ATE435538T1 - Speicherung auf einem chip,erzeugung und handhabung eines geheimschlüssels - Google Patents

Speicherung auf einem chip,erzeugung und handhabung eines geheimschlüssels

Info

Publication number
ATE435538T1
ATE435538T1 AT05706457T AT05706457T ATE435538T1 AT E435538 T1 ATE435538 T1 AT E435538T1 AT 05706457 T AT05706457 T AT 05706457T AT 05706457 T AT05706457 T AT 05706457T AT E435538 T1 ATE435538 T1 AT E435538T1
Authority
AT
Austria
Prior art keywords
encryption key
existing
encrypted
encryption
data
Prior art date
Application number
AT05706457T
Other languages
English (en)
Inventor
Herbert A Little
Jerrold Randell
Richard Madter
Ryan Hickey
Andrew Fergusson
Original Assignee
Research In Motion 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
Application filed by Research In Motion Ltd filed Critical Research In Motion Ltd
Application granted granted Critical
Publication of ATE435538T1 publication Critical patent/ATE435538T1/de

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60Protecting data
    • G06F21/64Protecting data integrity, e.g. using checksums, certificates or signatures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/72Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/78Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
    • G06F21/79Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/82Protecting input, output or interconnection devices
    • G06F21/85Protecting input, output or interconnection devices interconnection devices, e.g. bus-connected or in-line devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0863Generation of secret information including derivation or calculation of cryptographic keys or passwords involving passwords or one-time passwords
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0869Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0891Revocation or update of secret information, e.g. encryption key update or rekeying
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0894Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14Protection against unauthorised use of memory or access to memory
    • G06F12/1408Protection against unauthorised use of memory or access to memory by using cryptography
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Mathematical Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Storage Device Security (AREA)
AT05706457T 2004-02-05 2005-02-04 Speicherung auf einem chip,erzeugung und handhabung eines geheimschlüssels ATE435538T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54197204P 2004-02-05 2004-02-05
PCT/CA2005/000135 WO2005076515A1 (en) 2004-02-05 2005-02-04 On-chip storage, creation, and manipulation of an encryption key

Publications (1)

Publication Number Publication Date
ATE435538T1 true ATE435538T1 (de) 2009-07-15

Family

ID=34837535

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05706457T ATE435538T1 (de) 2004-02-05 2005-02-04 Speicherung auf einem chip,erzeugung und handhabung eines geheimschlüssels

Country Status (7)

Country Link
US (2) US8571221B2 (de)
EP (2) EP1658696B1 (de)
AT (1) ATE435538T1 (de)
CA (1) CA2537299C (de)
DE (1) DE602005015178D1 (de)
HK (1) HK1090485A1 (de)
WO (1) WO2005076515A1 (de)

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Also Published As

Publication number Publication date
US8571221B2 (en) 2013-10-29
EP1658696B1 (de) 2009-07-01
US20050232415A1 (en) 2005-10-20
EP1658696A1 (de) 2006-05-24
US20140013124A1 (en) 2014-01-09
EP1658696A4 (de) 2007-02-14
EP2099154A3 (de) 2010-01-27
US9552498B2 (en) 2017-01-24
WO2005076515A1 (en) 2005-08-18
CA2537299C (en) 2011-03-22
HK1090485A1 (en) 2006-12-22
DE602005015178D1 (de) 2009-08-13
CA2537299A1 (en) 2005-08-18
EP2099154A2 (de) 2009-09-09

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