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DE602005009439D1 - Stromverschlüsselung des Inhalts eines Speichers, welcher ausserhalb eines Prozessors angeordnet ist - Google Patents

Stromverschlüsselung des Inhalts eines Speichers, welcher ausserhalb eines Prozessors angeordnet ist

Info

Publication number
DE602005009439D1
DE602005009439D1 DE602005009439T DE602005009439T DE602005009439D1 DE 602005009439 D1 DE602005009439 D1 DE 602005009439D1 DE 602005009439 T DE602005009439 T DE 602005009439T DE 602005009439 T DE602005009439 T DE 602005009439T DE 602005009439 D1 DE602005009439 D1 DE 602005009439D1
Authority
DE
Germany
Prior art keywords
memory
contents
processor
located outside
stream encryption
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
DE602005009439T
Other languages
English (en)
Inventor
Joan Daemen
Pierre Guillemin
Claude Anguille
Michel Baedouillet
Pierre-Yvan Liardet
Yannick Teglia
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
STMicroelectronics SA
Original Assignee
Proton World International NV
STMicroelectronics SA
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, STMicroelectronics SA filed Critical Proton World International NV
Publication of DE602005009439D1 publication Critical patent/DE602005009439D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1408—Protection against unauthorised use of memory or access to memory by using cryptography
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • 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)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Microcomputers (AREA)
DE602005009439T 2004-07-06 2005-07-05 Stromverschlüsselung des Inhalts eines Speichers, welcher ausserhalb eines Prozessors angeordnet ist Expired - Lifetime DE602005009439D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0451459 2004-07-06

Publications (1)

Publication Number Publication Date
DE602005009439D1 true DE602005009439D1 (de) 2008-10-16

Family

ID=34947795

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005009439T Expired - Lifetime DE602005009439D1 (de) 2004-07-06 2005-07-05 Stromverschlüsselung des Inhalts eines Speichers, welcher ausserhalb eines Prozessors angeordnet ist

Country Status (4)

Country Link
US (1) US8045712B2 (de)
EP (1) EP1617586B1 (de)
AT (1) ATE407494T1 (de)
DE (1) DE602005009439D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070050642A1 (en) * 2005-08-26 2007-03-01 International Business Machines Corporation Memory control unit with configurable memory encryption
US7342272B2 (en) * 2005-08-31 2008-03-11 Micron Technology, Inc. Flash memory with recessed floating gate
CA2637986C (en) * 2006-01-24 2017-01-10 Pufco, Inc. Signal generator based device security
KR100837270B1 (ko) * 2006-06-07 2008-06-11 삼성전자주식회사 스마트 카드 및 그것의 데이터 보안 방법
DE102007026977B4 (de) * 2006-06-07 2012-03-08 Samsung Electronics Co., Ltd. Kryptographisches System und zugehöriges Betriebsverfahren und Computerprogrammprodukt
US8553877B2 (en) * 2007-10-01 2013-10-08 Blackberry Limited Substitution table masking for cryptographic processes
US8509439B2 (en) * 2007-12-31 2013-08-13 Intel Corporation Assigning nonces for security keys
FR2972588A1 (fr) 2011-03-07 2012-09-14 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
FR2977111A1 (fr) 2011-06-24 2012-12-28 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
KR102208072B1 (ko) 2014-09-01 2021-01-27 삼성전자주식회사 데이터 처리 시스템
US9893881B2 (en) * 2015-06-29 2018-02-13 Intel Corporation Efficient sharing of hardware encryption pipeline for multiple security solutions
US11429751B2 (en) * 2019-07-01 2022-08-30 Rajant Corporation Method and apparatus for encrypting and decrypting data on an integrated circuit

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH607506A5 (de) * 1976-06-01 1978-12-29 Europ Handelsges Anst
US4278837A (en) * 1977-10-31 1981-07-14 Best Robert M Crypto microprocessor for executing enciphered programs
US4465901A (en) * 1979-06-04 1984-08-14 Best Robert M Crypto microprocessor that executes enciphered programs
US4319079A (en) * 1979-09-13 1982-03-09 Best Robert M Crypto microprocessor using block cipher
US6021201A (en) 1997-01-07 2000-02-01 Intel Corporation Method and apparatus for integrated ciphering and hashing
US6061449A (en) * 1997-10-10 2000-05-09 General Instrument Corporation Secure processor with external memory using block chaining and block re-ordering
GB2353191A (en) * 1999-07-09 2001-02-14 Hw Comm Ltd Packet data encryption/decryption
US20020044651A1 (en) * 2000-05-16 2002-04-18 Tuvell Walter E. Method and apparatus for improving the security of cryptographic ciphers
FR2822565B1 (fr) 2001-03-23 2004-09-10 Schlumberger Systems & Service Composant electronique securise
FR2838894A1 (fr) * 2002-04-19 2003-10-24 St Microelectronics Sa Chiffrement du contenu d'une memoire externe a un processeur
US7403620B2 (en) * 2002-07-02 2008-07-22 Stmicroelectronics S.A. Cyphering/decyphering performed by an integrated circuit
US7472285B2 (en) * 2003-06-25 2008-12-30 Intel Corporation Apparatus and method for memory encryption with reduced decryption latency
FR2885709A1 (fr) 2005-05-10 2006-11-17 St Microelectronics Sa Controle d'integrite d'une memoire externe a un processeur

Also Published As

Publication number Publication date
US8045712B2 (en) 2011-10-25
EP1617586B1 (de) 2008-09-03
ATE407494T1 (de) 2008-09-15
US20060008079A1 (en) 2006-01-12
EP1617586A1 (de) 2006-01-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition