HK1087859A1 - Data division method and device using exclusive or calculation - Google Patents

Data division method and device using exclusive or calculation

Info

Publication number
HK1087859A1
HK1087859A1 HK06107913.3A HK06107913A HK1087859A1 HK 1087859 A1 HK1087859 A1 HK 1087859A1 HK 06107913 A HK06107913 A HK 06107913A HK 1087859 A1 HK1087859 A1 HK 1087859A1
Authority
HK
Hong Kong
Prior art keywords
exclusive
calculation
division method
data division
data
Prior art date
Application number
HK06107913.3A
Other languages
English (en)
Inventor
Toshihiko Ogihara
Susumu Nomura
Original Assignee
Ntt Comm Corp
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 Ntt Comm Corp filed Critical Ntt Comm Corp
Publication of HK1087859A1 publication Critical patent/HK1087859A1/xx

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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Complex Calculations (AREA)
HK06107913.3A 2002-12-19 2006-07-14 Data division method and device using exclusive or calculation HK1087859A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002367608 2002-12-19
PCT/JP2003/016389 WO2004057461A2 (fr) 2002-12-19 2003-12-19 Procede et dispositif de division de donnees dans lesquels on utilise un calcul ou exclusif

Publications (1)

Publication Number Publication Date
HK1087859A1 true HK1087859A1 (en) 2006-10-20

Family

ID=32677086

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06107913.3A HK1087859A1 (en) 2002-12-19 2006-07-14 Data division method and device using exclusive or calculation

Country Status (7)

Country Link
US (1) US7616766B2 (fr)
EP (1) EP1576763B1 (fr)
JP (1) JP5194094B2 (fr)
CN (1) CN100563152C (fr)
AU (1) AU2003288758A1 (fr)
HK (1) HK1087859A1 (fr)
WO (1) WO2004057461A2 (fr)

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JP4676695B2 (ja) * 2002-12-19 2011-04-27 エヌ・ティ・ティ・コミュニケーションズ株式会社 データ分割方法、データ分割装置およびコンピュータプログラム
JP4602675B2 (ja) * 2004-02-10 2010-12-22 エヌ・ティ・ティ・コミュニケーションズ株式会社 機密情報管理システム、機密情報管理方法、および機密情報管理プログラム、並びに機密情報管理システム用端末プログラム
US8085938B2 (en) 2004-02-10 2011-12-27 Ntt Communications Corporation Secret information management scheme based on secret sharing scheme
US20050216754A1 (en) * 2004-03-24 2005-09-29 Natan Ehud Method of encrypting digital items delivery through a communication network
EP1825412A1 (fr) 2004-10-25 2007-08-29 Rick L. Orsini Systeme analyseur syntaxique de donnees securise et procede correspondant
JP2008022373A (ja) * 2006-07-13 2008-01-31 Canon Inc 改竄検知情報生成装置、撮像装置、改竄検知情報生成方法、プログラムおよび記憶媒体
EP2053533A4 (fr) * 2006-11-09 2011-03-23 Panasonic Corp Système de détection de falsification, procédé de détection de falsification, programme de détection de falsification, support d'enregistrement, circuit intégré, dispositif de génération d'informations d'authentification et dispositif de détection de fals
JP4917453B2 (ja) * 2007-02-22 2012-04-18 Ｋｄｄｉ株式会社 閾値秘密分散装置、閾値秘密分散方法、秘密情報復元方法およびプログラム
JP4302150B2 (ja) * 2007-03-23 2009-07-22 株式会社東芝 データ処理装置及びプログラム
BRPI1013062A2 (pt) 2009-05-19 2016-04-05 Security First Corp sistemas e métodos para proteger dados na nuvem
CN101882992B (zh) * 2010-06-21 2012-12-12 中国农业大学 门限秘密信息分配、还原方法及装置
ES2584057T3 (es) 2010-08-12 2016-09-23 Security First Corp. Sistema y método de almacenamiento de datos remoto seguro
AU2011291640B2 (en) 2010-08-18 2015-11-12 Security First Corp. Systems and methods for securing virtual machine computing environments
US8538029B2 (en) * 2011-03-24 2013-09-17 Hewlett-Packard Development Company, L.P. Encryption key fragment distribution
US9430655B1 (en) * 2012-12-28 2016-08-30 Emc Corporation Split tokenization
KR101472320B1 (ko) * 2013-05-30 2014-12-12 고려대학교 산학협력단 클라우드 환경에 비밀분산 기법을 이용한 데이터 보호 방법
EP2887575B1 (fr) * 2013-12-18 2020-09-02 Laurenz Vorderwülbecke Procédé et appareil permettant de stocker un fichier de données de façon distribuée
JP6259295B2 (ja) * 2014-01-23 2018-01-10 エヌ・ティ・ティ・コミュニケーションズ株式会社 データ秘匿方法、データ秘匿装置、およびデータ秘匿プログラム
US10031679B2 (en) 2014-11-21 2018-07-24 Security First Corp. Gateway for cloud-based secure storage
US9813232B2 (en) * 2015-03-17 2017-11-07 Cypress Semiconductor Corporation Device and method for resisting non-invasive attacks
US10348490B2 (en) * 2015-12-10 2019-07-09 Ns Solutions Corporation Information processing device, authorization system, information processing method, and recording medium
CN105406966B (zh) * 2015-12-30 2018-11-09 中国农业大学 一种门限秘密信息分配、还原、完整性验证方法及装置
FR3050554B1 (fr) * 2016-04-21 2018-05-18 Institut De Recherche Technologique Systemx Procede d'encodage d'un ensemble de bits
JP6322314B2 (ja) * 2017-03-17 2018-05-09 エヌ・ティ・ティ・コミュニケーションズ株式会社 データ秘匿方法、データ秘匿装置、およびデータ秘匿プログラム
CN107612897A (zh) * 2017-09-07 2018-01-19 唐冬香 一种数据传输方法
WO2020205010A1 (fr) 2019-04-05 2020-10-08 Google Llc Procédé de protection de confidentialité

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JP2000172548A (ja) * 1998-12-11 2000-06-23 Nippon Telegr & Teleph Corp <Ntt> 電子データ管理方法，装置およびそのプログラム記録媒体
JP3560860B2 (ja) * 1999-07-23 2004-09-02 株式会社東芝 秘密分散システム、装置及び記憶媒体
ATE354128T1 (de) * 1999-12-20 2007-03-15 Dainippon Printing Co Ltd Verteilte datenarchivierungsvorrichtung und system
JP2001211153A (ja) * 2000-01-25 2001-08-03 Murata Mach Ltd 秘密鍵生成方法
JP2001290707A (ja) * 2000-04-05 2001-10-19 Kazumi Mochizuki データ処理方法、データ処理プログラムを格納したコンピュータ読取可能な記憶媒体、およびデータ処理装置
JP3724399B2 (ja) * 2001-01-23 2005-12-07 株式会社日立製作所 疑似乱数生成装置またはそれを用いた暗号復号処理装置
JP2002352146A (ja) * 2001-05-22 2002-12-06 Nippon Telegr & Teleph Corp <Ntt> コンテンツ部分課金方法及びシステム及びコンテンツ部分課金プログラム及びコンテンツ部分課金プログラムを格納した記憶媒体
US7787619B2 (en) * 2002-01-29 2010-08-31 Avaya Inc. Method and apparatus for secure key management using multi-threshold secret sharing

Also Published As

Publication number Publication date
US7616766B2 (en) 2009-11-10
CN1726669A (zh) 2006-01-25
AU2003288758A1 (en) 2004-07-14
WO2004057461A2 (fr) 2004-07-08
EP1576763B1 (fr) 2015-09-30
AU2003288758A8 (en) 2004-07-14
EP1576763A2 (fr) 2005-09-21
US20060072744A1 (en) 2006-04-06
JP2011041326A (ja) 2011-02-24
JP5194094B2 (ja) 2013-05-08
CN100563152C (zh) 2009-11-25
WO2004057461A3 (fr) 2005-02-24

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Legal Events

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PE Patent expired

Effective date: 20231218