NO20006385L - Blokk-chiffere med heltallsmultiplikasjon og dataavhengig og fast antall rotasjoner i hver runde - Google Patents

Blokk-chiffere med heltallsmultiplikasjon og dataavhengig og fast antall rotasjoner i hver runde

Info

Publication number
NO20006385L
NO20006385L NO20006385A NO20006385A NO20006385L NO 20006385 L NO20006385 L NO 20006385L NO 20006385 A NO20006385 A NO 20006385A NO 20006385 A NO20006385 A NO 20006385A NO 20006385 L NO20006385 L NO 20006385L
Authority
NO
Norway
Prior art keywords
integer multiplication
words
intermediate result
word
rotated
Prior art date
Application number
NO20006385A
Other languages
English (en)
Norwegian (no)
Other versions
NO20006385D0 (no
Inventor
Ronald L Rivest
Matthew John Barton Robshaw
Raymond Mark Sidney
Viqun Lisa Yin
Original Assignee
Rsa Data Security Inc
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 Rsa Data Security Inc filed Critical Rsa Data Security Inc
Publication of NO20006385D0 publication Critical patent/NO20006385D0/no
Publication of NO20006385L publication Critical patent/NO20006385L/no

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
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • 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)
  • Storage Device Security (AREA)
NO20006385A 1998-06-15 2000-12-14 Blokk-chiffere med heltallsmultiplikasjon og dataavhengig og fast antall rotasjoner i hver runde NO20006385L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/094,649 US6269163B1 (en) 1998-06-15 1998-06-15 Enhanced block ciphers with data-dependent rotations
PCT/US1999/013358 WO1999066669A2 (fr) 1998-06-15 1999-06-15 Cryptages par blocs ameliores a rotations dependant des donnees

Publications (2)

Publication Number Publication Date
NO20006385D0 NO20006385D0 (no) 2000-12-14
NO20006385L true NO20006385L (no) 2001-02-15

Family

ID=22246358

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20006385A NO20006385L (no) 1998-06-15 2000-12-14 Blokk-chiffere med heltallsmultiplikasjon og dataavhengig og fast antall rotasjoner i hver runde

Country Status (8)

Country Link
US (2) US6269163B1 (fr)
EP (1) EP1090477A2 (fr)
JP (1) JP2002518713A (fr)
AU (1) AU761436B2 (fr)
CA (1) CA2335143A1 (fr)
IL (1) IL140269A0 (fr)
NO (1) NO20006385L (fr)
WO (1) WO1999066669A2 (fr)

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WO1999066669A2 (fr) 1999-12-23
JP2002518713A (ja) 2002-06-25
WO1999066669A3 (fr) 2000-03-09
EP1090477A2 (fr) 2001-04-11
CA2335143A1 (fr) 1999-12-23
AU5542099A (en) 2000-01-05
AU761436B2 (en) 2003-06-05
WO1999066669A9 (fr) 2000-07-06
NO20006385D0 (no) 2000-12-14
US6269163B1 (en) 2001-07-31
US20020025035A1 (en) 2002-02-28

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