ZA200602587B - Efficient management of cryptographic key generations - Google Patents

Efficient management of cryptographic key generations Download PDF

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Publication number
ZA200602587B
ZA200602587B ZA200602587A ZA200602587A ZA200602587B ZA 200602587 B ZA200602587 B ZA 200602587B ZA 200602587 A ZA200602587 A ZA 200602587A ZA 200602587 A ZA200602587 A ZA 200602587A ZA 200602587 B ZA200602587 B ZA 200602587B
Authority
ZA
South Africa
Prior art keywords
key
generation
information
older
derivation function
Prior art date
Application number
ZA200602587A
Other languages
English (en)
Inventor
Goeran Selander
Lindholm Fredrik
Nystroem Magnus
Original Assignee
Ericsson Telefon Ab L M
Nystroem Magnus
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 Ericsson Telefon Ab L M, Nystroem Magnus filed Critical Ericsson Telefon Ab L M
Publication of ZA200602587B publication Critical patent/ZA200602587B/en

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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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • 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
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • 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
    • 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
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
ZA200602587A 2003-10-14 2004-10-13 Efficient management of cryptographic key generations ZA200602587B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51015303P 2003-10-14 2003-10-14

Publications (1)

Publication Number Publication Date
ZA200602587B true ZA200602587B (en) 2007-06-27

Family

ID=34465122

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200602587A ZA200602587B (en) 2003-10-14 2004-10-13 Efficient management of cryptographic key generations

Country Status (10)

Country Link
US (1) US20070127719A1 (pt)
EP (1) EP1676281B1 (pt)
JP (1) JP4855940B2 (pt)
KR (1) KR100807926B1 (pt)
CN (1) CN1910848B (pt)
BR (1) BRPI0415314B8 (pt)
CA (1) CA2539879C (pt)
RU (1) RU2351078C2 (pt)
WO (1) WO2005038818A1 (pt)
ZA (1) ZA200602587B (pt)

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Also Published As

Publication number Publication date
RU2351078C2 (ru) 2009-03-27
CN1910848A (zh) 2007-02-07
WO2005038818A1 (en) 2005-04-28
WO2005038818A9 (en) 2005-06-09
BRPI0415314B8 (pt) 2018-05-02
EP1676281A1 (en) 2006-07-05
KR20060084447A (ko) 2006-07-24
CA2539879A1 (en) 2005-04-28
CN1910848B (zh) 2010-06-16
US20070127719A1 (en) 2007-06-07
JP2007508778A (ja) 2007-04-05
EP1676281B1 (en) 2018-03-14
KR100807926B1 (ko) 2008-02-28
CA2539879C (en) 2013-09-24
BRPI0415314B1 (pt) 2018-04-17
JP4855940B2 (ja) 2012-01-18
RU2006116499A (ru) 2007-11-27
BRPI0415314A (pt) 2006-12-05

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