GB2458985B - A device for obfuscating visual information - Google Patents

A device for obfuscating visual information

Info

Publication number
GB2458985B
GB2458985B GB0806249.9A GB0806249A GB2458985B GB 2458985 B GB2458985 B GB 2458985B GB 0806249 A GB0806249 A GB 0806249A GB 2458985 B GB2458985 B GB 2458985B
Authority
GB
United Kingdom
Prior art keywords
obfuscating
visual information
visual
information
obfuscating visual
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
GB0806249.9A
Other versions
GB2458985A (en
GB0806249D0 (en
Inventor
Howard James Yates
Gordon Nigel Backhurst
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0806249.9A priority Critical patent/GB2458985B/en
Publication of GB0806249D0 publication Critical patent/GB0806249D0/en
Publication of GB2458985A publication Critical patent/GB2458985A/en
Application granted granted Critical
Publication of GB2458985B publication Critical patent/GB2458985B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C5/00—Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
GB0806249.9A 2008-04-07 2008-04-07 A device for obfuscating visual information Expired - Fee Related GB2458985B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0806249.9A GB2458985B (en) 2008-04-07 2008-04-07 A device for obfuscating visual information

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0806249.9A GB2458985B (en) 2008-04-07 2008-04-07 A device for obfuscating visual information

Publications (3)

Publication Number Publication Date
GB0806249D0 GB0806249D0 (en) 2008-05-14
GB2458985A GB2458985A (en) 2009-10-14
GB2458985B true GB2458985B (en) 2013-01-02

Family

ID=39433214

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0806249.9A Expired - Fee Related GB2458985B (en) 2008-04-07 2008-04-07 A device for obfuscating visual information

Country Status (1)

Country Link
GB (1) GB2458985B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102714592B (en) 2009-06-24 2016-03-16 亚洲凯普托服务有限公司 Produce the method and system of visual key

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0260815A1 (en) * 1986-08-18 1988-03-23 Spectron Print Pty. Limited Secure encoding method and associated products
GB2282563A (en) * 1993-10-07 1995-04-12 Central Research Lab Ltd A composite image arrangement for documents of value

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0260815A1 (en) * 1986-08-18 1988-03-23 Spectron Print Pty. Limited Secure encoding method and associated products
GB2282563A (en) * 1993-10-07 1995-04-12 Central Research Lab Ltd A composite image arrangement for documents of value

Also Published As

Publication number Publication date
GB2458985A (en) 2009-10-14
GB0806249D0 (en) 2008-05-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20130328 AND 20130403

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190407