DE68926670D1 - Kryptographisches verfahren und vorrichtung mit elektronisch wiederverwendbarem algorithmus - Google Patents
Kryptographisches verfahren und vorrichtung mit elektronisch wiederverwendbarem algorithmusInfo
- Publication number
- DE68926670D1 DE68926670D1 DE68926670T DE68926670T DE68926670D1 DE 68926670 D1 DE68926670 D1 DE 68926670D1 DE 68926670 T DE68926670 T DE 68926670T DE 68926670 T DE68926670 T DE 68926670T DE 68926670 D1 DE68926670 D1 DE 68926670D1
- Authority
- DE
- Germany
- Prior art keywords
- algorithm
- electronically
- digital words
- cryptographic method
- memory device
- 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
- 238000004519 manufacturing process Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
- G06F21/72—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
-
- 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
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/26—Testing cryptographic entity, e.g. testing integrity of encryption key or encryption algorithm
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/150,876 US4914697A (en) | 1988-02-01 | 1988-02-01 | Cryptographic method and apparatus with electronically redefinable algorithm |
PCT/US1989/000002 WO1989007375A1 (en) | 1988-02-01 | 1989-01-03 | Cryptographic method and apparatus with electronically redefinable algorithm |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68926670D1 true DE68926670D1 (de) | 1996-07-18 |
DE68926670T2 DE68926670T2 (de) | 1996-12-19 |
Family
ID=22536381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68926670T Expired - Fee Related DE68926670T2 (de) | 1988-02-01 | 1989-01-03 | Kryptographisches verfahren und vorrichtung mit elektronisch wiederverwendbarem algorithmus |
Country Status (9)
Country | Link |
---|---|
US (1) | US4914697A (de) |
EP (1) | EP0398931B1 (de) |
JP (1) | JPH03500117A (de) |
KR (1) | KR960014682B1 (de) |
AT (1) | ATE139392T1 (de) |
CA (1) | CA1336721C (de) |
DE (1) | DE68926670T2 (de) |
HK (1) | HK1004585A1 (de) |
WO (1) | WO1989007375A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3008441B2 (ja) * | 1990-04-28 | 2000-02-14 | 日本電気株式会社 | セキュリティモジュール |
US5146498A (en) * | 1991-01-10 | 1992-09-08 | Motorola, Inc. | Remote key manipulations for over-the-air re-keying |
US5199069A (en) * | 1991-02-25 | 1993-03-30 | Motorola, Inc. | Automatic encryption selector |
JPH0522281A (ja) * | 1991-07-15 | 1993-01-29 | Mitsubishi Electric Corp | 秘話装置 |
US5199074A (en) * | 1992-01-06 | 1993-03-30 | Advanced Micro Devices, Inc. | Encryption system |
JP3180836B2 (ja) * | 1992-05-21 | 2001-06-25 | 日本電気株式会社 | 暗号通信装置 |
US5592555A (en) * | 1994-04-12 | 1997-01-07 | Advanced Micro Devices, Inc. | Wireless communications privacy method and system |
DE4419635C2 (de) * | 1994-06-04 | 1996-08-29 | Esd Vermoegensverwaltungsgesel | Microcontrollersicherungsverfahren |
DE4423565C1 (de) * | 1994-07-05 | 1996-03-07 | Siemens Ag | Krypto-Schaltkreis |
US6636970B2 (en) * | 1995-02-14 | 2003-10-21 | Fujitsu Limited | Software encoding using a combination of two types of encoding and encoding type identification information |
US5742686A (en) * | 1996-06-14 | 1998-04-21 | Finley; Phillip Scott | Device and method for dynamic encryption |
JP3783800B2 (ja) * | 1996-08-09 | 2006-06-07 | 富士通株式会社 | プログラマブルな論理素子/装置を用いた暗号化/復号化装置および方法 |
US5850443A (en) * | 1996-08-15 | 1998-12-15 | Entrust Technologies, Ltd. | Key management system for mixed-trust environments |
US6089460A (en) * | 1996-09-13 | 2000-07-18 | Nippon Steel Corporation | Semiconductor device with security protection function, ciphering and deciphering method thereof, and storage medium for storing software therefor |
US6857099B1 (en) * | 1996-09-18 | 2005-02-15 | Nippon Steel Corporation | Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program |
JPH10143439A (ja) * | 1996-11-12 | 1998-05-29 | Fujitsu Ltd | データ処理装置 |
WO1999014881A2 (en) * | 1997-09-16 | 1999-03-25 | Information Resource Engineering, Inc. | Cryptographic co-processor |
US6088800A (en) * | 1998-02-27 | 2000-07-11 | Mosaid Technologies, Incorporated | Encryption processor with shared memory interconnect |
US6408074B1 (en) * | 1998-10-22 | 2002-06-18 | Lucent Technologies Inc. | Hardware architecture for a configurable cipher device |
GB9825644D0 (en) | 1998-11-23 | 1999-01-13 | British Telecomm | A cipher |
AU4992200A (en) * | 1999-05-07 | 2000-11-21 | Morphics Technology, Inc. | Apparatus and method for a programmable security processor |
KR20000074279A (ko) * | 1999-05-19 | 2000-12-15 | 김국진 | 텐트용 폴의 코팅방법 |
US7660986B1 (en) | 1999-06-08 | 2010-02-09 | General Instrument Corporation | Secure control of security mode |
US7607022B1 (en) | 1999-06-11 | 2009-10-20 | General Instrument Corporation | Configurable encryption/decryption for multiple services support |
US6782102B2 (en) | 2000-12-21 | 2004-08-24 | Motorola, Inc. | Multiple format secure voice apparatus for communication handsets |
US7174017B2 (en) * | 2002-03-04 | 2007-02-06 | Lenovo Singapore Pte, Ltd | Decryption system for encrypted audio |
FR2840083A1 (fr) * | 2002-05-24 | 2003-11-28 | St Microelectronics Sa | Test d'un algorithme execute par un circuit integre |
AU2003247146A1 (en) * | 2002-08-08 | 2004-02-25 | Dani Dariel | Integrated circuit for digital rights management |
US9860055B2 (en) | 2006-03-22 | 2018-01-02 | Synopsys, Inc. | Flexible architecture for processing of large numbers and method therefor |
JP4623379B2 (ja) * | 2006-04-28 | 2011-02-02 | ソニー株式会社 | 暗号化データ処理装置及び暗号化データ処理方法 |
US9799229B2 (en) * | 2012-12-13 | 2017-10-24 | The Boeing Company | Data sharing system for aircraft training |
US9363276B2 (en) * | 2014-10-08 | 2016-06-07 | Corsec Security, Inc. | Method and system for testing and validation of cryptographic algorithms |
US10964226B2 (en) | 2015-01-19 | 2021-03-30 | The Boeing Company | Instructional assessment system for a vehicle |
AU2018231407B2 (en) * | 2017-03-08 | 2023-02-16 | Hitachi Energy Ltd | Methods and devices for providing cyber security for time aware end-to-end packet flow networks |
Family Cites Families (18)
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 |
JPS53121537A (en) * | 1977-03-31 | 1978-10-24 | Toshiba Corp | Semiconductor logic circuit device |
US4274085A (en) * | 1979-06-28 | 1981-06-16 | Motorola, Inc. | Flexible mode DES system |
DE3003998A1 (de) * | 1980-02-04 | 1981-09-24 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | System zur ver- und entschluesselung von daten |
US4306289A (en) * | 1980-02-04 | 1981-12-15 | Western Electric Company, Inc. | Digital computer having code conversion apparatus for an encrypted program |
US4543646A (en) * | 1980-06-05 | 1985-09-24 | Western Digital Corporation | Chip topography for MOS Data Encryption Standard circuit |
JPS5890849A (ja) * | 1981-11-24 | 1983-05-30 | Nec Corp | 暗号試験装置 |
US4525599A (en) * | 1982-05-21 | 1985-06-25 | General Computer Corporation | Software protection methods and apparatus |
FR2536880B1 (fr) * | 1982-11-30 | 1987-05-07 | Bull Sa | Microprocesseur concu notamment pour executer les algorithmes de calcul d'un systeme de chiffrement a cle publique |
DE3343307A1 (de) * | 1983-11-30 | 1985-06-05 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Verfahren zum verschluesseln und entschluesseln von analogen signalen, sowie schaltungsanordnung zur durchfuehrung des verfahrens |
US4598170A (en) * | 1984-05-17 | 1986-07-01 | Motorola, Inc. | Secure microprocessor |
US4747139A (en) * | 1984-08-27 | 1988-05-24 | Taaffe James L | Software security method and systems |
FR2582174B1 (fr) * | 1985-05-15 | 1990-03-09 | Thomson Csf | Dispositif de chiffrement par substitutions-permutations |
JPS62169556A (ja) * | 1986-01-22 | 1987-07-25 | Mitsubishi Electric Corp | 暗号化icカ−ド電話機 |
JPS62231342A (ja) * | 1986-03-31 | 1987-10-09 | Pfu Ltd | マイクロテストプログラムのダウンロ−ド制御方式 |
US4817144A (en) * | 1987-03-12 | 1989-03-28 | Zenith Electronics Corporation | Secure TV scrambling system using framing code switching |
JPS63245016A (ja) * | 1987-03-31 | 1988-10-12 | Toshiba Corp | プログラマブル・ロジツク・デバイス |
JPS63278438A (ja) * | 1987-05-11 | 1988-11-16 | Hitachi Ltd | 暗号手順非公開による暗号システム |
-
1988
- 1988-02-01 US US07/150,876 patent/US4914697A/en not_active Expired - Lifetime
- 1988-12-08 CA CA000585307A patent/CA1336721C/en not_active Expired - Fee Related
-
1989
- 1989-01-03 WO PCT/US1989/000002 patent/WO1989007375A1/en active IP Right Grant
- 1989-01-03 EP EP89901906A patent/EP0398931B1/de not_active Expired - Lifetime
- 1989-01-03 JP JP1501798A patent/JPH03500117A/ja active Pending
- 1989-01-03 AT AT89901906T patent/ATE139392T1/de not_active IP Right Cessation
- 1989-01-03 KR KR1019890701797A patent/KR960014682B1/ko not_active IP Right Cessation
- 1989-01-03 DE DE68926670T patent/DE68926670T2/de not_active Expired - Fee Related
-
1998
- 1998-04-07 HK HK98102902A patent/HK1004585A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0398931A4 (en) | 1992-08-26 |
CA1336721C (en) | 1995-08-15 |
WO1989007375A1 (en) | 1989-08-10 |
HK1004585A1 (en) | 1998-11-27 |
EP0398931A1 (de) | 1990-11-28 |
DE68926670T2 (de) | 1996-12-19 |
ATE139392T1 (de) | 1996-06-15 |
JPH03500117A (ja) | 1991-01-10 |
US4914697A (en) | 1990-04-03 |
KR900701108A (ko) | 1990-08-17 |
EP0398931B1 (de) | 1996-06-12 |
KR960014682B1 (ko) | 1996-10-19 |
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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 |