GB9202451D0 - Data encryption apparatus and method - Google Patents
Data encryption apparatus and methodInfo
- Publication number
- GB9202451D0 GB9202451D0 GB9202451A GB9202451A GB9202451D0 GB 9202451 D0 GB9202451 D0 GB 9202451D0 GB 9202451 A GB9202451 A GB 9202451A GB 9202451 A GB9202451 A GB 9202451A GB 9202451 D0 GB9202451 D0 GB 9202451D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- data encryption
- encryption apparatus
- 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.)
- Granted
Links
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
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/85—Protecting input, output or interconnection devices interconnection devices, e.g. bus-connected or in-line devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Storage Device Security (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9202451A GB2264373B (en) | 1992-02-05 | 1992-02-05 | Data encryption apparatus and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9202451A GB2264373B (en) | 1992-02-05 | 1992-02-05 | Data encryption apparatus and method |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9202451D0 true GB9202451D0 (en) | 1992-03-18 |
GB2264373A GB2264373A (en) | 1993-08-25 |
GB2264373B GB2264373B (en) | 1995-12-20 |
Family
ID=10709883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9202451A Expired - Fee Related GB2264373B (en) | 1992-02-05 | 1992-02-05 | Data encryption apparatus and method |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2264373B (en) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6075858A (en) * | 1995-10-27 | 2000-06-13 | Scm Microsystems (U.S.) Inc. | Encryption key system and method |
GB2315575A (en) * | 1996-07-19 | 1998-02-04 | Ibm | Encryption circuit in I/O subsystem |
FR2758898B1 (en) * | 1997-01-28 | 1999-03-05 | Sagem | METHOD FOR PRESERVING SOFTWARE DATA INTEGRITY |
FI107669B (en) * | 1998-02-13 | 2001-09-14 | Nokia Mobile Phones Ltd | Method and arrangement for encrypting data transmission |
US7269259B1 (en) * | 2000-05-01 | 2007-09-11 | Xtex, Incorporated | Methods and apparatus for authenticating data as originating from a storage and processing device and for securing software and data stored on the storage and processing device |
US7242772B1 (en) * | 2000-09-07 | 2007-07-10 | Eastman Kodak Company | Encryption apparatus and method for synchronizing multiple encryption keys with a data stream |
CN1541349A (en) * | 2000-09-15 | 2004-10-27 | �ʼҷ����ֵ�������˾ | Protect by data chunk address as encryption key |
EE200000390A (en) * | 2000-11-02 | 2002-06-17 | Artec Design Group O� | Data encryption device based on protocol analysis |
US6798602B2 (en) | 2002-06-25 | 2004-09-28 | International Business Machines Corporation | Window based directory for magnetic tape |
DE10345454A1 (en) * | 2003-09-30 | 2005-04-28 | Infineon Technologies Ag | Private key generator for access to storage device e.g. chip card, has page pre-key calculating device and determines private key based on pre-key and word address |
GB2419434A (en) * | 2004-10-23 | 2006-04-26 | Qinetiq Ltd | Encrypting data on a computer's hard disk with a key derived from the contents of a memory |
GB2431488A (en) * | 2005-10-11 | 2007-04-25 | Hewlett Packard Development Co | Data transfer device |
GB2431254A (en) | 2005-10-11 | 2007-04-18 | Hewlett Packard Development Co | Data transfer system |
GB2431252B (en) * | 2005-10-11 | 2010-06-09 | Hewlett Packard Development Co | Data transfer device |
GB2431250A (en) | 2005-10-11 | 2007-04-18 | Hewlett Packard Development Co | Data transfer system |
GB2431251A (en) * | 2005-10-11 | 2007-04-18 | Hewlett Packard Development Co | Data transfer device |
GB2431249A (en) | 2005-10-11 | 2007-04-18 | Hewlett Packard Development Co | Removable data storage item and key distribution |
GB2435333B (en) | 2006-02-01 | 2010-07-14 | Hewlett Packard Development Co | Data transfer device |
US10073743B2 (en) | 2006-07-26 | 2018-09-11 | Hewlett Packard Enterprise Development Lp | Data storage arrangement and key distribution |
US20080107275A1 (en) * | 2006-11-08 | 2008-05-08 | Mehdi Asnaashari | Method and system for encryption of information stored in an external nonvolatile memory |
EP2053568A1 (en) * | 2007-09-28 | 2009-04-29 | Gemplus | Method for generating masks in a communicating object and corresponding communicating object |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2456425A1 (en) * | 1979-05-10 | 1980-12-05 | Thomson Brandt | METHOD FOR ENCODING BINARY SIGNALS FOR NUMBERING IMAGES STORED ON A RECORDING MEDIUM AND DEVICE FOR READING SIGNALS THUS CODED |
US5081675A (en) * | 1989-11-13 | 1992-01-14 | Kitti Kittirutsunetorn | System for protection of software in memory against unauthorized use |
FR2680892A1 (en) * | 1991-09-03 | 1993-03-05 | Gemplus Card Int | METHOD FOR AUTHENTICATING DATA. |
-
1992
- 1992-02-05 GB GB9202451A patent/GB2264373B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2264373A (en) | 1993-08-25 |
GB2264373B (en) | 1995-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19990205 |