DE69737806D1 - Datenverschlüsselungsverfahren - Google Patents
DatenverschlüsselungsverfahrenInfo
- Publication number
- DE69737806D1 DE69737806D1 DE69737806T DE69737806T DE69737806D1 DE 69737806 D1 DE69737806 D1 DE 69737806D1 DE 69737806 T DE69737806 T DE 69737806T DE 69737806 T DE69737806 T DE 69737806T DE 69737806 D1 DE69737806 D1 DE 69737806D1
- Authority
- DE
- Germany
- Prior art keywords
- data
- digital form
- random variable
- binary digital
- data encryption
- 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 - Fee Related
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
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/30—Compression, e.g. Merkle-Damgard construction
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Computer And Data Communications (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Facsimile Transmission Control (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9623774A GB2319704B (en) | 1996-11-15 | 1996-11-15 | Data encryption technique |
GB9623774 | 1996-11-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69737806D1 true DE69737806D1 (de) | 2007-07-26 |
DE69737806T2 DE69737806T2 (de) | 2008-02-21 |
Family
ID=10802982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69737806T Expired - Fee Related DE69737806T2 (de) | 1996-11-15 | 1997-11-12 | Datenverschlüsselungsverfahren |
Country Status (5)
Country | Link |
---|---|
US (1) | US6088456A (de) |
EP (1) | EP0843439B1 (de) |
AT (1) | ATE364941T1 (de) |
DE (1) | DE69737806T2 (de) |
GB (1) | GB2319704B (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6345101B1 (en) * | 1998-10-07 | 2002-02-05 | Jayant Shukla | Cryptographic method and apparatus for data communication and storage |
EP1032159A3 (de) * | 1999-02-23 | 2002-07-10 | R. Brent Johnson | Verfahren zur Datenverschlüsselung und -Übertragung |
AU5626200A (en) * | 1999-06-17 | 2001-01-09 | Internet Revenue Network, Inc. | System and method for authentication over a public network |
DE60129682T2 (de) * | 2000-03-29 | 2008-04-30 | Vadium Technology Inc., Seattle | Einmalige pad-verschlüsselung mit zentralschlüsseldienst und schlüsselfähigen zeichen |
US6470329B1 (en) * | 2000-07-11 | 2002-10-22 | Sun Microsystems, Inc. | One-way hash functions for distributed data synchronization |
GB2374260B (en) * | 2001-10-12 | 2003-08-13 | F Secure Oyj | Data encryption |
FR2853175B1 (fr) * | 2003-03-28 | 2005-06-17 | Everbee Networks | Procede et systeme de cryptage |
US7774411B2 (en) * | 2003-12-12 | 2010-08-10 | Wisys Technology Foundation, Inc. | Secure electronic message transport protocol |
US20050278253A1 (en) * | 2004-06-15 | 2005-12-15 | Microsoft Corporation | Verifying human interaction to a computer entity by way of a trusted component on a computing device or the like |
US9059838B2 (en) * | 2007-03-30 | 2015-06-16 | Verizon Patent And Licensing Inc. | Encryption algorithm with randomized buffer |
US9684710B2 (en) * | 2009-05-28 | 2017-06-20 | Microsoft Technology Licensing, Llc | Extending random number summation as an order-preserving encryption scheme |
US8416948B2 (en) * | 2010-06-04 | 2013-04-09 | Leanics Corporation | System for secure variable data rate transmission |
CA2795287C (en) * | 2011-04-01 | 2018-02-27 | Certicom Corp. | Identity-based decryption |
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 |
CN112152796B (zh) * | 2020-08-25 | 2022-12-23 | 南方电网科学研究院有限责任公司 | 一种基于密钥动态协商的组播方法及相关装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4004089A (en) * | 1975-02-28 | 1977-01-18 | Ncr Corporation | Programmable cryptic device for enciphering and deciphering data |
US5003597A (en) * | 1989-12-21 | 1991-03-26 | Xerox Corporation | Method and apparatus for data encryption |
DE4010305A1 (de) * | 1990-03-30 | 1991-10-02 | Gao Ges Automation Org | Zufallszahlengenerator |
US5113444A (en) * | 1990-09-05 | 1992-05-12 | Arnold Vobach | Random choice cipher system and method |
JP2725478B2 (ja) * | 1991-03-05 | 1998-03-11 | 日本電気株式会社 | 暗号鍵配送方式 |
US5335280A (en) * | 1993-01-28 | 1994-08-02 | Vobach Arnold R | Random sum cipher system and method |
US5757913A (en) * | 1993-04-23 | 1998-05-26 | International Business Machines Corporation | Method and apparatus for data authentication in a data communication environment |
DE69433257T2 (de) * | 1993-07-20 | 2009-09-10 | Canon K.K. | Verfahren und Kommunikationssystem unter Verwendung einer Verschlüsselungseinrichtung |
NZ336413A (en) * | 1993-12-01 | 2000-01-28 | Rpk Nz Ltd | Method of generating random numbers by manipulating electronic pointer with coordinates at points corresponding to time instants being used for selection of points subset and computation of number function |
JPH07162692A (ja) * | 1993-12-07 | 1995-06-23 | Mita Ind Co Ltd | 暗号通信方法および暗号通信のための端末装置 |
IL108645A (en) * | 1994-02-14 | 1997-09-30 | Elementrix Technologies Ltd | Protected communication method and system |
US5799090A (en) * | 1995-09-25 | 1998-08-25 | Angert; Joseph C. | pad encryption method and software |
JPH09162859A (ja) * | 1995-12-07 | 1997-06-20 | Fujitsu Ltd | スクランブル方法及び装置、デスクランブル方法及び装置、並びに、データ伝達方法及びシステム |
-
1996
- 1996-11-15 GB GB9623774A patent/GB2319704B/en not_active Expired - Fee Related
-
1997
- 1997-11-12 EP EP97119756A patent/EP0843439B1/de not_active Expired - Lifetime
- 1997-11-12 DE DE69737806T patent/DE69737806T2/de not_active Expired - Fee Related
- 1997-11-12 AT AT97119756T patent/ATE364941T1/de not_active IP Right Cessation
- 1997-11-13 US US08/969,668 patent/US6088456A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB9623774D0 (en) | 1997-04-09 |
EP0843439A3 (de) | 2000-05-10 |
US6088456A (en) | 2000-07-11 |
ATE364941T1 (de) | 2007-07-15 |
EP0843439A2 (de) | 1998-05-20 |
GB2319704B (en) | 2001-07-04 |
GB2319704A (en) | 1998-05-27 |
DE69737806T2 (de) | 2008-02-21 |
EP0843439B1 (de) | 2007-06-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |