (en) * 2016-05-04 2019-07-30 Securerf Corporation Shared secret data production system
US20190215148A1 (en) * 2018-01-11 2019-07-11 Shenzhen University Method of establishing anti-attack public key cryptogram
US11743036B2 (en) * 2020-05-06 2023-08-29 Shenzhen University Method and apparatus for establishing shared key

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2716058B1 (fr) 1994-02-04 1996-04-12 France Telecom Procédé de signature numérique et d'authentification de messages utilisant un logarithme discret.

Also Published As

Publication number Publication date
US7401226B2 (en) 2008-07-15
KR100944290B1 (ko) 2010-02-24
FR2831738A1 (fr) 2003-05-02
US20040240672A1 (en) 2004-12-02
WO2003036863A1 (fr) 2003-05-01
EP1438804A1 (de) 2004-07-21
JP2005506585A (ja) 2005-03-03
JP4166696B2 (ja) 2008-10-15
ES2261770T3 (es) 2006-11-16
KR20040053209A (ko) 2004-06-23
FR2831738B1 (fr) 2003-12-19
DE60210331T2 (de) 2006-12-28
EP1438804B1 (de) 2006-03-29
DE60210331D1 (de) 2006-05-18

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Legal Events

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