DK1686720T3 - Blokkrypteringsanordning og blokkrypteringsfremgangsmåde, der indbefatter planlægning af en nögle med variabel længde - Google Patents

Blokkrypteringsanordning og blokkrypteringsfremgangsmåde, der indbefatter planlægning af en nögle med variabel længde

Info

Publication number
DK1686720T3
DK1686720T3 DK06010074T DK06010074T DK1686720T3 DK 1686720 T3 DK1686720 T3 DK 1686720T3 DK 06010074 T DK06010074 T DK 06010074T DK 06010074 T DK06010074 T DK 06010074T DK 1686720 T3 DK1686720 T3 DK 1686720T3
Authority
DK
Denmark
Prior art keywords
block encryption
method including
variable length
data transformation
unit
Prior art date
Application number
DK06010074T
Other languages
English (en)
Inventor
Mitsuru Matsui
Toshio Tokita
Junko Nakajima
Masayuki Kanda
Shiho Moriai
Kazumaro Aoki
Original Assignee
Mitsubishi Electric Corp
Nippon Telegraph & Telephone
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 Mitsubishi Electric Corp, Nippon Telegraph & Telephone filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DK1686720T3 publication Critical patent/DK1686720T3/da

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • 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
    • H04L2209/122—Hardware reduction or efficient architectures
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Facsimile Transmission Control (AREA)
  • Slot Machines And Peripheral Devices (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Studio Circuits (AREA)
  • Prostheses (AREA)
  • Complex Calculations (AREA)
  • Burglar Alarm Systems (AREA)
  • Materials For Medical Uses (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Communication Control (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Lock And Its Accessories (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Document Processing Apparatus (AREA)
DK06010074T 2000-03-09 2001-03-08 Blokkrypteringsanordning og blokkrypteringsfremgangsmåde, der indbefatter planlægning af en nögle med variabel længde DK1686720T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000064614 2000-03-09
PCT/JP2001/001796 WO2001067425A1 (fr) 2000-03-09 2001-03-08 Systeme de chiffrage de blocs utilisant la conversion auxiliaire

Publications (1)

Publication Number Publication Date
DK1686720T3 true DK1686720T3 (da) 2009-07-20

Family

ID=18584290

Family Applications (7)

Application Number Title Priority Date Filing Date
DK06010077T DK1689114T3 (da) 2000-03-09 2001-03-08 Blokchiffer-apparat, hvortil der anvendes hj lpetransformation
DK06010075.7T DK1686721T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning, som anvender hjælpekonvertering
DK01912172.2T DK1193665T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning, som anvender hjælpekonvertering
DK06010078.1T DK1686722T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning og blokkrypteringsfremgangsmåde omfattende rotationsnøgleprogrammering
DK06010074T DK1686720T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsanordning og blokkrypteringsfremgangsmåde, der indbefatter planlægning af en nögle med variabel længde
DK06010076.5T DK1689113T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning, som anvender hjælpekonvertering
DK06010073T DK1686719T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsapparat

Family Applications Before (4)

Application Number Title Priority Date Filing Date
DK06010077T DK1689114T3 (da) 2000-03-09 2001-03-08 Blokchiffer-apparat, hvortil der anvendes hj lpetransformation
DK06010075.7T DK1686721T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning, som anvender hjælpekonvertering
DK01912172.2T DK1193665T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning, som anvender hjælpekonvertering
DK06010078.1T DK1686722T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning og blokkrypteringsfremgangsmåde omfattende rotationsnøgleprogrammering

Family Applications After (2)

Application Number Title Priority Date Filing Date
DK06010076.5T DK1689113T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsindretning, som anvender hjælpekonvertering
DK06010073T DK1686719T3 (da) 2000-03-09 2001-03-08 Blokkrypteringsapparat

Country Status (16)

Country Link
US (5) US7864950B2 (da)
EP (7) EP1686721B1 (da)
JP (3) JP4127472B2 (da)
KR (8) KR100465070B1 (da)
CN (5) CN100557663C (da)
AT (3) ATE431983T1 (da)
AU (5) AU767323B2 (da)
CA (5) CA2373432C (da)
DE (3) DE60137269D1 (da)
DK (7) DK1689114T3 (da)
ES (7) ES2616544T3 (da)
MX (1) MXPA01011323A (da)
NO (1) NO333209B1 (da)
SG (4) SG124293A1 (da)
TW (1) TWI275049B (da)
WO (1) WO2001067425A1 (da)

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Also Published As

Publication number Publication date
DK1686722T3 (da) 2017-02-20
ES2327263T3 (es) 2009-10-27
US20060045265A1 (en) 2006-03-02
CA2449662A1 (en) 2001-09-13
US7760871B2 (en) 2010-07-20
KR20040066870A (ko) 2004-07-27
EP1689113A2 (en) 2006-08-09
KR100465075B1 (ko) 2005-01-13
DE60138773D1 (de) 2009-07-02
CN100557663C (zh) 2009-11-04
SG124291A1 (en) 2006-08-30
SG124292A1 (en) 2006-08-30
EP1686722A1 (en) 2006-08-02
ES2407463T3 (es) 2013-06-12
KR20040066876A (ko) 2004-07-27
EP1686722B1 (en) 2016-12-07
US20060050872A1 (en) 2006-03-09
CN1808526A (zh) 2006-07-26
US20060050874A1 (en) 2006-03-09
EP1193665B1 (en) 2012-02-15
MXPA01011323A (es) 2003-08-01
SG124293A1 (en) 2006-08-30
CN1734527A (zh) 2006-02-15
US7864950B2 (en) 2011-01-04
JP2011018065A (ja) 2011-01-27
US7760870B2 (en) 2010-07-20
EP1686719A1 (en) 2006-08-02
AU2003213318A1 (en) 2003-08-14
AU2003213312A1 (en) 2003-08-14
ATE419692T1 (de) 2009-01-15
SG124294A1 (en) 2006-08-30
ES2319560T3 (es) 2009-05-08
ES2382454T3 (es) 2012-06-08
DK1686721T3 (da) 2013-03-25
EP1686721B1 (en) 2013-03-06
CA2449672A1 (en) 2001-09-13
ES2616544T3 (es) 2017-06-13
DE60139280D1 (de) 2009-08-27
ES2329819T3 (es) 2009-12-01
JP2007041620A (ja) 2007-02-15
AU2003213312C1 (en) 2004-11-25
ES2405942T3 (es) 2013-06-04
NO20015461L (no) 2002-01-07
ATE431983T1 (de) 2009-06-15
US7697684B2 (en) 2010-04-13
KR100449594B1 (ko) 2004-09-22
EP1193665A1 (en) 2002-04-03
AU2003213312B2 (en) 2004-03-25
EP1686721A1 (en) 2006-08-02
DK1689114T3 (da) 2009-09-07
JP5242642B2 (ja) 2013-07-24
US20060050873A1 (en) 2006-03-09
CN1364284A (zh) 2002-08-14
KR100465071B1 (ko) 2005-01-13
KR20040066874A (ko) 2004-07-27
AU2003213315B2 (en) 2004-04-01
CN100392688C (zh) 2008-06-04
KR20040066871A (ko) 2004-07-27
KR20040066872A (ko) 2004-07-27
AU4105801A (en) 2001-09-17
US20020159599A1 (en) 2002-10-31
CA2449665A1 (en) 2001-09-13
EP1689114A3 (en) 2006-09-06
EP1193665A4 (en) 2006-06-14
DK1689113T3 (da) 2013-03-25
EP1686720B1 (en) 2009-05-20
DE60137269D1 (de) 2009-02-12
KR20040066875A (ko) 2004-07-27
WO2001067425A1 (fr) 2001-09-13
KR100465074B1 (ko) 2005-01-13
EP1686719B1 (en) 2008-12-31
CA2449669C (en) 2005-02-15
CN1734526A (zh) 2006-02-15
CN1737880A (zh) 2006-02-22
EP1686720A1 (en) 2006-08-02
KR100465072B1 (ko) 2005-01-13
US7822196B2 (en) 2010-10-26
KR100468338B1 (ko) 2005-01-28
KR100465073B1 (ko) 2005-01-13
CA2373432A1 (en) 2001-09-13
CA2449672C (en) 2005-05-17
KR100465070B1 (ko) 2005-01-13
AU2003213318B2 (en) 2004-07-15
DK1193665T3 (da) 2012-04-02
CA2373432C (en) 2005-02-08
AU767323B2 (en) 2003-11-06
JP4127472B2 (ja) 2008-07-30
JP4598744B2 (ja) 2010-12-15
CN1734526B (zh) 2013-09-18
EP1689114A2 (en) 2006-08-09
EP1193665B8 (en) 2012-07-11
CA2449665C (en) 2005-06-21
EP1689114B1 (en) 2009-07-15
EP1689113A3 (en) 2006-08-30
AU2003213317B2 (en) 2004-04-01
TWI275049B (en) 2007-03-01
ATE545991T1 (de) 2012-03-15
AU2003213317A1 (en) 2003-08-14
CN100583192C (zh) 2010-01-20
DK1686719T3 (da) 2009-03-30
CN1734527B (zh) 2011-04-06
EP1689113B1 (en) 2013-03-06
KR20040066877A (ko) 2004-07-27
AU2003213315A1 (en) 2003-08-14
CA2449662C (en) 2004-08-17
KR20020016624A (ko) 2002-03-04
CA2449669A1 (en) 2001-09-13
NO20015461D0 (no) 2001-11-08
NO333209B1 (no) 2013-04-08

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