PT1455478E - Processo de codificação de uma palavra com n-dígitos - Google Patents

Processo de codificação de uma palavra com n-dígitos Download PDF

Info

Publication number
PT1455478E
PT1455478E PT04100189T PT04100189T PT1455478E PT 1455478 E PT1455478 E PT 1455478E PT 04100189 T PT04100189 T PT 04100189T PT 04100189 T PT04100189 T PT 04100189T PT 1455478 E PT1455478 E PT 1455478E
Authority
PT
Portugal
Prior art keywords
word
encryption
digit word
binary
function
Prior art date
Application number
PT04100189T
Other languages
English (en)
Inventor
Jean-Philippe Wary
Original Assignee
Sfr 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 Sfr Sa filed Critical Sfr Sa
Publication of PT1455478E publication Critical patent/PT1455478E/pt

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
    • H04L2209/08—Randomization, e.g. dummy operations or using noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PT04100189T 2003-02-27 2004-01-21 Processo de codificação de uma palavra com n-dígitos PT1455478E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0350038A FR2851862B1 (fr) 2003-02-27 2003-02-27 Procede de generation d'une permutation pseudo-aleatoire d'un mot comportant n digits

Publications (1)

Publication Number Publication Date
PT1455478E true PT1455478E (pt) 2009-01-02

Family

ID=32799793

Family Applications (1)

Application Number Title Priority Date Filing Date
PT04100189T PT1455478E (pt) 2003-02-27 2004-01-21 Processo de codificação de uma palavra com n-dígitos

Country Status (10)

Country Link
US (1) US20040208321A1 (pt)
EP (1) EP1455478B1 (pt)
JP (1) JP2004258667A (pt)
CN (1) CN1536810A (pt)
AT (1) ATE407492T1 (pt)
DE (1) DE602004016236D1 (pt)
DK (1) DK1455478T3 (pt)
ES (1) ES2312922T3 (pt)
FR (1) FR2851862B1 (pt)
PT (1) PT1455478E (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050182946A1 (en) * 2004-02-13 2005-08-18 Will Shatford Fast hashing function for pseudo-random generator
US7760874B2 (en) 2004-07-14 2010-07-20 Broadcom Corporation Method and system for implementing FI function in KASUMI algorithm for accelerating cryptography in GSM/GPRS/EDGE compliant handsets
US20060013387A1 (en) * 2004-07-14 2006-01-19 Ruei-Shiang Suen Method and system for implementing KASUMI algorithm for accelerating cryptography in GSM/GPRS/EDGE compliant handsets
US7688972B2 (en) 2004-07-14 2010-03-30 Broadcom Corporation Method and system for implementing FO function in KASUMI algorithm for accelerating cryptography in GSM (global system for mobile communication)GPRS (general packet radio service)edge(enhanced data rate for GSM evolution) compliant handsets
US20060037995A1 (en) * 2004-08-20 2006-02-23 Texas Instruments Incorporated Heatslug to leadframe attachment
US7627115B2 (en) 2004-08-23 2009-12-01 Broadcom Corporation Method and system for implementing the GEA3 encryption algorithm for GPRS compliant handsets
JP2007199156A (ja) * 2006-01-24 2007-08-09 Sony Corp 暗号処理装置、暗号処理装置製造装置、および方法、並びにコンピュータ・プログラム
US8295250B2 (en) * 2006-07-24 2012-10-23 Qualcomm Incorporated Code interleaving for a structured code
JP4882598B2 (ja) * 2006-07-28 2012-02-22 ソニー株式会社 暗号処理装置、暗号処理アルゴリズム構築方法、および暗号処理方法、並びにコンピュータ・プログラム
JP5023624B2 (ja) * 2006-09-01 2012-09-12 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
JP4967544B2 (ja) * 2006-09-01 2012-07-04 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
WO2008053650A1 (en) * 2006-10-30 2008-05-08 Nec Corporation Common key block encrypting device, its method, its program, and recording medium
FR2927497B1 (fr) * 2008-02-07 2010-02-12 Alcatel Lucent Dispositif de conversion bidirectionnelle d'identifiants de communication en adresses de communication pour l'interfonctionnement entre reseaux de types differents.
CN103595539B (zh) * 2013-11-26 2016-08-24 南开大学 保留格式的数值型个人识别信息的加密方法
WO2017068468A1 (en) * 2015-10-21 2017-04-27 Atul JINDAL System and method for customer engagement and reward computation
GB2570015B (en) * 2018-06-29 2020-03-11 Txtnation Holdings Ltd Improved gateway system and method
GB2581266B (en) * 2018-06-29 2021-08-25 Txtnation Holdings Ltd Improved gateway system and method
FR3084760A1 (fr) 2018-08-03 2020-02-07 Commissariat A L'energie Atomique Et Aux Energies Alternatives Generateur d'une permutation pseudo-aleatoire

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB762284A (en) * 1954-01-07 1956-11-28 Nat Res Dev Digital encoders and decoders
FR1205568A (fr) * 1957-05-14 1960-02-03 Ibm Dispositifs à superconduction traitant des informations et utilisant des écrans magnétiques
US3071739A (en) * 1961-04-21 1963-01-01 Bell Telephone Labor Inc Digital phase equalizer, automatically operative, in accordance with time-inverted impulse response of the transmission circuit
US3358083A (en) * 1964-07-28 1967-12-12 Bell Telephone Labor Inc Time-division multiplex digital transmission arrangement employing a linear digital filter
BE771162A (fr) * 1970-08-17 1972-02-11 Automatisme Cie Gle Systeme de localisation de mobiles sur une trajectoire donnee
US3740725A (en) * 1971-06-16 1973-06-19 Nasa Automated attendance accounting system
US3956615A (en) * 1974-06-25 1976-05-11 Ibm Corporation Transaction execution system with secure data storage and communications
US4183096A (en) * 1978-05-25 1980-01-08 Bell Telephone Laboratories, Incorporated Self checking dynamic memory system
US4195350A (en) * 1978-06-19 1980-03-25 Cbs Inc. Method and apparatus for eliminating deadband in digital recursive filters
US4785290A (en) * 1980-06-23 1988-11-15 Light Signatures, Inc. Non-counterfeitable document system
DE3400665A1 (de) * 1984-01-11 1985-07-18 Robert Bosch Gmbh, 7000 Stuttgart Differentielles pulscodemodulationssystem
US6614914B1 (en) * 1995-05-08 2003-09-02 Digimarc Corporation Watermark embedder and reader
KR0156152B1 (ko) * 1995-05-12 1998-11-16 구본준 최대값 선택회로
CA2164768C (en) * 1995-12-08 2001-01-23 Carlisle Michael Adams Constructing symmetric ciphers using the cast design procedure
CA2173688C (en) * 1996-04-09 2000-01-18 Hideo Shimizu Encryption apparatus and method capable of controlling encryption process in accordance with an internal state
US6031911A (en) * 1996-07-18 2000-02-29 Entrust Technologies, Ltd. Practical S box design
US5802054A (en) * 1996-08-15 1998-09-01 3Com Corporation Atomic network switch with integrated circuit switch nodes
US5913203A (en) * 1996-10-03 1999-06-15 Jaesent Inc. System and method for pseudo cash transactions
US5949884A (en) * 1996-11-07 1999-09-07 Entrust Technologies, Ltd. Design principles of the shade cipher
US6182216B1 (en) * 1997-09-17 2001-01-30 Frank C. Luyster Block cipher method
US6189095B1 (en) * 1998-06-05 2001-02-13 International Business Machines Corporation Symmetric block cipher using multiple stages with modified type-1 and type-3 feistel networks
JP2000066587A (ja) * 1998-08-24 2000-03-03 Toshiba Corp データ処理装置及び通信システム並びに記録媒体
IL132898A (en) * 1999-11-11 2009-09-01 Nds Ltd System for bitstream generation
AU2086301A (en) * 1999-12-10 2001-06-18 Auripay, Inc. Method and apparatus for improved financial instrument processing
WO2001050428A1 (en) * 2000-01-05 2001-07-12 Colin Mitchell Method and apparatus for authenticating financial transactions
AU2002214613A1 (en) * 2000-11-08 2002-05-21 Digimarc Corporation Content authentication and recovery using digital watermarks
WO2002084879A2 (en) * 2001-04-13 2002-10-24 The Code Coproration System and method for encoding and decoding data and references to data in machine-readable graphical codes
CA2449171C (en) * 2001-06-06 2009-08-11 Spectra Systems Corporation Marking and authenticating articles
JP2003122726A (ja) * 2001-06-07 2003-04-25 Hitachi Ltd コンテンツ制御方法及びその実施装置並びにその処理プログラム
US6889349B2 (en) * 2001-08-22 2005-05-03 Hewlett-Packard Development Company, L.P. Digital event sampling circuit and method
US7236592B2 (en) * 2002-02-01 2007-06-26 International Business Machines Corporation Efficient stream cipher system and method
US7221756B2 (en) * 2002-03-28 2007-05-22 Lucent Technologies Inc. Constructions of variable input length cryptographic primitives for high efficiency and high security
US20030200489A1 (en) * 2002-04-18 2003-10-23 Laszlo Hars Secure method of and system for rewarding customers
US7082449B2 (en) * 2002-05-03 2006-07-25 Sun Microsystems, Inc. Method and apparatus for generating pseudo-random numbers
US7248696B2 (en) * 2002-09-12 2007-07-24 International Business Machines Corporation Dynamic system bus encryption using improved differential transitional encoding
JP4141775B2 (ja) * 2002-09-20 2008-08-27 株式会社ルネサステクノロジ 半導体集積回路装置

Also Published As

Publication number Publication date
FR2851862A1 (fr) 2004-09-03
EP1455478A1 (fr) 2004-09-08
US20040208321A1 (en) 2004-10-21
DE602004016236D1 (de) 2008-10-16
EP1455478B1 (fr) 2008-09-03
ES2312922T3 (es) 2009-03-01
DK1455478T3 (da) 2008-12-15
CN1536810A (zh) 2004-10-13
JP2004258667A (ja) 2004-09-16
FR2851862B1 (fr) 2006-12-29
ATE407492T1 (de) 2008-09-15

Similar Documents

Publication Publication Date Title
PT1455478E (pt) Processo de codificação de uma palavra com n-dígitos
NZ336414A (en) Method of combining serial keystream output to produce encrypted bit stream using pseudorandom permutation and replacing byte(s) of serial keystream
CA2118826A1 (en) Hardware Arrangement for Enciphering Bit Blocks While Renewing a Key at Each Iteration
MY125798A (en) Data encryption apparatus using odd number of shift-rotations and method
WO2004002057A3 (en) Round key generation for aes rijndael block cipher
WO2009134937A3 (en) Format-preserving cryptographic systems
CA2316636A1 (en) Encryption method, encryption apparatus, decryption method, and decryption apparatus
JP2004505289A5 (pt)
SG165174A1 (en) Method of authenticating a consumable
CA2505338A1 (en) Method of generating a stream cipher using multiple keys
WO2005013180A3 (en) Digital authentication over acoustic channel
JP5542896B2 (ja) 低電力暗号化装置および方法
WO2008114829A1 (ja) 暗号装置、復号装置、暗号プログラム、復号プログラム、及び記録媒体
WO2003019855A8 (en) Method and apparatus for increasing the accuracy and speed of correlation attacks
GB0302651D0 (en) Encryption systems
GB2392806A (en) Public key cryptosystem using finite non abelian groups
WO2003042813A3 (fr) Procede pour generer des nombres aleatoires
RU2003131278A (ru) Способ шифрования данных
WO2020008446A3 (en) A system and method for encryption and decryption of text
James et al. An audio encryption technique based on LFSR based alternating step generator
WO2002011359A3 (en) Method of encryption
WO2003096608A1 (fr) Procede de transmission de donnees et dispositif de transmission de donnees
CN114741712A (zh) 一种基于分层置乱的汉字加密方法
CZ296186B6 (cs) Zpusob kryptografické konverze binárních datovýchbloku
CN101216868A (zh) 一种应用混沌密码流加密的方法和系统