GB2155675B - Methods of authorising actions - Google Patents

Methods of authorising actions

Info

Publication number
GB2155675B
GB2155675B GB8504229A GB8504229A GB2155675B GB 2155675 B GB2155675 B GB 2155675B GB 8504229 A GB8504229 A GB 8504229A GB 8504229 A GB8504229 A GB 8504229A GB 2155675 B GB2155675 B GB 2155675B
Authority
GB
United Kingdom
Prior art keywords
authorising
actions
methods
authorising actions
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
Application number
GB8504229A
Other versions
GB8504229D0 (en
GB2155675A (en
Inventor
Robert Alan Croft
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
Publication of GB8504229D0 publication Critical patent/GB8504229D0/en
Publication of GB2155675A publication Critical patent/GB2155675A/en
Application granted granted Critical
Publication of GB2155675B publication Critical patent/GB2155675B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
    • G07F7/1016—Devices or methods for securing the PIN and other transaction-data, e.g. by encryption
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3093—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving Lattices or polynomial equations, e.g. NTRU scheme

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB8504229A 1984-02-22 1985-02-19 Methods of authorising actions Expired GB2155675B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8404607 1984-02-22

Publications (3)

Publication Number Publication Date
GB8504229D0 GB8504229D0 (en) 1985-03-20
GB2155675A GB2155675A (en) 1985-09-25
GB2155675B true GB2155675B (en) 1987-02-04

Family

ID=10557005

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8504229A Expired GB2155675B (en) 1984-02-22 1985-02-19 Methods of authorising actions

Country Status (1)

Country Link
GB (1) GB2155675B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7187772B2 (en) * 2001-08-31 2007-03-06 Hewlett-Packard Development Company, L.P. Anonymous transactions based on distributed processing

Also Published As

Publication number Publication date
GB8504229D0 (en) 1985-03-20
GB2155675A (en) 1985-09-25

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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: 19980219