DE60222052D1 - Verschlüsselung gesichert gegen Angriffe durch die Analyse der Leistungsaufnahme (DPA) - Google Patents

Verschlüsselung gesichert gegen Angriffe durch die Analyse der Leistungsaufnahme (DPA)

Info

Publication number
DE60222052D1
DE60222052D1 DE60222052T DE60222052T DE60222052D1 DE 60222052 D1 DE60222052 D1 DE 60222052D1 DE 60222052 T DE60222052 T DE 60222052T DE 60222052 T DE60222052 T DE 60222052T DE 60222052 D1 DE60222052 D1 DE 60222052D1
Authority
DE
Germany
Prior art keywords
dpa
analysis
power consumption
secured against
against attacks
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
DE60222052T
Other languages
English (en)
Other versions
DE60222052T2 (de
Inventor
Koichi Ito
Masahiko Takenaka
Naoya Torii
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE60222052D1 publication Critical patent/DE60222052D1/de
Application granted granted Critical
Publication of DE60222052T2 publication Critical patent/DE60222052T2/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
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • H04L9/003—Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • 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
    • 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
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
DE60222052T 2001-06-13 2002-01-25 Verschlüsselung gesichert gegen Angriffe durch die Analyse der Leistungsaufnahme (DPA) Expired - Lifetime DE60222052T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001178407A JP4596686B2 (ja) 2001-06-13 2001-06-13 Ｄｐａに対して安全な暗号化
JP2001178407 2001-06-13

Publications (2)

Publication Number Publication Date
DE60222052D1 true DE60222052D1 (de) 2007-10-11
DE60222052T2 DE60222052T2 (de) 2008-05-21

Family

ID=19019110

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60222052T Expired - Lifetime DE60222052T2 (de) 2001-06-13 2002-01-25 Verschlüsselung gesichert gegen Angriffe durch die Analyse der Leistungsaufnahme (DPA)

Country Status (4)

Country Link
US (1) US7386130B2 (de)
EP (2) EP1772985A1 (de)
JP (1) JP4596686B2 (de)
DE (1) DE60222052T2 (de)

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Also Published As

Publication number Publication date
JP4596686B2 (ja) 2010-12-08
EP1267514A2 (de) 2002-12-18
JP2002366029A (ja) 2002-12-20
US20030048903A1 (en) 2003-03-13
EP1267514B1 (de) 2007-08-29
US7386130B2 (en) 2008-06-10
EP1267514A3 (de) 2003-11-05
EP1772985A1 (de) 2007-04-11
EP1267514A9 (de) 2003-05-21
DE60222052T2 (de) 2008-05-21

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