DE602007002633D1 - Verfahren und System zur Durchführung eines Abgleichs unauffindbarer Geheimnisse - Google Patents

Verfahren und System zur Durchführung eines Abgleichs unauffindbarer Geheimnisse

Info

Publication number
DE602007002633D1
DE602007002633D1 DE602007002633T DE602007002633T DE602007002633D1 DE 602007002633 D1 DE602007002633 D1 DE 602007002633D1 DE 602007002633 T DE602007002633 T DE 602007002633T DE 602007002633 T DE602007002633 T DE 602007002633T DE 602007002633 D1 DE602007002633 D1 DE 602007002633D1
Authority
DE
Germany
Prior art keywords
user
credential
matching
property
untraceable
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
DE602007002633T
Other languages
English (en)
Inventor
Alessandro Sorniotti
Annett Laube
Konrad Wrona
Frederic Montagut
Laurent Gomez
Refik Molva
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.)
SAP SE
Original Assignee
SAP SE
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 SAP SE filed Critical SAP SE
Publication of DE602007002633D1 publication Critical patent/DE602007002633D1/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
    • H04L9/08—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
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • H04L9/0844—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified keys
    • 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
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/42—Anonymization, e.g. involving pseudonyms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
  • Air Bags (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Lock And Its Accessories (AREA)
  • Mobile Radio Communication Systems (AREA)
DE602007002633T 2007-08-08 2007-08-08 Verfahren und System zur Durchführung eines Abgleichs unauffindbarer Geheimnisse Active DE602007002633D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07290989A EP2023528B1 (de) 2007-08-08 2007-08-08 Verfahren und System zur Durchführung eines Abgleichs unauffindbarer Geheimnisse

Publications (1)

Publication Number Publication Date
DE602007002633D1 true DE602007002633D1 (de) 2009-11-12

Family

ID=39322821

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007002633T Active DE602007002633D1 (de) 2007-08-08 2007-08-08 Verfahren und System zur Durchführung eines Abgleichs unauffindbarer Geheimnisse

Country Status (4)

Country Link
US (1) US7945044B2 (de)
EP (1) EP2023528B1 (de)
AT (1) ATE444618T1 (de)
DE (1) DE602007002633D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602007002633D1 (de) 2007-08-08 2009-11-12 Sap Ag Verfahren und System zur Durchführung eines Abgleichs unauffindbarer Geheimnisse
US8533464B2 (en) 2008-12-19 2013-09-10 Sap Ag Revocation of credentials in secret handshake protocols
EP2200216B1 (de) * 2008-12-19 2014-11-26 Sap Se Aufhebung von Berechtigungen in geheimen Handshake-Betrieben
US9154476B2 (en) * 2009-04-07 2015-10-06 Telefonaktiebolaget L M Ericsson (Publ) Attaching a sensor to a WSAN
MX2012003721A (es) 2009-09-30 2012-06-28 Evan V Chrapko Sistemas y metodos para analitica de datos graficos sociales para determinar conectividad dentro de una comunidad.
US20110099164A1 (en) 2009-10-23 2011-04-28 Haim Zvi Melman Apparatus and method for search and retrieval of documents and advertising targeting
US20110213975A1 (en) * 2010-03-01 2011-09-01 Alessandro Sorniotti Secret interest groups in online social networks
US8955046B2 (en) 2011-02-22 2015-02-10 Fedex Corporate Services, Inc. Systems and methods for authenticating devices in a sensor-web network
KR101543711B1 (ko) * 2011-10-11 2015-08-12 한국전자통신연구원 짧은 서명을 제공하는 경량 그룹서명 방법 및 장치
US9578043B2 (en) 2015-03-20 2017-02-21 Ashif Mawji Calculating a trust score
US9894090B2 (en) 2015-07-14 2018-02-13 Sap Se Penetration test attack tree generator
US20170235792A1 (en) 2016-02-17 2017-08-17 Www.Trustscience.Com Inc. Searching for entities based on trust score and geography
US9679254B1 (en) 2016-02-29 2017-06-13 Www.Trustscience.Com Inc. Extrapolating trends in trust scores
US9721296B1 (en) 2016-03-24 2017-08-01 Www.Trustscience.Com Inc. Learning an entity's trust model and risk tolerance to calculate a risk score
US10795658B2 (en) * 2017-03-20 2020-10-06 Fujitsu Limited Updatable random functions
CN110933675B (zh) * 2019-11-08 2021-02-02 北京邮电大学 一种无线传感器网络认证方法、***与电子设备
CN116349200A (zh) * 2020-11-18 2023-06-27 维萨国际服务协会 整合身份令牌和隐私保护身份属性证明进行交互

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8046577B2 (en) * 2001-12-12 2011-10-25 At&T Corp. Secure IP access protocol framework and supporting network architecture
US7299354B2 (en) * 2003-09-30 2007-11-20 Intel Corporation Method to authenticate clients and hosts to provide secure network boot
US7644278B2 (en) * 2003-12-31 2010-01-05 International Business Machines Corporation Method for securely creating an endorsement certificate in an insecure environment
US7761911B2 (en) * 2005-11-21 2010-07-20 Oracle International Corporation Method and apparatus for facilitating single sign-on
US7814538B2 (en) * 2005-12-13 2010-10-12 Microsoft Corporation Two-way authentication using a combined code
US8180047B2 (en) * 2006-01-13 2012-05-15 Microsoft Corporation Trapdoor pairings
DE602007002633D1 (de) 2007-08-08 2009-11-12 Sap Ag Verfahren und System zur Durchführung eines Abgleichs unauffindbarer Geheimnisse

Also Published As

Publication number Publication date
EP2023528B1 (de) 2009-09-30
US7945044B2 (en) 2011-05-17
ATE444618T1 (de) 2009-10-15
EP2023528A1 (de) 2009-02-11
US20090049517A1 (en) 2009-02-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition