ATE406726T1 - Verfahren und vorrichtung zur speicherung kryptographischer schlüssel, wobei schlüsselserver durch besitz und sichere verteilung gespeicherter schlüssel authentifiziert werden - Google Patents

Verfahren und vorrichtung zur speicherung kryptographischer schlüssel, wobei schlüsselserver durch besitz und sichere verteilung gespeicherter schlüssel authentifiziert werden

Info

Publication number
ATE406726T1
ATE406726T1 AT02721352T AT02721352T ATE406726T1 AT E406726 T1 ATE406726 T1 AT E406726T1 AT 02721352 T AT02721352 T AT 02721352T AT 02721352 T AT02721352 T AT 02721352T AT E406726 T1 ATE406726 T1 AT E406726T1
Authority
AT
Austria
Prior art keywords
key
access
secured
request
keys
Prior art date
Application number
AT02721352T
Other languages
English (en)
Inventor
Robert Allen
Robert Jerdonek
John Wang
Tom Wu
Original Assignee
Arcot Systems Inc
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 Arcot Systems Inc filed Critical Arcot Systems Inc
Application granted granted Critical
Publication of ATE406726T1 publication Critical patent/ATE406726T1/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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • 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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0825—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
    • 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
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • H04L9/0897—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage involving additional devices, e.g. trusted platform module [TPM], smartcard or USB
    • 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
    • H04L9/3226—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 a predetermined code, e.g. password, passphrase or PIN
    • H04L9/3228—One-time or temporary data, i.e. information which is sent for every authentication or authorization, e.g. one-time-password, one-time-token or one-time-key

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Pile Receivers (AREA)
  • Warehouses Or Storage Devices (AREA)
AT02721352T 2001-03-09 2002-03-11 Verfahren und vorrichtung zur speicherung kryptographischer schlüssel, wobei schlüsselserver durch besitz und sichere verteilung gespeicherter schlüssel authentifiziert werden ATE406726T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27445701P 2001-03-09 2001-03-09
US10/093,881 US7711122B2 (en) 2001-03-09 2002-03-08 Method and apparatus for cryptographic key storage wherein key servers are authenticated by possession and secure distribution of stored keys

Publications (1)

Publication Number Publication Date
ATE406726T1 true ATE406726T1 (de) 2008-09-15

Family

ID=26788006

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02721352T ATE406726T1 (de) 2001-03-09 2002-03-11 Verfahren und vorrichtung zur speicherung kryptographischer schlüssel, wobei schlüsselserver durch besitz und sichere verteilung gespeicherter schlüssel authentifiziert werden

Country Status (8)

Country Link
US (3) US7711122B2 (de)
EP (1) EP1374474B1 (de)
JP (1) JP4222834B2 (de)
AT (1) ATE406726T1 (de)
AU (1) AU2002252288A1 (de)
DE (1) DE60228554D1 (de)
HK (1) HK1058270A1 (de)
WO (1) WO2002073861A2 (de)

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* Cited by examiner, † Cited by third party
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US7711122B2 (en) 2010-05-04
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US8290165B2 (en) 2012-10-16
JP4222834B2 (ja) 2009-02-12
AU2002252288A1 (en) 2002-09-24
WO2002073861A2 (en) 2002-09-19
JP2005509305A (ja) 2005-04-07
US20130046985A1 (en) 2013-02-21
WO2002073861A9 (en) 2003-12-24
EP1374474B1 (de) 2008-08-27
HK1058270A1 (en) 2004-05-07
US20100172504A1 (en) 2010-07-08
US8904180B2 (en) 2014-12-02
US20020126850A1 (en) 2002-09-12
EP1374474A2 (de) 2004-01-02
WO2002073861A3 (en) 2003-10-30

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