NO20055403L - Fremgangsmate for a generere en tilsynelatend tilfeldig rekkefolge - Google Patents

Fremgangsmate for a generere en tilsynelatend tilfeldig rekkefolge

Info

Publication number
NO20055403L
NO20055403L NO20055403A NO20055403A NO20055403L NO 20055403 L NO20055403 L NO 20055403L NO 20055403 A NO20055403 A NO 20055403A NO 20055403 A NO20055403 A NO 20055403A NO 20055403 L NO20055403 L NO 20055403L
Authority
NO
Norway
Prior art keywords
value
generating
applying
master key
substitution
Prior art date
Application number
NO20055403A
Other languages
English (en)
Norwegian (no)
Inventor
Pascal Junod
Serge Vaudenay
Original Assignee
Mediacrypt Ag
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 Mediacrypt Ag filed Critical Mediacrypt Ag
Publication of NO20055403L publication Critical patent/NO20055403L/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
    • 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
    • H04L9/06—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
    • 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
    • H04L2209/20—Manipulating the length of blocks of bits, e.g. padding or block truncation
    • 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)
  • Nonlinear Science (AREA)
  • Storage Device Security (AREA)
  • Image Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Lock And Its Accessories (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
NO20055403A 2003-09-05 2005-11-15 Fremgangsmate for a generere en tilsynelatend tilfeldig rekkefolge NO20055403L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03103307A EP1513285A1 (de) 2003-09-05 2003-09-05 Verfahren zum Erzeugen einer Pseudofallsequenz
PCT/EP2004/052020 WO2005025123A1 (en) 2003-09-05 2004-09-02 Method for generating pseudo-random sequence

Publications (1)

Publication Number Publication Date
NO20055403L true NO20055403L (no) 2005-11-18

Family

ID=34130323

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20055403A NO20055403L (no) 2003-09-05 2005-11-15 Fremgangsmate for a generere en tilsynelatend tilfeldig rekkefolge

Country Status (22)

Country Link
US (1) US7512241B2 (de)
EP (2) EP1513285A1 (de)
JP (1) JP4673857B2 (de)
KR (1) KR101086940B1 (de)
CN (1) CN100574183C (de)
AP (1) AP1949A (de)
AT (1) ATE407493T1 (de)
AU (1) AU2004302919B2 (de)
BR (1) BRPI0411184A (de)
CA (1) CA2525541C (de)
DE (1) DE602004016350D1 (de)
DK (1) DK1661296T3 (de)
EA (1) EA008677B1 (de)
ES (1) ES2314453T3 (de)
HR (1) HRP20080526T3 (de)
IL (1) IL171934A (de)
NO (1) NO20055403L (de)
NZ (1) NZ543948A (de)
PL (1) PL1661296T3 (de)
PT (1) PT1661296E (de)
SI (1) SI1661296T1 (de)
WO (1) WO2005025123A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100622128B1 (ko) * 2004-12-17 2006-09-19 한국전자통신연구원 병렬 처리 축소 키 생성기
US7602906B2 (en) * 2005-08-25 2009-10-13 Microsoft Corporation Cipher for disk encryption
US8145691B2 (en) 2006-02-24 2012-03-27 Novell, Inc. Techniques for random bit generation
WO2011136614A2 (ko) * 2010-04-29 2011-11-03 동국대학교 산학협력단 이산화된 카오스 함수를 이용한 암호 시스템
US9135834B2 (en) * 2013-04-30 2015-09-15 The United Sates of America as represented by the Secretary of the Air Force Apparatus and method to prevent side channel power attacks in advanced encryption standard using floating point operation
US9160523B2 (en) * 2013-04-30 2015-10-13 The United States Of America As Represented By The Secretary Of The Air Force Apparatus and method to prevent side channel power attacks in advanced encryption standard
ES2924347T3 (es) * 2015-03-26 2022-10-06 Nagravision Sa Método y sistema para buscar al menos un dato específico en una unidad de usuario
RU2632119C9 (ru) * 2016-06-02 2017-11-22 Андрей Валерьевич Менячихин Устройство для построения ортоморфизмов, использующее парные разности
US10402169B2 (en) * 2017-07-12 2019-09-03 Dell Products L.P. Method and system of secure random seed generation for a cryptographically secure pseudo-random number generator
US10361627B1 (en) * 2018-09-12 2019-07-23 Texas Instruments Incorporated Reduction of low frequency noise in a discrete spread spectrum timebase
CN110909375B (zh) * 2019-10-12 2022-04-08 浙江工业大学 一种保留分布特征的地址脱敏方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US44651A (en) * 1864-10-11 Improvement in cider-mills
JPH06342257A (ja) * 1993-06-02 1994-12-13 Matsushita Electric Ind Co Ltd 逐次暗号方式
US5404402A (en) * 1993-12-21 1995-04-04 Gi Corporation Clock frequency modulation for secure microprocessors
US5745577A (en) * 1996-07-25 1998-04-28 Northern Telecom Limited Symmetric cryptographic system for data encryption
CA2302784A1 (en) * 1997-09-17 1999-03-25 Frank C. Luyster Improved block cipher method
JPH11224183A (ja) * 1998-02-05 1999-08-17 Toyo Commun Equip Co Ltd 擬似乱数発生装置
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
JP3679936B2 (ja) * 1998-11-27 2005-08-03 東芝ソリューション株式会社 暗復号装置及び記憶媒体
ATE336122T1 (de) * 1998-12-30 2006-09-15 Nokia Corp Verfahren und vorrichtung zur kryptographischen datenverarbeitung
US6578061B1 (en) * 1999-01-19 2003-06-10 Nippon Telegraph And Telephone Corporation Method and apparatus for data permutation/division and recording medium with data permutation/division program recorded thereon
US6763363B1 (en) * 1999-12-02 2004-07-13 Honeywell International Inc. Computer efficient linear feedback shift register
US6804355B1 (en) * 2000-01-06 2004-10-12 Intel Corporation Block cipher for small selectable block sizes
US6891951B2 (en) * 2000-01-21 2005-05-10 Victor Company Of Japan, Ltd. Cryptosystem-related method and apparatus
US20020044651A1 (en) * 2000-05-16 2002-04-18 Tuvell Walter E. Method and apparatus for improving the security of cryptographic ciphers
WO2003101020A1 (en) * 2002-05-23 2003-12-04 Atmel Corporation Advanced encryption standard (aes) hardware cryptographic engine
CN1384621A (zh) * 2002-06-21 2002-12-11 清华大学 量子密钥分配中的加速全效及扩容方法
US7028059B2 (en) * 2002-06-24 2006-04-11 Sun Microsystems, Inc. Apparatus and method for random number generation

Also Published As

Publication number Publication date
CN1813439A (zh) 2006-08-02
EA008677B1 (ru) 2007-06-29
EP1513285A1 (de) 2005-03-09
AU2004302919A1 (en) 2005-03-17
ES2314453T3 (es) 2009-03-16
WO2005025123A1 (en) 2005-03-17
AP2005003444A0 (en) 2005-12-31
AU2004302919B2 (en) 2009-03-05
HK1085592A1 (en) 2006-08-25
BRPI0411184A (pt) 2006-07-25
KR101086940B1 (ko) 2011-11-29
ATE407493T1 (de) 2008-09-15
HRP20080526T3 (hr) 2008-11-30
NZ543948A (en) 2007-08-31
DK1661296T3 (da) 2008-12-08
EA200501622A1 (ru) 2006-08-25
DE602004016350D1 (de) 2008-10-16
CA2525541A1 (en) 2005-03-17
CA2525541C (en) 2013-03-26
JP2007532935A (ja) 2007-11-15
EP1661296A1 (de) 2006-05-31
SI1661296T1 (sl) 2009-02-28
EP1661296B1 (de) 2008-09-03
CN100574183C (zh) 2009-12-23
US7512241B2 (en) 2009-03-31
JP4673857B2 (ja) 2011-04-20
US20050053233A1 (en) 2005-03-10
KR20060119716A (ko) 2006-11-24
IL171934A0 (en) 2006-04-10
IL171934A (en) 2010-11-30
PT1661296E (pt) 2008-10-08
AP1949A (en) 2009-02-05
PL1661296T3 (pl) 2009-02-27

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Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: NAGRAVISION SA, CH

FC2A Withdrawal, rejection or dismissal of laid open patent application