ATE282915T1 - Vorrichtung zur verschleierung und verschlüsselung - Google Patents

Vorrichtung zur verschleierung und verschlüsselung

Info

Publication number
ATE282915T1
ATE282915T1 AT99916929T AT99916929T ATE282915T1 AT E282915 T1 ATE282915 T1 AT E282915T1 AT 99916929 T AT99916929 T AT 99916929T AT 99916929 T AT99916929 T AT 99916929T AT E282915 T1 ATE282915 T1 AT E282915T1
Authority
AT
Austria
Prior art keywords
block
data sequence
encryption
randomization
output
Prior art date
Application number
AT99916929T
Other languages
English (en)
Inventor
Herrero Angel Jose Ferre
Original Assignee
Herrero Angel Jose Ferre
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 Herrero Angel Jose Ferre filed Critical Herrero Angel Jose Ferre
Application granted granted Critical
Publication of ATE282915T1 publication Critical patent/ATE282915T1/de

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
    • H04L9/065—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
    • 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
AT99916929T 1998-05-07 1999-04-30 Vorrichtung zur verschleierung und verschlüsselung ATE282915T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ES9801037 1998-05-07
ES9801398 1998-06-22
PCT/ES1999/000115 WO1999057845A1 (es) 1998-05-07 1999-04-30 Sistema de aleatorizacion-encriptacion

Publications (1)

Publication Number Publication Date
ATE282915T1 true ATE282915T1 (de) 2004-12-15

Family

ID=26155152

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99916929T ATE282915T1 (de) 1998-05-07 1999-04-30 Vorrichtung zur verschleierung und verschlüsselung

Country Status (6)

Country Link
US (1) US7050580B1 (de)
EP (1) EP1077554B1 (de)
AT (1) ATE282915T1 (de)
AU (1) AU3523799A (de)
DE (1) DE69921984D1 (de)
WO (1) WO1999057845A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7391865B2 (en) * 1999-09-20 2008-06-24 Security First Corporation Secure data parser method and system
JP4787434B2 (ja) * 2001-08-24 2011-10-05 富士通コンポーネント株式会社 暗号化方法、通信システム、データ入力装置
GB2379587B (en) * 2001-09-10 2003-08-20 Simon Alan Spacey A method and apparatus for securing electronic information
CA2922172A1 (en) 2004-10-25 2006-05-04 Security First Corp. Secure data parser method and system
US7797545B2 (en) 2005-09-29 2010-09-14 Research In Motion Limited System and method for registering entities for code signing services
EP1770899B1 (de) * 2005-09-29 2009-01-07 Research In Motion Limited System und Verfahren zum Bereitstellen eines Indikators der Qualität der Zufälligkeit einer von einem Zufallsdatenservice generierten Zufallszahl
US8340289B2 (en) 2005-09-29 2012-12-25 Research In Motion Limited System and method for providing an indication of randomness quality of random number data generated by a random data service
CA2629015A1 (en) * 2005-11-18 2008-05-08 Rick L. Orsini Secure data parser method and system
US8687800B2 (en) * 2006-08-15 2014-04-01 Alcatel Lucent Encryption method for message authentication
AU2007328025B2 (en) * 2006-12-05 2012-08-09 Don Martin Improved tape backup method
AU2008299852B2 (en) 2007-09-14 2014-04-03 Security First Corp. Systems and methods for managing cryptographic keys
BRPI0906863A8 (pt) * 2008-01-07 2018-10-30 Security First Corp sistemas e métodos para proteção de dados com o uso de dispersão chaveada por multifatorial
CA2716335A1 (en) * 2008-02-22 2009-08-27 Stephen C. Bono Systems and methods for secure workgroup management and communication
US8170203B2 (en) * 2008-12-31 2012-05-01 King Fahd University Of Petroleum & Minerals Message authentication code with elliptic polynomial hopping
CN104079573A (zh) * 2009-05-19 2014-10-01 安全第一公司 用于安全保护云中的数据的系统和方法
JP5650238B2 (ja) 2009-11-25 2015-01-07 セキュリティー ファースト コープ． 移動中のデータをセキュア化するためのシステムおよび方法
US8385541B2 (en) * 2010-02-18 2013-02-26 King Fahd University Of Petroleum And Minerals Method of performing elliptic polynomial cryptography with elliptic polynomial hopping
US8189775B2 (en) * 2010-02-18 2012-05-29 King Fahd University Of Petroleum & Minerals Method of performing cipher block chaining using elliptic polynomial cryptography
CA2795206C (en) 2010-03-31 2014-12-23 Rick L. Orsini Systems and methods for securing data in motion
WO2011150346A2 (en) 2010-05-28 2011-12-01 Laurich Lawrence A Accelerator system for use with secure data storage
EP2619939A2 (de) 2010-09-20 2013-07-31 Rick L. Orsini Systeme und verfahren für sichere gemeinsame datennutzung
IL214743A0 (en) * 2011-08-18 2012-02-29 Nds Ltd Block cipher modes of operation
US10148285B1 (en) 2012-07-25 2018-12-04 Erich Schmitt Abstraction and de-abstraction of a digital data stream
US10554399B2 (en) 2012-12-30 2020-02-04 Audacious Designs, Llc Method and apparatus for encrypting and decrypting data
WO2014105834A1 (en) 2012-12-30 2014-07-03 Feliciano Raymond Richard Method and apparatus for encrypting and decrypting data
AU2014216207A1 (en) 2013-02-13 2015-09-10 Security First Corp. Systems and methods for a cryptographic file system layer
US10795858B1 (en) 2014-02-18 2020-10-06 Erich Schmitt Universal abstraction and de-abstraction of a digital data stream
WO2016081942A2 (en) 2014-11-21 2016-05-26 Security First Corp. Gateway for cloud-based secure storage
TW201919361A (zh) * 2017-11-09 2019-05-16 張英輝 以雜文加強保護之區塊加密及其解密之方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798360A (en) * 1971-06-30 1974-03-19 Ibm Step code ciphering system
US4316055A (en) * 1976-12-30 1982-02-16 International Business Machines Corporation Stream/block cipher crytographic system
JP2683022B2 (ja) * 1988-04-13 1997-11-26 株式会社日立製作所 データ秘匿方式
JP3225440B2 (ja) * 1990-05-18 2001-11-05 アスコム テック エージー デジタル信号ブロックの変換装置およびその使用方法
US5048086A (en) * 1990-07-16 1991-09-10 Hughes Aircraft Company Encryption system based on chaos theory
DE69433257T2 (de) * 1993-07-20 2009-09-10 Canon K.K. Verfahren und Kommunikationssystem unter Verwendung einer Verschlüsselungseinrichtung
US5479513A (en) * 1994-11-18 1995-12-26 Martin Marietta Energy Systems, Inc. Fast and secure encryption-decryption method based on chaotic dynamics
US5673319A (en) * 1995-02-06 1997-09-30 International Business Machines Corporation Block cipher mode of operation for secure, length-preserving encryption
US5796836A (en) * 1995-04-17 1998-08-18 Secure Computing Corporation Scalable key agile cryptography
GB2325123A (en) * 1997-05-08 1998-11-11 Ibm Data encryption/decryption using random numbers
US6128737A (en) * 1998-04-20 2000-10-03 Microsoft Corporation Method and apparatus for producing a message authentication code in a cipher block chaining operation by using linear combinations of an encryption key

Also Published As

Publication number Publication date
DE69921984D1 (de) 2004-12-23
EP1077554A1 (de) 2001-02-21
EP1077554B1 (de) 2004-11-17
US7050580B1 (en) 2006-05-23
AU3523799A (en) 1999-11-23
WO1999057845A1 (es) 1999-11-11

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Legal Events

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