ATE342540T1 - System und verfahren zum verabreiten eines gemeinsamen geheimnisses - Google Patents

System und verfahren zum verabreiten eines gemeinsamen geheimnisses

Info

Publication number
ATE342540T1
ATE342540T1 AT02766681T AT02766681T ATE342540T1 AT E342540 T1 ATE342540 T1 AT E342540T1 AT 02766681 T AT02766681 T AT 02766681T AT 02766681 T AT02766681 T AT 02766681T AT E342540 T1 ATE342540 T1 AT E342540T1
Authority
AT
Austria
Prior art keywords
shares
secret
determining
shared secret
providing
Prior art date
Application number
AT02766681T
Other languages
English (en)
Inventor
William Whyte
Original Assignee
Betrusted Ireland Limtited
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 Betrusted Ireland Limtited filed Critical Betrusted Ireland Limtited
Application granted granted Critical
Publication of ATE342540T1 publication Critical patent/ATE342540T1/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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
    • 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
    • H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Hardware Redundancy (AREA)
  • Communication Control (AREA)
AT02766681T 2001-04-27 2002-04-18 System und verfahren zum verabreiten eines gemeinsamen geheimnisses ATE342540T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE20010423 2001-04-27

Publications (1)

Publication Number Publication Date
ATE342540T1 true ATE342540T1 (de) 2006-11-15

Family

ID=11042774

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02766681T ATE342540T1 (de) 2001-04-27 2002-04-18 System und verfahren zum verabreiten eines gemeinsamen geheimnisses

Country Status (10)

Country Link
US (1) US8718283B2 (de)
EP (1) EP1386215B1 (de)
AT (1) ATE342540T1 (de)
AU (1) AU2002307851A1 (de)
CY (1) CY1107529T1 (de)
DE (1) DE60215332T2 (de)
DK (1) DK1386215T3 (de)
ES (1) ES2278047T3 (de)
PT (1) PT1386215E (de)
WO (1) WO2002088912A2 (de)

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US8842835B2 (en) * 2005-10-27 2014-09-23 Cisco Technology Network security system
US7835978B2 (en) * 2005-12-23 2010-11-16 International Business Machines Corporation Method and system for linking an anonymous electronic trade order to an identity of a trader
EP2039053B1 (de) * 2006-06-30 2018-05-23 Koninklijke Philips N.V. Verfahren und vorrichtung zur verschlüsselung und entschlüsselung von daten
JP4302150B2 (ja) * 2007-03-23 2009-07-22 株式会社東芝 データ処理装置及びプログラム
GB2451505A (en) * 2007-08-01 2009-02-04 Iti Scotland Ltd Key distribution in a network using key shares in a secret sharing scheme
GB0805830D0 (en) * 2008-03-31 2008-04-30 British Telecomm Keys for protecting user access to media
US8862889B2 (en) * 2011-07-02 2014-10-14 Eastcliff LLC Protocol for controlling access to encryption keys
US10742634B1 (en) * 2011-12-27 2020-08-11 Majid Shahbazi Methods for single sign-on (SSO) using optical codes
US9292671B1 (en) * 2012-08-31 2016-03-22 Emc Corporation Multi-server authentication using personalized proactivization
US9230075B1 (en) * 2012-08-31 2016-01-05 Emc Corporation Multi-server authentication using proactivization journaling
US10623386B1 (en) * 2012-09-26 2020-04-14 Pure Storage, Inc. Secret sharing data protection in a storage system
US11032259B1 (en) * 2012-09-26 2021-06-08 Pure Storage, Inc. Data protection in a storage system
US8745415B2 (en) * 2012-09-26 2014-06-03 Pure Storage, Inc. Multi-drive cooperation to generate an encryption key
US9654286B2 (en) * 2013-10-04 2017-05-16 Microsoft Technology Licensing, Llc Content gathering using shared key
US9514326B1 (en) 2013-10-15 2016-12-06 Sandia Corporation Serial interpolation for secure membership testing and matching in a secret-split archive
US11128448B1 (en) 2013-11-06 2021-09-21 Pure Storage, Inc. Quorum-aware secret sharing
US10263770B2 (en) 2013-11-06 2019-04-16 Pure Storage, Inc. Data protection in a storage system using external secrets
US9516016B2 (en) 2013-11-11 2016-12-06 Pure Storage, Inc. Storage array password management
US10623468B1 (en) 2014-05-30 2020-04-14 Mbr Innovations Llc Systems and methods for simultaneous electronic file exchange
US10536269B2 (en) 2015-02-25 2020-01-14 Secret Double Octopus Ltd Method and system for authentication and preserving the integrity of communication, secured by secret sharing
US9648012B1 (en) * 2015-06-26 2017-05-09 EMC IP Holding Company LLC Automatic propagation of password updates on multiple devices
US11057210B1 (en) * 2015-09-30 2021-07-06 Apple Inc. Distribution and recovery of a user secret
US10084596B1 (en) * 2015-12-08 2018-09-25 EMC IP Holding Company LLC Proactivized threshold password-based secret sharing with flexible key rotation
US10476672B2 (en) * 2016-03-14 2019-11-12 Callware Technologies, Inc Fragmented encryption of a secret
SG11201908666VA (en) * 2017-03-21 2019-10-30 Tora Holdings Inc Secure order matching by distributing data and processing across multiple segregated computation nodes
CN109726563B (zh) * 2017-10-31 2020-11-03 创新先进技术有限公司 一种数据统计的方法、装置以及设备
US10826694B2 (en) * 2018-04-23 2020-11-03 International Business Machines Corporation Method for leakage-resilient distributed function evaluation with CPU-enclaves
WO2019236177A1 (en) * 2018-06-05 2019-12-12 Hrl Laboratories, Llc System and asynchronous protocol for verifiable secret sharing
US11444779B2 (en) * 2018-08-02 2022-09-13 Paypal, Inc. Techniques for securing application programming interface requests using multi-party digital signatures

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US5315658B1 (en) 1992-04-20 1995-09-12 Silvio Micali Fair cryptosystems and methods of use
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DE69534192T2 (de) 1994-07-29 2006-02-16 Canon K.K. Verfahren zur gemeinsamen Nutzung einer geheimen Information, zur Erzeugung einer digitalen Unterschrift und zur Ausführung einer Beglaubigung in einem Kommunikationssystem mit mehreren Informationsverarbeitungseinrichtungen und Kommunikationssystem zur Anwendung dieses Verfahrens
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Also Published As

Publication number Publication date
ES2278047T3 (es) 2007-08-01
US8718283B2 (en) 2014-05-06
WO2002088912A2 (en) 2002-11-07
PT1386215E (pt) 2007-01-31
DE60215332T2 (de) 2007-05-24
DE60215332D1 (de) 2006-11-23
CY1107529T1 (el) 2013-03-13
DK1386215T3 (da) 2007-02-12
WO2002088912A3 (en) 2003-11-06
EP1386215B1 (de) 2006-10-11
EP1386215A2 (de) 2004-02-04
US20040117649A1 (en) 2004-06-17
AU2002307851A1 (en) 2002-11-11

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