AU3856797A - Data encryption - Google Patents
Data encryptionInfo
- Publication number
- AU3856797A AU3856797A AU38567/97A AU3856797A AU3856797A AU 3856797 A AU3856797 A AU 3856797A AU 38567/97 A AU38567/97 A AU 38567/97A AU 3856797 A AU3856797 A AU 3856797A AU 3856797 A AU3856797 A AU 3856797A
- Authority
- AU
- Australia
- Prior art keywords
- data encryption
- encryption
- data
- 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.)
- Abandoned
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
-
- 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]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
- H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
- H04N7/17318—Direct or substantially direct transmission and handling of requests
-
- 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
-
- 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
- H04L2209/60—Digital content management, e.g. content distribution
- H04L2209/603—Digital right managament [DRM]
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9616803 | 1996-08-09 | ||
GB9616803A GB2316278A (en) | 1996-08-09 | 1996-08-09 | Data Encryption |
PCT/GB1997/002138 WO1998007252A1 (en) | 1996-08-09 | 1997-08-11 | Data encryption |
Publications (1)
Publication Number | Publication Date |
---|---|
AU3856797A true AU3856797A (en) | 1998-03-06 |
Family
ID=10798296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU38567/97A Abandoned AU3856797A (en) | 1996-08-09 | 1997-08-11 | Data encryption |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU3856797A (en) |
GB (1) | GB2316278A (en) |
WO (1) | WO1998007252A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6944296B1 (en) * | 1999-03-24 | 2005-09-13 | Intel Corporation | Video bit scrambling |
GB2382739B (en) * | 2000-08-31 | 2004-10-20 | Nds Ltd | Non-standard coding systems |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6016083A (en) * | 1983-07-07 | 1985-01-26 | Sony Corp | Television signal transmission system |
FR2608338B1 (en) * | 1986-12-15 | 1993-09-03 | Dassault Electronique | DEVICE FOR THE EXCHANGE OF CONFIDENTIAL DATA BETWEEN A SERIES OF TERMINALS AND A CONCENTRATOR |
IT1272090B (en) * | 1993-12-20 | 1997-06-11 | Urmet Sud Costr Elett Telefon | ENABLING SYSTEM FOR DECODING OF TELEVISION PROGRAMS. |
US5477263A (en) * | 1994-05-26 | 1995-12-19 | Bell Atlantic Network Services, Inc. | Method and apparatus for video on demand with fast forward, reverse and channel pause |
US5544161A (en) * | 1995-03-28 | 1996-08-06 | Bell Atlantic Network Services, Inc. | ATM packet demultiplexer for use in full service network having distributed architecture |
-
1996
- 1996-08-09 GB GB9616803A patent/GB2316278A/en not_active Withdrawn
-
1997
- 1997-08-11 AU AU38567/97A patent/AU3856797A/en not_active Abandoned
- 1997-08-11 WO PCT/GB1997/002138 patent/WO1998007252A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
GB2316278A (en) | 1998-02-18 |
WO1998007252A1 (en) | 1998-02-19 |
GB9616803D0 (en) | 1996-09-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU2435297A (en) | Data embedding | |
AU3034697A (en) | Method for the encryption of data transfer | |
AU2200297A (en) | Personal data network | |
AU8453498A (en) | Data communications | |
AU8224498A (en) | Data communications | |
AU3058397A (en) | Information system | |
EP0906677A3 (en) | Cryptographic communication system | |
AU2050897A (en) | Data communications computer | |
AU3182695A (en) | Data security system | |
AU1625497A (en) | Data transmitter-receiver | |
AU4405497A (en) | Information surface | |
AU5062698A (en) | Data communication system | |
AU5168098A (en) | Steel-bodied bit | |
AU1245299A (en) | Data medium | |
AU1885297A (en) | Contrast medium | |
AU2496597A (en) | Information providing system | |
AU4039297A (en) | Encryption enhancement system | |
AU4846897A (en) | Data communications system | |
AU4109097A (en) | Interaction area for data representation | |
AUPO747097A0 (en) | Security apparatus | |
AU1060499A (en) | Encryption system for secure data | |
AU3856797A (en) | Data encryption | |
GB9602441D0 (en) | Security data use | |
AU2311197A (en) | Data transfer assembly | |
AP9901571A0 (en) | Cryptographic medium |