DE602005016769D1 - Kryptografische Verarbeitung von Daten basierend auf der Cassels-Tate Paarung - Google Patents

Kryptografische Verarbeitung von Daten basierend auf der Cassels-Tate Paarung

Info

Publication number
DE602005016769D1
DE602005016769D1 DE602005016769T DE602005016769T DE602005016769D1 DE 602005016769 D1 DE602005016769 D1 DE 602005016769D1 DE 602005016769 T DE602005016769 T DE 602005016769T DE 602005016769 T DE602005016769 T DE 602005016769T DE 602005016769 D1 DE602005016769 D1 DE 602005016769D1
Authority
DE
Germany
Prior art keywords
cassels
tate
data based
tate pairing
cryptographic processing
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.)
Active
Application number
DE602005016769T
Other languages
English (en)
Inventor
Anne Kirsten Eisentraeger
Kristin E Lauter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Microsoft Corp
Original Assignee
Microsoft Corp
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 Microsoft Corp filed Critical Microsoft Corp
Publication of DE602005016769D1 publication Critical patent/DE602005016769D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
DE602005016769T 2004-12-14 2005-11-14 Kryptografische Verarbeitung von Daten basierend auf der Cassels-Tate Paarung Active DE602005016769D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/011,289 US7639799B2 (en) 2004-12-14 2004-12-14 Cryptographically processing data based on a Cassels-Tate pairing

Publications (1)

Publication Number Publication Date
DE602005016769D1 true DE602005016769D1 (de) 2009-11-05

Family

ID=35619651

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005016769T Active DE602005016769D1 (de) 2004-12-14 2005-11-14 Kryptografische Verarbeitung von Daten basierend auf der Cassels-Tate Paarung

Country Status (5)

Country Link
US (2) US7639799B2 (de)
EP (1) EP1672482B1 (de)
JP (1) JP4874629B2 (de)
AT (1) ATE443886T1 (de)
DE (1) DE602005016769D1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7646872B2 (en) 2004-04-02 2010-01-12 Research In Motion Limited Systems and methods to securely generate shared keys
US7860247B2 (en) * 2004-11-12 2010-12-28 Dublin City University Identity based encryption
EP1675299B1 (de) * 2004-12-23 2018-08-01 Hewlett-Packard Development Company, L.P. Authentifizierungsverfahren unter Verwendung bilinearer Abbildungen
CA2594670C (en) 2005-01-21 2014-12-23 Certicom Corp. Elliptic curve random number generation
WO2008147577A2 (en) * 2007-01-22 2008-12-04 Spyrus, Inc. Portable data encryption device with configurable security functionality and method for file encryption
EP2154667A4 (de) 2007-05-25 2015-11-11 Nec Corp Schlüsselaustauscheinrichtung und schlüsselaustauschverfahren
US8068606B2 (en) * 2007-08-29 2011-11-29 Red Hat, Inc. Embedding a secret in a bit string for safeguarding the secret
US8243933B2 (en) * 2007-08-29 2012-08-14 Red Hat, Inc. Method for sharing secret information among cooperating parties
JP5365072B2 (ja) * 2007-12-11 2013-12-11 ソニー株式会社 鍵生成装置、暗号化装置、受信装置、鍵生成方法、暗号化方法、鍵処理方法およびプログラム
US8615084B2 (en) * 2008-05-29 2013-12-24 Red Hat, Inc. Extending a secret bit string to safeguard the secret
US8250367B2 (en) * 2008-09-30 2012-08-21 Microsoft Corporation Cryptographic applications of efficiently evaluating large degree isogenies
US7783803B2 (en) * 2008-11-03 2010-08-24 Microsoft Corporation Pairing service technologies
US8190892B2 (en) * 2008-12-29 2012-05-29 King Fahd University Of Petroleum & Minerals Message authentication code with blind factorization and randomization
CN102045164B (zh) * 2009-10-20 2013-06-05 广州信睿网络科技有限公司 一种基于身份的无密钥泄露的变色龙数字签名方法
US8462939B2 (en) 2010-12-07 2013-06-11 King Fahd University Of Petroleum And Minerals RNS-based cryptographic system and method
US8769301B2 (en) * 2011-07-28 2014-07-01 Qualcomm Incorporated Product authentication based upon a hyperelliptic curve equation and a curve pairing function
CN102694654B (zh) * 2012-05-25 2015-03-25 孙华 基于身份的门限环签密方法
US9065655B2 (en) * 2012-06-18 2015-06-23 Ologn Technologies Ag Secure password management systems, methods and apparatuses
US10148285B1 (en) 2012-07-25 2018-12-04 Erich Schmitt Abstraction and de-abstraction of a digital data stream
CN103117860B (zh) * 2013-01-21 2015-08-05 孙华 无证书盲环签名方法
US10795858B1 (en) 2014-02-18 2020-10-06 Erich Schmitt Universal abstraction and de-abstraction of a digital data stream
EP3367608A1 (de) * 2017-02-28 2018-08-29 Koninklijke Philips N.V. Schlüsselaustauschprotokoll basierend auf isogenien von elliptischen kurven
EP3379766B1 (de) * 2017-03-20 2019-06-26 Huawei Technologies Co., Ltd. Drahtloskommunikationsvorrichtung für kommunikation in einem drahtloskommunikationsnetz
US10205713B2 (en) * 2017-04-05 2019-02-12 Fujitsu Limited Private and mutually authenticated key exchange
CN108449174B (zh) * 2018-02-09 2021-07-30 孔泽一 云计算应用中智能终端的可撤销加密方法及装置
CN109600216B (zh) * 2018-12-11 2021-08-27 安徽大学 一种强抗碰撞变色龙哈希函数的构造方法
US11764940B2 (en) 2019-01-10 2023-09-19 Duality Technologies, Inc. Secure search of secret data in a semi-trusted environment using homomorphic encryption
CN112291774B (zh) * 2020-12-31 2021-03-16 飞天诚信科技股份有限公司 一种与认证器进行通信的方法及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7069287B2 (en) * 2000-09-19 2006-06-27 Worcester Polytechnic Institute Method for efficient computation of odd characteristic extension fields
US7113594B2 (en) * 2001-08-13 2006-09-26 The Board Of Trustees Of The Leland Stanford University Systems and methods for identity-based encryption and related cryptographic techniques
US7353395B2 (en) * 2002-03-21 2008-04-01 Ntt Docomo Inc. Authenticated ID-based cryptosystem with no key escrow
EP1497948A4 (de) * 2002-04-15 2007-03-21 Ntt Docomo Inc Signaturschemata unter verwendung bilinearer abbildungen

Also Published As

Publication number Publication date
US7707426B2 (en) 2010-04-27
US20060129800A1 (en) 2006-06-15
EP1672482B1 (de) 2009-09-23
US7639799B2 (en) 2009-12-29
JP2006171711A (ja) 2006-06-29
EP1672482A1 (de) 2006-06-21
ATE443886T1 (de) 2009-10-15
JP4874629B2 (ja) 2012-02-15
US20070076865A1 (en) 2007-04-05

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