DE60138083D1 - Verfahren und Vorrichtung zur Ausführung einer kryptographischen Funktion - Google Patents

Verfahren und Vorrichtung zur Ausführung einer kryptographischen Funktion

Info

Publication number
DE60138083D1
DE60138083D1 DE60138083T DE60138083T DE60138083D1 DE 60138083 D1 DE60138083 D1 DE 60138083D1 DE 60138083 T DE60138083 T DE 60138083T DE 60138083 T DE60138083 T DE 60138083T DE 60138083 D1 DE60138083 D1 DE 60138083D1
Authority
DE
Germany
Prior art keywords
cryptographic function
cryptographic
function
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
DE60138083T
Other languages
English (en)
Inventor
Zheng Qi
Mark Buer
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.)
Broadcom Corp
Original Assignee
Broadcom Corp
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 Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of DE60138083D1 publication Critical patent/DE60138083D1/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
    • H04L9/06—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
    • H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI
    • 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
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations
    • 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
    • H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Logic Circuits (AREA)
  • Advance Control (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE60138083T 2000-12-13 2001-11-02 Verfahren und Vorrichtung zur Ausführung einer kryptographischen Funktion Expired - Lifetime DE60138083D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25556200P 2000-12-13 2000-12-13
US09/892,310 US7502463B2 (en) 2000-12-13 2001-06-26 Methods and apparatus for implementing a cryptography engine

Publications (1)

Publication Number Publication Date
DE60138083D1 true DE60138083D1 (de) 2009-05-07

Family

ID=26944779

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60138083T Expired - Lifetime DE60138083D1 (de) 2000-12-13 2001-11-02 Verfahren und Vorrichtung zur Ausführung einer kryptographischen Funktion

Country Status (3)

Country Link
US (1) US7502463B2 (de)
EP (1) EP1215842B1 (de)
DE (1) DE60138083D1 (de)

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US7434043B2 (en) 2002-12-18 2008-10-07 Broadcom Corporation Cryptography accelerator data routing unit
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US7512945B2 (en) * 2003-12-29 2009-03-31 Intel Corporation Method and apparatus for scheduling the processing of commands for execution by cryptographic algorithm cores in a programmable network processor
KR20050087271A (ko) * 2004-02-26 2005-08-31 삼성전자주식회사 가변 키 길이를 가지는 초기 라운드 키에 대응하는 암호라운드 키와 복호 라운드 키를 선택적으로 발생하는 키스케쥴 장치
CN1661958B (zh) * 2004-03-15 2010-04-28 威盛电子股份有限公司 区块密码功能的微处理器及方法
US20060136717A1 (en) 2004-12-20 2006-06-22 Mark Buer System and method for authentication via a proximate device
US8295484B2 (en) * 2004-12-21 2012-10-23 Broadcom Corporation System and method for securing data from a remote input device
US7921301B2 (en) * 2005-05-17 2011-04-05 Dot Hill Systems Corporation Method and apparatus for obscuring data on removable storage devices
US7900022B2 (en) * 2005-12-30 2011-03-01 Intel Corporation Programmable processing unit with an input buffer and output buffer configured to exclusively exchange data with either a shared memory logic or a multiplier based upon a mode instruction
US20070157030A1 (en) * 2005-12-30 2007-07-05 Feghali Wajdi K Cryptographic system component
US7860246B2 (en) * 2006-11-01 2010-12-28 International Business Machines Corporation System and method for protecting data in a secure system
JP5228803B2 (ja) * 2008-10-30 2013-07-03 富士通セミコンダクター株式会社 共通鍵ブロック暗号におけるスワップ回路及び、それを有する暗号化・復号化回路
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Also Published As

Publication number Publication date
US7502463B2 (en) 2009-03-10
EP1215842B1 (de) 2009-03-25
EP1215842A2 (de) 2002-06-19
US20020108048A1 (en) 2002-08-08
EP1215842A3 (de) 2003-10-15

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