GB8907412D0 - Means of restricting access to computer files - Google Patents

Means of restricting access to computer files

Info

Publication number
GB8907412D0
GB8907412D0 GB8907412A GB8907412A GB8907412D0 GB 8907412 D0 GB8907412 D0 GB 8907412D0 GB 8907412 A GB8907412 A GB 8907412A GB 8907412 A GB8907412 A GB 8907412A GB 8907412 D0 GB8907412 D0 GB 8907412D0
Authority
GB
United Kingdom
Prior art keywords
restricting access
computer files
files
computer
restricting
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.)
Pending
Application number
GB8907412A
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 GB8907412A priority Critical patent/GB8907412D0/en
Publication of GB8907412D0 publication Critical patent/GB8907412D0/en
Priority to PCT/GB1990/000478 priority patent/WO1990012357A2/en
Priority to CA002050573A priority patent/CA2050573A1/en
Priority to JP50580990A priority patent/JPH04504322A/en
Priority to EP19900905598 priority patent/EP0466763A1/en
Priority to AU54172/90A priority patent/AU648023B2/en
Priority to US08/054,723 priority patent/US5297200A/en
Pending legal-status Critical Current

Links

GB8907412A 1989-04-01 1989-04-01 Means of restricting access to computer files Pending GB8907412D0 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB8907412A GB8907412D0 (en) 1989-04-01 1989-04-01 Means of restricting access to computer files
PCT/GB1990/000478 WO1990012357A2 (en) 1989-04-01 1990-03-30 Computer security system
CA002050573A CA2050573A1 (en) 1989-04-01 1990-03-30 Computer security system
JP50580990A JPH04504322A (en) 1989-04-01 1990-03-30 Computer protection device
EP19900905598 EP0466763A1 (en) 1989-04-01 1990-03-30 Computer security system
AU54172/90A AU648023B2 (en) 1989-04-01 1990-03-30 Computer security system
US08/054,723 US5297200A (en) 1989-04-01 1993-04-28 Computer security system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8907412A GB8907412D0 (en) 1989-04-01 1989-04-01 Means of restricting access to computer files

Publications (1)

Publication Number Publication Date
GB8907412D0 true GB8907412D0 (en) 1989-05-17

Family

ID=10654345

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8907412A Pending GB8907412D0 (en) 1989-04-01 1989-04-01 Means of restricting access to computer files

Country Status (6)

Country Link
EP (1) EP0466763A1 (en)
JP (1) JPH04504322A (en)
AU (1) AU648023B2 (en)
CA (1) CA2050573A1 (en)
GB (1) GB8907412D0 (en)
WO (1) WO1990012357A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5377269A (en) * 1992-10-29 1994-12-27 Intelligent Security Systems, Inc. Security access and monitoring system for personal computer
FR2723224B1 (en) * 1994-07-28 1996-09-06 Sgs Thomson Microelectronics MEMORY OR CHIP CARD READER SYSTEM
CN1902559B (en) 2004-01-06 2010-11-03 汤姆逊许可证公司 Secure porting of information from one device to another

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4799153A (en) * 1984-12-14 1989-01-17 Telenet Communications Corporation Method and apparatus for enhancing security of communications in a packet-switched data communications system
AU8232187A (en) * 1986-10-24 1988-05-25 Harcom Security Systems Corp. Computer security system
JPS63148360A (en) * 1986-12-12 1988-06-21 Canon Inc Protecting device
FR2618926B1 (en) * 1987-10-30 1990-06-08 Microphar MEMORY DEVICE FOR CONTROLLING THE USE OF SOFTWARE, OF THE KEY TYPE

Also Published As

Publication number Publication date
WO1990012357A2 (en) 1990-10-18
AU648023B2 (en) 1994-04-14
CA2050573A1 (en) 1990-10-02
EP0466763A1 (en) 1992-01-22
AU5417290A (en) 1990-11-05
WO1990012357A3 (en) 1990-11-15
JPH04504322A (en) 1992-07-30

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