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DE60120117D1 - Vorrichtung und protokoll zum authentifizieren eines verbrauchsgegenstandes - Google Patents

Vorrichtung und protokoll zum authentifizieren eines verbrauchsgegenstandes

Info

Publication number
DE60120117D1
DE60120117D1 DE60120117T DE60120117T DE60120117D1 DE 60120117 D1 DE60120117 D1 DE 60120117D1 DE 60120117 T DE60120117 T DE 60120117T DE 60120117 T DE60120117 T DE 60120117T DE 60120117 D1 DE60120117 D1 DE 60120117D1
Authority
DE
Germany
Prior art keywords
random number
internal
external
encrypts
signature
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.)
Expired - Lifetime
Application number
DE60120117T
Other languages
English (en)
Inventor
Simon Robert Walmsley
Kia Silverbrook
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.)
Silverbrook Research Pty Ltd
Original Assignee
Silverbrook Research Pty Ltd
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
Priority claimed from US09/505,147 external-priority patent/US6816968B1/en
Application filed by Silverbrook Research Pty Ltd filed Critical Silverbrook Research Pty Ltd
Application granted granted Critical
Publication of DE60120117D1 publication Critical patent/DE60120117D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L9/32—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
    • H04L9/3271—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 challenge-response
    • 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
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • 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
    • 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
    • H04L2209/04—Masking or blinding
    • H04L2209/043—Masking or blinding of tables, e.g. lookup, substitution or mapping
    • 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
    • H04L2209/26—Testing cryptographic entity, e.g. testing integrity of encryption key or encryption algorithm

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Automatic Tape Cassette Changers (AREA)
  • Lock And Its Accessories (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
DE60120117T 2000-02-15 2001-02-15 Vorrichtung und protokoll zum authentifizieren eines verbrauchsgegenstandes Expired - Lifetime DE60120117D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/505,147 US6816968B1 (en) 1998-07-10 2000-02-15 Consumable authentication protocol and system
PCT/AU2001/000139 WO2001061917A1 (en) 2000-02-15 2001-02-15 Consumable authentication protocol and system

Publications (1)

Publication Number Publication Date
DE60120117D1 true DE60120117D1 (de) 2006-07-06

Family

ID=24009208

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60120117T Expired - Lifetime DE60120117D1 (de) 2000-02-15 2001-02-15 Vorrichtung und protokoll zum authentifizieren eines verbrauchsgegenstandes

Country Status (8)

Country Link
US (3) US7197642B2 (de)
EP (1) EP1260053B1 (de)
AT (1) ATE328420T1 (de)
AU (1) AU2001231441B2 (de)
CA (1) CA2400220C (de)
DE (1) DE60120117D1 (de)
SG (1) SG127734A1 (de)
WO (1) WO2001061917A1 (de)

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Also Published As

Publication number Publication date
US7197642B2 (en) 2007-03-27
US20030172268A1 (en) 2003-09-11
EP1260053A4 (de) 2004-06-16
ATE328420T1 (de) 2006-06-15
CA2400220C (en) 2013-07-30
SG127734A1 (en) 2006-12-29
WO2001061917A1 (en) 2001-08-23
EP1260053A1 (de) 2002-11-27
AU2001231441B2 (en) 2004-02-05
US7941661B2 (en) 2011-05-10
AU3144101A (en) 2001-08-27
US7757084B2 (en) 2010-07-13
US20100275063A1 (en) 2010-10-28
US20070143623A1 (en) 2007-06-21
CA2400220A1 (en) 2001-08-23
EP1260053B1 (de) 2006-05-31

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8332 No legal effect for de