DE69422072T2 - System und Verfahren zur schnellen Verschlüsselung unter Verwendung eines Vielfachschlüsselgenerators - Google Patents

System und Verfahren zur schnellen Verschlüsselung unter Verwendung eines Vielfachschlüsselgenerators

Info

Publication number
DE69422072T2
DE69422072T2 DE69422072T DE69422072T DE69422072T2 DE 69422072 T2 DE69422072 T2 DE 69422072T2 DE 69422072 T DE69422072 T DE 69422072T DE 69422072 T DE69422072 T DE 69422072T DE 69422072 T2 DE69422072 T2 DE 69422072T2
Authority
DE
Germany
Prior art keywords
key generator
multiple key
fast encryption
encryption
fast
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
DE69422072T
Other languages
English (en)
Other versions
DE69422072D1 (de
Inventor
Mark E Bianco
Gregory L Mayhew
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.)
DirecTV Group Inc
Original Assignee
Hughes Electronics 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 Hughes Electronics Corp filed Critical Hughes Electronics Corp
Publication of DE69422072D1 publication Critical patent/DE69422072D1/de
Application granted granted Critical
Publication of DE69422072T2 publication Critical patent/DE69422072T2/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
    • H04L9/065—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
    • H04L9/0668—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 producing a non-linear pseudorandom sequence
    • 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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • 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
DE69422072T 1993-03-12 1994-03-11 System und Verfahren zur schnellen Verschlüsselung unter Verwendung eines Vielfachschlüsselgenerators Expired - Lifetime DE69422072T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/030,687 US5365588A (en) 1993-03-12 1993-03-12 High speed encryption system and method

Publications (2)

Publication Number Publication Date
DE69422072D1 DE69422072D1 (de) 2000-01-20
DE69422072T2 true DE69422072T2 (de) 2000-04-27

Family

ID=21855484

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422072T Expired - Lifetime DE69422072T2 (de) 1993-03-12 1994-03-11 System und Verfahren zur schnellen Verschlüsselung unter Verwendung eines Vielfachschlüsselgenerators

Country Status (3)

Country Link
US (1) US5365588A (de)
EP (1) EP0615361B1 (de)
DE (1) DE69422072T2 (de)

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US7058260B2 (en) * 2002-10-15 2006-06-06 Wave7 Optics, Inc. Reflection suppression for an optical fiber
US20040091106A1 (en) * 2002-11-07 2004-05-13 Moore Frank H. Scrambling of data streams having arbitrary data path widths
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US7702706B2 (en) * 2003-04-08 2010-04-20 St-Ericsson Sa Configurable multi-step linear feedback shift register
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US7747020B2 (en) * 2003-12-04 2010-06-29 Intel Corporation Technique for implementing a security algorithm
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ES2272130B1 (es) * 2004-10-28 2008-03-16 Universidad De Almeria Unidad cifradora/descifradora de mensajes con informacion digital, sistema y metodo de cifrado/descifrado para comunicaciones digitales en tiempo real.
JP4667108B2 (ja) * 2005-04-11 2011-04-06 パナソニック株式会社 データ処理装置
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US8533456B2 (en) 2010-10-07 2013-09-10 King Saud University Accelerating stream cipher operations using single and grid systems
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Also Published As

Publication number Publication date
EP0615361B1 (de) 1999-12-15
EP0615361A1 (de) 1994-09-14
DE69422072D1 (de) 2000-01-20
US5365588A (en) 1994-11-15

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