DE69906037D1 - Verfahren und Vorrichtung zur Datenverschlüsselung - Google Patents

Verfahren und Vorrichtung zur Datenverschlüsselung

Info

Publication number
DE69906037D1
DE69906037D1 DE69906037T DE69906037T DE69906037D1 DE 69906037 D1 DE69906037 D1 DE 69906037D1 DE 69906037 T DE69906037 T DE 69906037T DE 69906037 T DE69906037 T DE 69906037T DE 69906037 D1 DE69906037 D1 DE 69906037D1
Authority
DE
Germany
Prior art keywords
data encryption
encryption
data
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.)
Expired - Lifetime
Application number
DE69906037T
Other languages
English (en)
Other versions
DE69906037T2 (de
Inventor
Kaoru Yokota
Motoji Ohmori
Atsuko Miyaji
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69906037D1 publication Critical patent/DE69906037D1/de
Application granted granted Critical
Publication of DE69906037T2 publication Critical patent/DE69906037T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L9/0618—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
    • H04L2209/125—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)
  • Storage Device Security (AREA)
  • Executing Machine-Instructions (AREA)
DE69906037T 1999-05-26 1999-12-30 Verfahren und Vorrichtung zur Datenverschlüsselung Expired - Lifetime DE69906037T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14607999 1999-05-26

Publications (2)

Publication Number Publication Date
DE69906037D1 true DE69906037D1 (de) 2003-04-24
DE69906037T2 DE69906037T2 (de) 2003-08-28

Family

ID=15399648

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69906037T Expired - Lifetime DE69906037T2 (de) 1999-05-26 1999-12-30 Verfahren und Vorrichtung zur Datenverschlüsselung

Country Status (9)

Country Link
US (1) US6304657B1 (de)
EP (1) EP1056240B1 (de)
KR (1) KR100349332B1 (de)
CN (1) CN1282324C (de)
BR (1) BRPI0000172B1 (de)
CA (1) CA2298055C (de)
DE (1) DE69906037T2 (de)
MY (1) MY125798A (de)
SG (1) SG85691A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7177421B2 (en) * 2000-04-13 2007-02-13 Broadcom Corporation Authentication engine architecture and method
FR2814009B1 (fr) * 2000-09-14 2003-01-31 Jean Roland Riviere Procede et dispositif de transformation de donnees a caractere convolutif et decalages variables, et systemes les mettant en oeuvre
US7299355B2 (en) * 2001-01-12 2007-11-20 Broadcom Corporation Fast SHA1 implementation
EP1351430B1 (de) * 2002-04-03 2005-10-05 Matsushita Electric Industrial Co., Ltd. Vorrichtung zur Erzeugung eines erweiterten Schlüssels, Verschlüsselungsvorrichtung und Verschlüsselungssystem
US7376235B2 (en) * 2002-04-30 2008-05-20 Microsoft Corporation Methods and systems for frustrating statistical attacks by injecting pseudo data into a data system
US7343011B2 (en) * 2002-07-15 2008-03-11 Conexant, Inc. Secure telecommunications system for wireless local area networks
US7796752B2 (en) * 2002-11-04 2010-09-14 Marvell International Ltd. Cipher implementation
US7346160B2 (en) * 2003-04-23 2008-03-18 Michaelsen David L Randomization-based encryption apparatus and method
US7257225B2 (en) * 2003-12-29 2007-08-14 American Express Travel Related Services Company, Inc. System and method for high speed reversible data encryption
US7526643B2 (en) * 2004-01-08 2009-04-28 Encryption Solutions, Inc. System for transmitting encrypted data
US7752453B2 (en) * 2004-01-08 2010-07-06 Encryption Solutions, Inc. Method of encrypting and transmitting data and system for transmitting encrypted data
US8031865B2 (en) * 2004-01-08 2011-10-04 Encryption Solutions, Inc. Multiple level security system and method for encrypting data within documents
JP4101225B2 (ja) * 2004-10-19 2008-06-18 キヤノン株式会社 電子機器及び情報処理装置及びそれらの制御方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
EP1753116B1 (de) * 2005-07-29 2010-10-06 Infineon Technologies AG Vorrichtung und Verfahren zur Erfassung eines Fehlers in einem Leistungssignal
US8848442B2 (en) * 2006-03-06 2014-09-30 Sandisk Il Ltd. Multi-bit-per-cell flash memory device with non-bijective mapping
US7388781B2 (en) * 2006-03-06 2008-06-17 Sandisk Il Ltd. Multi-bit-per-cell flash memory device with non-bijective mapping
JP4189439B2 (ja) * 2006-06-23 2008-12-03 パナソニック株式会社 暗号処理装置、データ変換方法、データ変換プログラム、記録媒体及び集積回路
CN101237321B (zh) * 2008-02-03 2010-12-08 西北农林科技大学 基于循环队列移位规则的加密方法
KR101438072B1 (ko) * 2010-04-15 2014-09-03 라모트 앳 텔-아비브 유니버시티 리미티드 소거 없는 플래시 메모리의 다중 프로그래밍
US8379847B2 (en) * 2010-06-30 2013-02-19 International Business Machines Corporation Data and control encryption
KR101148560B1 (ko) * 2010-09-01 2012-05-23 중앙대학교 산학협력단 비트 조합 순서를 이용한 암호화 방법 및 장치
KR101312374B1 (ko) * 2011-07-25 2013-09-27 소프트포럼 주식회사 데이터 크기 조정 장치 및 방법
CN104318134B (zh) * 2014-11-05 2017-06-06 北京深思数盾科技股份有限公司 一种数据保护方法
CN105022961B (zh) * 2015-06-29 2018-07-06 北京深思数盾科技股份有限公司 一种计算机数据的保护方法及装置
CN106600788A (zh) * 2016-12-23 2017-04-26 嘉应学院 一种用于密码锁的实现时间数据安全交互的方法
CN110336662B (zh) * 2019-06-06 2022-02-18 平安科技（深圳）有限公司 数字信息加密方法、装置、计算机设备和存储介质
US10637837B1 (en) 2019-11-27 2020-04-28 Marpex, Inc. Method and system to secure human and also internet of things communications through automation of symmetric encryption key management
CN115277192B (zh) * 2022-07-27 2024-01-30 维沃移动通信有限公司 信息加密方法、装置及电子设备
CN115514482A (zh) * 2022-10-11 2022-12-23 深圳市链融科技股份有限公司 基于伪随机数的信息加密方法、装置、设备及介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4255811A (en) * 1975-03-25 1981-03-10 International Business Machines Corporation Key controlled block cipher cryptographic system
DE2658065A1 (de) * 1976-12-22 1978-07-06 Ibm Deutschland Maschinelles chiffrieren und dechiffrieren
US5003597A (en) * 1989-12-21 1991-03-26 Xerox Corporation Method and apparatus for data encryption
US5054067A (en) * 1990-02-21 1991-10-01 General Instrument Corporation Block-cipher cryptographic device based upon a pseudorandom nonlinear sequence generator
US5727062A (en) * 1995-07-06 1998-03-10 Ritter; Terry F. Variable size block ciphers
FR2737370B1 (fr) * 1995-07-27 1997-08-22 Bull Cp8 Procede de communication cryptographique
US5724428A (en) * 1995-11-01 1998-03-03 Rsa Data Security, Inc. Block encryption algorithm with data-dependent rotations

Also Published As

Publication number Publication date
CN1282324C (zh) 2006-10-25
US6304657B1 (en) 2001-10-16
CA2298055A1 (en) 2000-11-26
KR20000076501A (ko) 2000-12-26
EP1056240A1 (de) 2000-11-29
EP1056240B1 (de) 2003-03-19
BRPI0000172B1 (pt) 2015-10-27
MY125798A (en) 2006-08-30
DE69906037T2 (de) 2003-08-28
CA2298055C (en) 2007-07-10
CN1275846A (zh) 2000-12-06
SG85691A1 (en) 2002-01-15
KR100349332B1 (ko) 2002-08-21
BR0000172A (pt) 2001-01-16

Similar Documents

Publication Publication Date Title
DE69906037D1 (de) Verfahren und Vorrichtung zur Datenverschlüsselung
DE69927545D1 (de) Verfahren zur Authentifikation und Datenverarbeitungsvorrichtung
DE69931004D1 (de) Verfahren und Vorrichtung zur Datenverarbeitung
DE69928839D1 (de) Verfahren und vorrichtung zur ausführung von paketdatenübertragung
DE69808809D1 (de) Vorrichtung und verfahren zur datenübermittlung und zum datenempfang
DE60033866D1 (de) Vorrichtung und Verfahren zur Planarisierung
DE60036424D1 (de) Verfahren und Vorrichtung zur Verschlüsselung/entschlüsselung sowie Identifikationssysteme
DE60119410D1 (de) Vorrichtung und Verfahren zur Blockverschlüsselung und zur Entschlüsselung
DE60000380D1 (de) Verfahren und Vorrichtung zur Datenkompression
DE60026253D1 (de) Verfahren und Vorrichtung zur Verschlüsselung eines Dateninhalts
DE69817109D1 (de) Sichere Vorrichtung und Verfahren zur Datensteuerung
DE60008102D1 (de) Verfahren und vorrichtung zur mehrfachsendung
DE60018733D1 (de) Vorrichtung und verfahren zur probenanalyse
DE69933281D1 (de) Verfahren und Vorrichtung zur Mediendatenübertragung
DE60021077D1 (de) Vorrichtung und verfahren zur probenabgabe
DE69936570D1 (de) Verfahren und vorrichtung zur mediendatenübertragung
DE69736148D1 (de) Verfahren und Einrichtung zur Datenverschlüsselung
DE60030658D1 (de) Verfahren und Vorrichtung zur Überprüfung von Gegenständen
DE60037008D1 (de) Verfahren und vorrichtung zur synchronisierung
ATE275779T1 (de) Verfahren und vorrichtung zur aufwärtsplanung
DE60218358D1 (de) Verfahren und Vorrichtung zur Datenübertragung
DE60222365D1 (de) Verfahren und vorrichtung zur datenübertragung
DE50013539D1 (de) Verfahren und Vorrichtung zur Eingabe von Daten
DE60221850D1 (de) Verfahren und vorrichtung zur datenverschlüsselung
DE19983717T1 (de) Vorrichtung und Verfahren zur Ausrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP