GB2194416B - A method of authenticating stream ciphers - Google Patents

A method of authenticating stream ciphers

Info

Publication number
GB2194416B
GB2194416B GB8620388A GB8620388A GB2194416B GB 2194416 B GB2194416 B GB 2194416B GB 8620388 A GB8620388 A GB 8620388A GB 8620388 A GB8620388 A GB 8620388A GB 2194416 B GB2194416 B GB 2194416B
Authority
GB
United Kingdom
Prior art keywords
authenticating
stream ciphers
ciphers
stream
authenticating stream
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
Application number
GB8620388A
Other versions
GB2194416A (en
GB8620388D0 (en
Inventor
David Douglas Buckley
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.)
Plessey Co Ltd
Original Assignee
Plessey Co 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB8620388A priority Critical patent/GB2194416B/en
Publication of GB8620388D0 publication Critical patent/GB8620388D0/en
Publication of GB2194416A publication Critical patent/GB2194416A/en
Application granted granted Critical
Publication of GB2194416B publication Critical patent/GB2194416B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L9/06—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
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3297—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving time stamps, e.g. generation of time stamps
    • 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
    • H04L2209/80—Wireless

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB8620388A 1986-08-19 1986-08-19 A method of authenticating stream ciphers Expired - Fee Related GB2194416B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8620388A GB2194416B (en) 1986-08-19 1986-08-19 A method of authenticating stream ciphers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8620388A GB2194416B (en) 1986-08-19 1986-08-19 A method of authenticating stream ciphers

Publications (3)

Publication Number Publication Date
GB8620388D0 GB8620388D0 (en) 1987-01-14
GB2194416A GB2194416A (en) 1988-03-02
GB2194416B true GB2194416B (en) 1990-05-09

Family

ID=10603060

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8620388A Expired - Fee Related GB2194416B (en) 1986-08-19 1986-08-19 A method of authenticating stream ciphers

Country Status (1)

Country Link
GB (1) GB2194416B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2658375B2 (en) * 1989-05-25 1994-04-22 Adventure ELECTRONIC DEVICE FOR ALLOWING INDIVIDUAL PARTICIPATION IN A BROADCASTING PROGRAM.
EP0703555B1 (en) * 1990-10-04 2002-07-03 Info Telecom Method for realizing virtual interactivity between an individual and a data carrier
FR2667704B1 (en) * 1990-10-04 1992-12-11 Info Telecom PROCESS FOR MATERIALIZING A VIRTUAL INTERACTIVITY BETWEEN AN INDIVIDUAL AND AN INFORMATION MEDIUM.
FR2675289B1 (en) * 1991-04-12 1993-07-02 Info Telecom IMPROVED METHOD FOR MATERIALIZING A VIRTUAL INTERACTIVITY BETWEEN AN INFORMATION MEDIUM AND AN INDIVIDUAL.
US5455863A (en) * 1993-06-29 1995-10-03 Motorola, Inc. Method and apparatus for efficient real-time authentication and encryption in a communication system
DE19845199A1 (en) * 1998-10-01 2000-04-06 Maz Mikroelektronik Anwendungs Time stamping data with official time e.g. for electronic signature on digital documents by using decrypted official time signal to set internal time source

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471164A (en) * 1981-10-13 1984-09-11 At&T Bell Laboratories Stream cipher operation using public key cryptosystem

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471164A (en) * 1981-10-13 1984-09-11 At&T Bell Laboratories Stream cipher operation using public key cryptosystem

Also Published As

Publication number Publication date
GB2194416A (en) 1988-03-02
GB8620388D0 (en) 1987-01-14

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940819