DE69320246T2 - Hardware-Verschlüsselungsschaltung unter Verwendung von mehreren linearen Transformationsausführungen - Google Patents
Hardware-Verschlüsselungsschaltung unter Verwendung von mehreren linearen TransformationsausführungenInfo
- Publication number
- DE69320246T2 DE69320246T2 DE69320246T DE69320246T DE69320246T2 DE 69320246 T2 DE69320246 T2 DE 69320246T2 DE 69320246 T DE69320246 T DE 69320246T DE 69320246 T DE69320246 T DE 69320246T DE 69320246 T2 DE69320246 T2 DE 69320246T2
- Authority
- DE
- Germany
- Prior art keywords
- linear transformation
- multiple linear
- encryption circuit
- hardware encryption
- transformation designs
- 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
- 230000009466 transformation Effects 0.000 title 1
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
- H04L9/0618—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12840992A JP3180836B2 (ja) | 1992-05-21 | 1992-05-21 | 暗号通信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69320246D1 DE69320246D1 (de) | 1998-09-17 |
DE69320246T2 true DE69320246T2 (de) | 1998-12-17 |
Family
ID=14984070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69320246T Expired - Fee Related DE69320246T2 (de) | 1992-05-21 | 1993-05-21 | Hardware-Verschlüsselungsschaltung unter Verwendung von mehreren linearen Transformationsausführungen |
Country Status (6)
Country | Link |
---|---|
US (1) | US5301235A (de) |
EP (1) | EP0570983B1 (de) |
JP (1) | JP3180836B2 (de) |
AU (1) | AU654797B2 (de) |
CA (1) | CA2096818C (de) |
DE (1) | DE69320246T2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2677200B1 (fr) * | 1991-05-30 | 1993-09-17 | Besnard Christian | Dispositif de securisation de donnees numeriques. |
JP2727955B2 (ja) * | 1994-02-14 | 1998-03-18 | 日本電気株式会社 | 公開鍵暗号装置 |
JP2725610B2 (ja) * | 1994-09-27 | 1998-03-11 | 日本電気株式会社 | 秘密鍵暗号方法及び装置 |
JPH08179690A (ja) * | 1994-12-22 | 1996-07-12 | Nec Corp | プロダクト暗号装置 |
KR100250803B1 (ko) | 1995-09-05 | 2000-04-01 | 다니구찌 이찌로오 | 데이타 변환장치 및 데이타 변환방법 |
US6041123A (en) * | 1996-07-01 | 2000-03-21 | Allsoft Distributing Incorporated | Centralized secure communications system |
US5841872A (en) * | 1996-07-01 | 1998-11-24 | Allsoft Distributing Incorporated | Encryption enhancement system |
JPH1153173A (ja) * | 1997-08-07 | 1999-02-26 | Nec Corp | 擬似乱数発生方法及び装置 |
US6061821A (en) * | 1998-01-09 | 2000-05-09 | The United States Of America As Represented By The Secretary Of The Navy | Context based error detection and correction for binary encoded text messages |
TW419925B (en) | 1998-01-27 | 2001-01-21 | Mitsubishi Electric Corp | Method and apparatus for arithmetic operation and recording medium thereof |
US20020116624A1 (en) * | 2001-02-16 | 2002-08-22 | International Business Machines Corporation | Embedded cryptographic system |
JP2003098959A (ja) * | 2001-09-21 | 2003-04-04 | Toshiba Corp | 暗号処理装置 |
US7260217B1 (en) * | 2002-03-01 | 2007-08-21 | Cavium Networks, Inc. | Speculative execution for data ciphering operations |
US20080260153A1 (en) * | 2007-04-20 | 2008-10-23 | John Almeida | Symmetric and asymmetric cryptography using shadow numbers |
US8811606B2 (en) * | 2007-04-20 | 2014-08-19 | Unoweb Inc. | Asymmetric cryptography using shadow numbers |
JP2009239435A (ja) * | 2008-03-26 | 2009-10-15 | Oki Semiconductor Co Ltd | パケット中継装置 |
IL256640A (en) | 2017-12-28 | 2018-04-30 | Elta Systems Ltd | Supplementary apparatus, methods and computer program products, for cdma encapsulation |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4134071A (en) * | 1971-07-19 | 1979-01-09 | Licentia Patent-Verwaltungs-G.M.B.H. | SSMA Data transmission system |
DE2756637C2 (de) * | 1977-12-16 | 1979-12-13 | Gretag Ag, Regensdorf, Zuerich (Schweiz) | Kryptogrammwandler |
US4375579A (en) * | 1980-01-30 | 1983-03-01 | Wisconsin Alumni Research Foundation | Database encryption and decryption circuit and method using subkeys |
JPH0727325B2 (ja) * | 1987-02-13 | 1995-03-29 | 沖電気工業株式会社 | 暗号化装置 |
US4914697A (en) * | 1988-02-01 | 1990-04-03 | Motorola, Inc. | Cryptographic method and apparatus with electronically redefinable algorithm |
US5008938A (en) * | 1990-03-09 | 1991-04-16 | Motorola, Inc. | Encryption apparatus |
SE468730B (sv) * | 1991-07-01 | 1993-03-08 | Securicrypto Ab | Krypteringsanordning och dekrypteringsanordning |
-
1992
- 1992-05-21 JP JP12840992A patent/JP3180836B2/ja not_active Expired - Fee Related
-
1993
- 1993-05-21 US US08/065,862 patent/US5301235A/en not_active Expired - Fee Related
- 1993-05-21 CA CA002096818A patent/CA2096818C/en not_active Expired - Fee Related
- 1993-05-21 DE DE69320246T patent/DE69320246T2/de not_active Expired - Fee Related
- 1993-05-21 AU AU38736/93A patent/AU654797B2/en not_active Ceased
- 1993-05-21 EP EP93108296A patent/EP0570983B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2096818A1 (en) | 1993-11-22 |
CA2096818C (en) | 1995-10-10 |
AU654797B2 (en) | 1994-11-17 |
JP3180836B2 (ja) | 2001-06-25 |
US5301235A (en) | 1994-04-05 |
EP0570983B1 (de) | 1998-08-12 |
EP0570983A1 (de) | 1993-11-24 |
AU3873693A (en) | 1993-11-25 |
DE69320246D1 (de) | 1998-09-17 |
JPH0675525A (ja) | 1994-03-18 |
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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 |