FR2980607B1 - Procede de derivation de cles dans un circuit integre - Google Patents

Procede de derivation de cles dans un circuit integre

Info

Publication number
FR2980607B1
FR2980607B1 FR1158595A FR1158595A FR2980607B1 FR 2980607 B1 FR2980607 B1 FR 2980607B1 FR 1158595 A FR1158595 A FR 1158595A FR 1158595 A FR1158595 A FR 1158595A FR 2980607 B1 FR2980607 B1 FR 2980607B1
Authority
FR
France
Prior art keywords
integrated circuit
key derivation
derivation method
key
integrated
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 - Fee Related
Application number
FR1158595A
Other languages
English (en)
Other versions
FR2980607A1 (fr
Inventor
Joan Daemen
Jean-Louis Modave
Michel Dawirs
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.)
Proton World International NV
Original Assignee
Proton World International NV
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 Proton World International NV filed Critical Proton World International NV
Priority to FR1158595A priority Critical patent/FR2980607B1/fr
Priority to US13/615,251 priority patent/US8964975B2/en
Publication of FR2980607A1 publication Critical patent/FR2980607A1/fr
Application granted granted Critical
Publication of FR2980607B1 publication Critical patent/FR2980607B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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
FR1158595A 2011-09-27 2011-09-27 Procede de derivation de cles dans un circuit integre Expired - Fee Related FR2980607B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1158595A FR2980607B1 (fr) 2011-09-27 2011-09-27 Procede de derivation de cles dans un circuit integre
US13/615,251 US8964975B2 (en) 2011-09-27 2012-09-13 Method of key derivation in an integrated circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1158595A FR2980607B1 (fr) 2011-09-27 2011-09-27 Procede de derivation de cles dans un circuit integre

Publications (2)

Publication Number Publication Date
FR2980607A1 FR2980607A1 (fr) 2013-03-29
FR2980607B1 true FR2980607B1 (fr) 2014-04-25

Family

ID=45094640

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1158595A Expired - Fee Related FR2980607B1 (fr) 2011-09-27 2011-09-27 Procede de derivation de cles dans un circuit integre

Country Status (2)

Country Link
US (1) US8964975B2 (fr)
FR (1) FR2980607B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3027176B1 (fr) * 2014-10-13 2016-12-09 Oberthur Technologies Rejeu d'un batch de commandes securisees dans un canal securise
EP3113501A1 (fr) 2015-06-29 2017-01-04 Nagravision SA Protection de contenu
EP3425867B1 (fr) * 2017-07-05 2021-01-13 Nxp B.V. Dispositifs de communication et procédé associé
DE102017008688A1 (de) * 2017-09-15 2019-03-21 Diehl Metering Systems Gmbh Verfahren zur Datenübertragung
US10841088B2 (en) * 2018-05-10 2020-11-17 Oracle International Corporation Secure credential generation and validation
US11144631B2 (en) * 2018-09-11 2021-10-12 Apple Inc. Dynamic switching between pointer authentication regimes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8704920D0 (en) * 1987-03-03 1987-04-08 Hewlett Packard Co Secure messaging system
US7734052B2 (en) * 2006-09-07 2010-06-08 Motorola, Inc. Method and system for secure processing of authentication key material in an ad hoc wireless network
FR2926382B1 (fr) 2008-01-11 2010-02-26 Proton World Internat Nv Hierarchisation de cles cryptographiques dans un circuit electronique
US8160248B2 (en) * 2009-04-02 2012-04-17 Broadcom Corporation Authenticated mode control
US8386800B2 (en) * 2009-12-04 2013-02-26 Cryptography Research, Inc. Verifiable, leak-resistant encryption and decryption
US8886935B2 (en) * 2010-04-30 2014-11-11 Kabushiki Kaisha Toshiba Key management device, system and method having a rekey mechanism

Also Published As

Publication number Publication date
FR2980607A1 (fr) 2013-03-29
US8964975B2 (en) 2015-02-24
US20130077781A1 (en) 2013-03-28

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