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AU2001294524A1 - Cascaded stream cipher - Google Patents

Cascaded stream cipher

Info

Publication number
AU2001294524A1
AU2001294524A1 AU2001294524A AU9452401A AU2001294524A1 AU 2001294524 A1 AU2001294524 A1 AU 2001294524A1 AU 2001294524 A AU2001294524 A AU 2001294524A AU 9452401 A AU9452401 A AU 9452401A AU 2001294524 A1 AU2001294524 A1 AU 2001294524A1
Authority
AU
Australia
Prior art keywords
stream cipher
cascaded
cascaded stream
cipher
stream
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.)
Abandoned
Application number
AU2001294524A
Inventor
Ivan Vesely
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2001294524A1 publication Critical patent/AU2001294524A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/58—Random or pseudo-random number generators
    • G06F7/582—Pseudo-random number generators
    • G06F7/584—Pseudo-random number generators using finite field arithmetic, e.g. using a linear feedback shift register
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/58—Random or pseudo-random number generators
    • G06F7/582—Pseudo-random number 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
AU2001294524A 2000-09-07 2001-09-04 Cascaded stream cipher Abandoned AU2001294524A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23083100P 2000-09-07 2000-09-07
US60230831 2000-09-07
PCT/US2001/027464 WO2002021760A1 (en) 2000-09-07 2001-09-04 Cascaded stream cipher

Publications (1)

Publication Number Publication Date
AU2001294524A1 true AU2001294524A1 (en) 2002-03-22

Family

ID=22866739

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001294524A Abandoned AU2001294524A1 (en) 2000-09-07 2001-09-04 Cascaded stream cipher

Country Status (3)

Country Link
US (1) US6961426B2 (en)
AU (1) AU2001294524A1 (en)
WO (1) WO2002021760A1 (en)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6893855B2 (en) 2000-10-13 2005-05-17 Novozymes A/S Subtilase variants
JP4191915B2 (en) * 2001-08-30 2008-12-03 独立行政法人情報通信研究機構 Conversion device, encryption / decryption system, multistage conversion device, program, and information recording medium
JP4491706B2 (en) * 2002-04-19 2010-06-30 ソニー株式会社 Encryption / decryption device and data reception device
US7370212B2 (en) 2003-02-25 2008-05-06 Microsoft Corporation Issuing a publisher use license off-line in a digital rights management (DRM) system
US7097107B1 (en) 2003-04-09 2006-08-29 Mobile-Mind, Inc. Pseudo-random number sequence file for an integrated circuit card
US8438645B2 (en) 2005-04-27 2013-05-07 Microsoft Corporation Secure clock with grace periods
US8725646B2 (en) 2005-04-15 2014-05-13 Microsoft Corporation Output protection levels
US20060265758A1 (en) 2005-05-20 2006-11-23 Microsoft Corporation Extensible media rights
CN100454740C (en) * 2006-02-24 2009-01-21 崇贸科技股份有限公司 Control circuit of power converter with adaptive bias
US7869400B2 (en) * 2006-10-16 2011-01-11 Stmicroelectronics, Inc. Method of inter-system coexistence and spectrum sharing for dynamic spectrum access networks-on-demand spectrum contention
US8254922B2 (en) * 2006-10-16 2012-08-28 Stmicroelectronics, Inc. Zero delay frequency switching with dynamic frequency hopping for cognitive radio based dynamic spectrum access network systems
US8494546B2 (en) * 2006-10-16 2013-07-23 Stmicroelectronics, Inc. Method of inter-system communications dynamic spectrum access network systems-logical control connections
US8781117B2 (en) * 2007-08-29 2014-07-15 Red Hat, Inc. Generating pseudo random bits from polynomials
US8265272B2 (en) * 2007-08-29 2012-09-11 Red Hat, Inc. Method and an apparatus to generate pseudo random bits for a cryptographic key
US8780882B2 (en) * 2008-01-16 2014-07-15 Stmicroelectronics, Inc. On-demand spectrum contention for inter-cell spectrum sharing in cognitive radio networks
US8824432B2 (en) * 2008-01-16 2014-09-02 Stmicroelectronics, Inc. Beaconing period framing for efficient multi-channel inter-cell communications in cognitive radio networks
US8416947B2 (en) 2008-02-21 2013-04-09 Red Hat, Inc. Block cipher using multiplication over a finite field of even characteristic
DE102008010789B4 (en) * 2008-02-22 2010-09-30 Fachhochschule Schmalkalden Method for the access and communication-related random encryption and decryption of data
US7945049B2 (en) * 2008-02-28 2011-05-17 Red Hat, Inc. Stream cipher using multiplication over a finite field of even characteristic
US8560587B2 (en) * 2008-05-22 2013-10-15 Red Hat, Inc. Non-linear mixing of pseudo-random number generator output
US8588412B2 (en) 2008-05-23 2013-11-19 Red Hat, Inc. Mechanism for generating pseudorandom number sequences
US8311222B2 (en) * 2008-08-26 2012-11-13 GlobalFoundries, Inc. Hardware based multi-dimensional encryption
US8358781B2 (en) * 2008-11-30 2013-01-22 Red Hat, Inc. Nonlinear feedback mode for block ciphers
US9660803B2 (en) * 2015-09-15 2017-05-23 Global Risk Advisors Device and method for resonant cryptography
US10552623B1 (en) * 2016-01-28 2020-02-04 Tfor Llc Removing information from data
EP3408747A4 (en) * 2016-01-28 2019-09-18 Tfor LLC ELIMINATION OF INFORMATION PRESENTED IN DATA
CN109478999B (en) * 2016-04-05 2021-12-03 罗之落有限责任公司 Trans-encryption method and apparatus for removing information from data transmitted over a network and stored in a data storage facility
US10680810B2 (en) * 2016-10-26 2020-06-09 Nxp B.V. Method of generating an elliptic curve cryptographic key pair
EP3419212B1 (en) * 2017-06-23 2020-03-11 Vestel Elektronik Sanayi ve Ticaret A.S. Computer implemented method, computer system and computer readable computer program product
US11570157B2 (en) * 2018-10-09 2023-01-31 Tfor Llc Transencrypting method and apparatus for removing information from data transmitted over networks and stored in data storage facilities
US11816228B2 (en) 2020-09-25 2023-11-14 Advanced Micro Devices, Inc. Metadata tweak for channel encryption differentiation
CN115459906A (en) * 2022-08-25 2022-12-09 安徽大学 A parallelization and anti-dynamic degradation method for key stream generator

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1190809A (en) * 1967-06-26 1970-05-06 Ericsson Telefon Ab L M Improvements in and relating to the Generation of a Pulse Code
FR1576416A (en) * 1968-04-10 1969-08-01
US5253294A (en) * 1983-02-22 1993-10-12 At&T Bell Laboratories Secure transmission system
JPH02242327A (en) * 1989-03-15 1990-09-26 Oki Electric Ind Co Ltd Random number generator
CA2150681C (en) * 1992-12-30 1999-09-14 Richard Taylor A method and apparatus for generating a cipher stream
US5365588A (en) * 1993-03-12 1994-11-15 Hughes Aircraft Company High speed encryption system and method
US5414771A (en) * 1993-07-13 1995-05-09 Mrj, Inc. System and method for the creation of random sequences and for the cryptographic protection of communications
US5440640A (en) * 1993-10-05 1995-08-08 Arithmetica, Inc. Multistream encryption system for secure communication
US6078663A (en) * 1995-06-30 2000-06-20 Canon Kabushiki Kaisha Communication apparatus and a communication system
US5784462A (en) * 1995-08-28 1998-07-21 Sanyo Electric Co., Ltd. Digital signal receiver capable of receiving data encrypted and transmitted in online processing
US5675653A (en) * 1995-11-06 1997-10-07 Nelson, Jr.; Douglas Valmore Method and apparatus for digital encryption
JP3086887B2 (en) * 1996-08-08 2000-09-11 株式会社ローレルインテリジェントシステムズ Information transmission method, information transmission method, information reproduction method, and communication device
WO1998007253A1 (en) * 1996-08-16 1998-02-19 Bell Communications Research, Inc. Accelerating public-key cryptography by precomputing randomly generated pairs
US5881226A (en) * 1996-10-28 1999-03-09 Veneklase; Brian J. Computer security system
US6049608A (en) * 1996-12-31 2000-04-11 University Technology Corporation Variable length nonlinear feedback shift registers with dynamically allocated taps
WO1998032070A1 (en) * 1997-01-17 1998-07-23 Picturetel Corporation Pseudo-random number generator exploiting processors having instruction-level parallelism and the use thereof for encryption
US6044388A (en) * 1997-05-15 2000-03-28 International Business Machine Corporation Pseudorandom number generator
US6307940B1 (en) * 1997-06-25 2001-10-23 Canon Kabushiki Kaisha Communication network for encrypting/deciphering communication text while updating encryption key, a communication terminal thereof, and a communication method thereof
FR2788614B1 (en) * 1999-01-18 2001-02-23 St Microelectronics Sa CIRCUIT AND METHOD FOR GENERATING A RANDOM NUMBER
US6775776B1 (en) * 2000-06-27 2004-08-10 Intel Corporation Biometric-based authentication in a nonvolatile memory device
US6792439B2 (en) * 2001-04-13 2004-09-14 Science Applications International Corp. Method and apparatus for generating random numbers with improved statistical properties

Also Published As

Publication number Publication date
US6961426B2 (en) 2005-11-01
WO2002021760A1 (en) 2002-03-14
US20020054679A1 (en) 2002-05-09

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