GB9103139D0 - Apparatus and method for data communication - Google Patents

Apparatus and method for data communication

Info

Publication number
GB9103139D0
GB9103139D0 GB9103139A GB9103139A GB9103139D0 GB 9103139 D0 GB9103139 D0 GB 9103139D0 GB 9103139 A GB9103139 A GB 9103139A GB 9103139 A GB9103139 A GB 9103139A GB 9103139 D0 GB9103139 D0 GB 9103139D0
Authority
GB
United Kingdom
Prior art keywords
data communication
communication
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.)
Withdrawn
Application number
GB9103139A
Other versions
GB2241414A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Enfranchise Sixty Ltd
Original Assignee
Enfranchise Sixty Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Enfranchise Sixty Ltd filed Critical Enfranchise Sixty Ltd
Publication of GB9103139D0 publication Critical patent/GB9103139D0/en
Publication of GB2241414A publication Critical patent/GB2241414A/en
Withdrawn legal-status Critical Current

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
    • H04L9/08—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)
    • H04L9/0822—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) using key encryption key

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Facsimile Transmission Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB9103139A 1990-02-14 1991-02-14 Apparatus and method for data communication. Withdrawn GB2241414A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9003326A GB9003326D0 (en) 1990-02-14 1990-02-14 Apparatus and method for data communication

Publications (2)

Publication Number Publication Date
GB9103139D0 true GB9103139D0 (en) 1991-04-03
GB2241414A GB2241414A (en) 1991-08-28

Family

ID=10670967

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9003326A Pending GB9003326D0 (en) 1990-02-14 1990-02-14 Apparatus and method for data communication
GB9103139A Withdrawn GB2241414A (en) 1990-02-14 1991-02-14 Apparatus and method for data communication.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9003326A Pending GB9003326D0 (en) 1990-02-14 1990-02-14 Apparatus and method for data communication

Country Status (3)

Country Link
AU (1) AU7238991A (en)
GB (2) GB9003326D0 (en)
WO (1) WO1991012680A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9213169D0 (en) * 1992-06-22 1992-08-05 Ncr Int Inc Cryptographic key management apparatus and method
AU7620394A (en) * 1993-09-14 1995-04-03 Chantilley Corporation Limited Apparatus for key distribution in an encryption system
CA2256009C (en) * 1996-05-24 2007-07-31 Eduard Karel De Jong System with and method of cryptographically protecting communications
GB9624127D0 (en) * 1996-11-20 1997-01-08 British Telecomm Transaction system
EP1050132A4 (en) * 1998-01-19 2005-05-18 Terence Edward Sumner Method and apparatus for conveying a private message to selected members
US6636833B1 (en) 1998-03-25 2003-10-21 Obis Patents Ltd. Credit card system and method
BR0009714A (en) 1999-04-13 2002-01-08 Orbis Patents Ltd Personal payment number format, system and method of processing the personal payment number
EP1265202A1 (en) 2001-06-04 2002-12-11 Orbis Patents Limited Business-to-business commerce using financial transaction numbers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8301458A (en) * 1983-04-26 1984-11-16 Philips Nv METHOD FOR DISTRIBUTING AND USING ENCRYPTION KEYS.
US4613901A (en) * 1983-05-27 1986-09-23 M/A-Com Linkabit, Inc. Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals
US4887296A (en) * 1984-10-26 1989-12-12 Ricoh Co., Ltd. Cryptographic system for direct broadcast satellite system
EP0287720B1 (en) * 1987-04-22 1992-01-08 International Business Machines Corporation Management of cryptographic keys
US4853962A (en) * 1987-12-07 1989-08-01 Universal Computer Consulting, Inc. Encryption system

Also Published As

Publication number Publication date
GB9003326D0 (en) 1990-04-11
AU7238991A (en) 1991-09-03
GB2241414A (en) 1991-08-28
WO1991012680A1 (en) 1991-08-22

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)