DE60305781D1 - Verschlüsselung des Inhalts eines ausserhalb eines Prozessors angeordneten Speichers - Google Patents

Verschlüsselung des Inhalts eines ausserhalb eines Prozessors angeordneten Speichers

Info

Publication number
DE60305781D1
DE60305781D1 DE60305781T DE60305781T DE60305781D1 DE 60305781 D1 DE60305781 D1 DE 60305781D1 DE 60305781 T DE60305781 T DE 60305781T DE 60305781 T DE60305781 T DE 60305781T DE 60305781 D1 DE60305781 D1 DE 60305781D1
Authority
DE
Germany
Prior art keywords
encrypting
processor
content
located outside
memory located
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
DE60305781T
Other languages
English (en)
Other versions
DE60305781T2 (de
Inventor
Stephen Courcambeck
Claude Anguille
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.)
STMicroelectronics SA
Original Assignee
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Publication of DE60305781D1 publication Critical patent/DE60305781D1/de
Application granted granted Critical
Publication of DE60305781T2 publication Critical patent/DE60305781T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting 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
    • G06F21/72—Protecting 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
    • 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
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • 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
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
DE60305781T 2002-04-19 2003-04-17 Verschlüsselung des Inhalts eines ausserhalb eines Prozessors angeordneten Speichers Expired - Lifetime DE60305781T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0204918A FR2838894A1 (fr) 2002-04-19 2002-04-19 Chiffrement du contenu d'une memoire externe a un processeur
FR0204918 2002-04-19

Publications (2)

Publication Number Publication Date
DE60305781D1 true DE60305781D1 (de) 2006-07-20
DE60305781T2 DE60305781T2 (de) 2007-05-16

Family

ID=28459925

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60305781T Expired - Lifetime DE60305781T2 (de) 2002-04-19 2003-04-17 Verschlüsselung des Inhalts eines ausserhalb eines Prozessors angeordneten Speichers

Country Status (4)

Country Link
US (1) US7333613B2 (de)
EP (1) EP1355446B1 (de)
DE (1) DE60305781T2 (de)
FR (1) FR2838894A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1617586B1 (de) * 2004-07-06 2008-09-03 Proton World International N.V. Stromverschlüsselung des Inhalts eines Speichers, welcher ausserhalb eines Prozessors angeordnet ist
EP1615369A1 (de) * 2004-07-06 2006-01-11 Proton World International N.V. Blockverschlüsselung des Inhalts eines ausserhalb eines Prozessors angeordneten Speichers
JP2006191509A (ja) * 2005-01-07 2006-07-20 N-Crypt Inc 通信システム、通信方法
JP2006191508A (ja) * 2005-01-07 2006-07-20 N-Crypt Inc 通信システム、通信方法
EP1849117A1 (de) * 2005-02-11 2007-10-31 Universal Data Protection Corporation Verfahren und system für mikroprozessor-datensicherheit
US8990582B2 (en) * 2010-05-27 2015-03-24 Cisco Technology, Inc. Virtual machine memory compartmentalization in multi-core architectures
US8756434B2 (en) * 2011-04-08 2014-06-17 Apple Inc. System and method for executing an encrypted binary from a memory pool
JP5875441B2 (ja) * 2012-03-29 2016-03-02 インターナショナル・ビジネス・マシーンズ・コーポレーションＩｎｔｅｒｎａｔｉｏｎａｌ Ｂｕｓｉｎｅｓｓ Ｍａｃｈｉｎｅｓ Ｃｏｒｐｏｒａｔｉｏｎ データを暗号化する装置及び方法
KR20190075363A (ko) * 2017-12-21 2019-07-01 삼성전자주식회사 반도체 메모리 장치, 이를 포함하는 메모리 시스템 및 메모리 모듈
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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322576A (en) * 1979-12-28 1982-03-30 Racal-Milgo, Inc. Message format for secure communication over data links
JPS63287882A (ja) * 1987-05-20 1988-11-24 株式会社日立製作所 暗号装置
NL9301784A (nl) * 1993-10-14 1995-05-01 Irdeto Bv Systeem voor het versleutelen en ontsleutelen van digitale informatie.
US5438622A (en) * 1994-01-21 1995-08-01 Apple Computer, Inc. Method and apparatus for improving the security of an electronic codebook encryption scheme utilizing an offset in the pseudorandom sequence
JPH08305558A (ja) * 1995-04-27 1996-11-22 Casio Comput Co Ltd 暗号化プログラム演算装置
US5825878A (en) * 1996-09-20 1998-10-20 Vlsi Technology, Inc. Secure memory management unit for microprocessor

Also Published As

Publication number Publication date
US7333613B2 (en) 2008-02-19
US20030198344A1 (en) 2003-10-23
DE60305781T2 (de) 2007-05-16
EP1355446B1 (de) 2006-06-07
EP1355446A1 (de) 2003-10-22
FR2838894A1 (fr) 2003-10-24

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