NO20041765L - Krypteringssystem for datasikkerhet - Google Patents

Krypteringssystem for datasikkerhet

Info

Publication number
NO20041765L
NO20041765L NO20041765A NO20041765A NO20041765L NO 20041765 L NO20041765 L NO 20041765L NO 20041765 A NO20041765 A NO 20041765A NO 20041765 A NO20041765 A NO 20041765A NO 20041765 L NO20041765 L NO 20041765L
Authority
NO
Norway
Prior art keywords
data security
encryption system
encryption
security
data
Prior art date
Application number
NO20041765A
Other languages
English (en)
Inventor
John B Oommen
Luis Rueda
Original Assignee
Compusoft Asa
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 Compusoft Asa filed Critical Compusoft Asa
Publication of NO20041765L publication Critical patent/NO20041765L/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
    • 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
    • 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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • H04L9/0833—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key
    • H04L9/0836—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key using tree structure or hierarchical structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
NO20041765A 2001-09-25 2004-04-22 Krypteringssystem for datasikkerhet NO20041765L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002358048A CA2358048A1 (en) 2001-09-25 2001-09-25 A cryptosystem for data security
PCT/CA2001/001429 WO2003028281A2 (en) 2001-09-25 2001-10-15 A cryptosystem for data security

Publications (1)

Publication Number Publication Date
NO20041765L true NO20041765L (no) 2004-06-17

Family

ID=4170138

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20041765A NO20041765L (no) 2001-09-25 2004-04-22 Krypteringssystem for datasikkerhet

Country Status (9)

Country Link
US (1) US7508935B2 (no)
EP (1) EP1430637A2 (no)
JP (1) JP2005504348A (no)
AU (1) AU2001295330C1 (no)
CA (1) CA2358048A1 (no)
IL (1) IL161006A0 (no)
NO (1) NO20041765L (no)
NZ (1) NZ532370A (no)
WO (1) WO2003028281A2 (no)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7392390B2 (en) * 2001-12-12 2008-06-24 Valve Corporation Method and system for binding kerberos-style authenticators to single clients
US8108687B2 (en) 2001-12-12 2012-01-31 Valve Corporation Method and system for granting access to system and content
GB2404489A (en) * 2003-07-31 2005-02-02 Sony Uk Ltd Access control for digital storage medium content
US9031898B2 (en) * 2004-09-27 2015-05-12 Google Inc. Presentation of search results based on document structure
RU2392754C2 (ru) 2005-02-11 2010-06-20 Квэлкомм Инкорпорейтед Контекстно-ограниченный совместно используемый секрет
US7646868B2 (en) * 2006-08-29 2010-01-12 Intel Corporation Method for steganographic cryptography
US8015224B1 (en) * 2006-12-27 2011-09-06 Marvell International Ltd. Entropy source for random number generation
WO2008142799A1 (ja) * 2007-05-24 2008-11-27 Fujitsu Limited 情報検索プログラム、該プログラムを記録した記録媒体、情報検索方法、および情報検索装置
WO2008142800A1 (ja) * 2007-05-24 2008-11-27 Fujitsu Limited 情報検索プログラム、該プログラムを記録した記録媒体、情報検索装置、および情報検索方法
US9059851B2 (en) 2010-02-23 2015-06-16 Salesforce.Com, Inc. Method and computer program product for order preserving symbol based encryption
US8699703B2 (en) * 2011-10-19 2014-04-15 Apple Inc. System and method for pseudo-random polymorphic tree construction
US10075471B2 (en) 2012-06-07 2018-09-11 Amazon Technologies, Inc. Data loss prevention techniques
US9286491B2 (en) 2012-06-07 2016-03-15 Amazon Technologies, Inc. Virtual service provider zones
US9590959B2 (en) 2013-02-12 2017-03-07 Amazon Technologies, Inc. Data security service
US10084818B1 (en) 2012-06-07 2018-09-25 Amazon Technologies, Inc. Flexibly configurable data modification services
US9367697B1 (en) 2013-02-12 2016-06-14 Amazon Technologies, Inc. Data security with a security module
US10210341B2 (en) 2013-02-12 2019-02-19 Amazon Technologies, Inc. Delayed data access
US9547771B2 (en) 2013-02-12 2017-01-17 Amazon Technologies, Inc. Policy enforcement with associated data
US9300464B1 (en) * 2013-02-12 2016-03-29 Amazon Technologies, Inc. Probabilistic key rotation
US10467422B1 (en) 2013-02-12 2019-11-05 Amazon Technologies, Inc. Automatic key rotation
US9705674B2 (en) 2013-02-12 2017-07-11 Amazon Technologies, Inc. Federated key management
US10211977B1 (en) 2013-02-12 2019-02-19 Amazon Technologies, Inc. Secure management of information using a security module
US9111104B2 (en) * 2013-03-29 2015-08-18 Jive Software, Inc. Entitlements determination via access control lists
US9832171B1 (en) 2013-06-13 2017-11-28 Amazon Technologies, Inc. Negotiating a session with a cryptographic domain
US9397835B1 (en) 2014-05-21 2016-07-19 Amazon Technologies, Inc. Web of trust management in a distributed system
US9438421B1 (en) 2014-06-27 2016-09-06 Amazon Technologies, Inc. Supporting a fixed transaction rate with a variably-backed logical cryptographic key
US9866392B1 (en) 2014-09-15 2018-01-09 Amazon Technologies, Inc. Distributed system web of trust provisioning
US10108810B2 (en) * 2015-02-13 2018-10-23 Global Integrity, Inc. System and method for secure document embedding
US10469477B2 (en) 2015-03-31 2019-11-05 Amazon Technologies, Inc. Key export techniques
US10601443B1 (en) 2016-08-24 2020-03-24 Arrowhead Center, Inc. Protocol for lightweight and provable secure communication for constrained devices
US10942909B2 (en) * 2018-09-25 2021-03-09 Salesforce.Com, Inc. Efficient production and consumption for data changes in a database under high concurrency
AU2019201103A1 (en) * 2019-02-15 2020-09-03 Robert N. Barrett Cryptography Method and System for Securing Data Via Electronic Transmission
US11323489B1 (en) 2019-11-09 2022-05-03 Arrowhead Center, Inc. Scalable auditability of monitoring process using public ledgers
EP4094365A4 (en) * 2020-01-24 2024-02-28 Ariel Scientific Innovations Ltd. DATA COMPRESSION AND ENCRYPTION ALGORITHM
CN114817998A (zh) * 2022-06-28 2022-07-29 国汽智控(北京)科技有限公司 数据安全调用方法、装置、电子设备及存储介质
US12531730B2 (en) * 2023-02-15 2026-01-20 Zoom Communications, Inc. Tree-based key storage for selectively granting access to an encrypted conversation history

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4951139A (en) * 1988-03-30 1990-08-21 Starsignal, Inc. Computer-based video compression system
US4906991A (en) * 1988-04-29 1990-03-06 Xerox Corporation Textual substitution data compression with finite length search windows
US4935877A (en) * 1988-05-20 1990-06-19 Koza John R Non-linear genetic algorithms for solving problems
US5003307A (en) * 1989-01-13 1991-03-26 Stac, Inc. Data compression apparatus with shift register search means
US5490258A (en) * 1991-07-29 1996-02-06 Fenner; Peter R. Associative memory for very large key spaces
US5784631A (en) * 1992-06-30 1998-07-21 Discovision Associates Huffman decoder
DE69327675T2 (de) * 1992-07-21 2000-08-17 Matsushita Electric Industrial Co., Ltd. Ver- und Entschlüsselungsvorrichtung
AU3484495A (en) * 1995-09-13 1997-04-01 Hitachi Limited Method and device for compressing and ciphering data
US6411714B1 (en) * 1995-09-13 2002-06-25 Hitachi, Ltd. Data decompression/decryption method and system
US6075864A (en) * 1996-08-30 2000-06-13 Batten; Lynn Margaret Method of establishing secure, digitally signed communications using an encryption key based on a blocking set cryptosystem
US6246396B1 (en) * 1997-04-30 2001-06-12 Canon Kabushiki Kaisha Cached color conversion method and apparatus
DE19728837A1 (de) * 1997-07-05 1999-01-07 Guenter Prof Dr Hotz Verfahren zur Verschlüsselung und Authentisierung des Nachrichtenaustausches zwischen Partnern
US6697488B1 (en) * 1998-08-26 2004-02-24 International Business Machines Corporation Practical non-malleable public-key cryptosystem
US6885749B1 (en) * 1999-10-01 2005-04-26 At&T Corp Scrambling a compression-coded signal
US6748116B1 (en) * 2000-08-22 2004-06-08 Airzip, Inc. Apparatus and method for compressing and decompressing image files
KR100395158B1 (ko) 2001-07-12 2003-08-19 한국전자통신연구원 유한 비가환군을 이용한 공개키 암호 시스템
US7158636B2 (en) * 2002-04-11 2007-01-02 Jintai Ding Multivariable cryptosystem

Also Published As

Publication number Publication date
JP2005504348A (ja) 2005-02-10
CA2358048A1 (en) 2003-03-25
US20040223608A1 (en) 2004-11-11
NZ532370A (en) 2005-08-26
WO2003028281A3 (en) 2003-10-02
US7508935B2 (en) 2009-03-24
AU2001295330C1 (en) 2008-09-11
AU2001295330B2 (en) 2007-11-01
WO2003028281A2 (en) 2003-04-03
IL161006A0 (en) 2004-08-31
EP1430637A2 (en) 2004-06-23

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Legal Events

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