Patents for G06F 21 - Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity (119,294) |
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12/14/1994 | CN1096389A Recording and reproducing appts. |
12/13/1994 | US5373289 Method and system for access to a paging radio receiver |
12/10/1994 | CA2125445A1 Intrusion and suspicious user detection device for a computer installation and security system incorporating said device |
12/07/1994 | EP0627679A1 Data flow control apparatus and memory apparatus |
12/06/1994 | US5371794 Method and apparatus for privacy and authentication in wireless networks |
12/06/1994 | US5371793 Data storage device and method of accessing the data storage device |
12/06/1994 | US5371792 CD-ROM disk and security check method for the same |
12/06/1994 | US5371692 Activating circuit for modifying or adding a new program to an electronic device |
11/30/1994 | EP0401258B1 Document marking system |
11/29/1994 | US5369707 Secure network method and apparatus |
11/29/1994 | US5369702 Distributed cryptographic object method |
11/24/1994 | DE4321151C1 Protective key circuit |
11/22/1994 | US5367704 Method and system for limiting program utilization period in computer |
11/22/1994 | US5367682 Data processing virus protection circuitry including a permanent memory for storing a redundant partition table |
11/22/1994 | US5367572 Method and apparatus for personal identification |
11/22/1994 | US5367150 Data processing system using IC card |
11/17/1994 | EP0624267A1 Method and device for preventing unauthorised access to a computer system |
11/17/1994 | EP0465571A4 Method and apparatus for protecting material on storage media |
11/15/1994 | US5365587 Data processing system |
11/15/1994 | US5365586 Method and apparatus for fingerprinting magnetic media |
11/15/1994 | US5365580 System and method of detecting unauthorized use of identifiers |
11/15/1994 | US5365045 Portable electric device |
11/09/1994 | EP0624014A2 Personal date/time notary device |
11/09/1994 | EP0623879A1 Microprocessor with secure memory |
11/08/1994 | US5363446 Computer for the control station of a machine, more particularly a printing press |
11/02/1994 | EP0622719A1 Protecting device for circuit components and for data in an electrotechnical apparatus |
11/02/1994 | EP0373175B1 Device for identification of messages |
11/01/1994 | US5361359 System and method for controlling the use of a computer |
11/01/1994 | US5361062 Personal security system |
10/27/1994 | WO1994024669A1 Magnetic recording head with continuously monitored track following servo |
10/27/1994 | WO1994024641A1 Method and apparatus for process control, tension control, and testing of magnetic media |
10/27/1994 | WO1994024639A1 Method and apparatus for noise reduction in magnetic media |
10/27/1994 | WO1994024638A1 Method and apparatus for fingerprinting and authenticating magnetic media |
10/27/1994 | CA2159801A1 Method and apparatus for fingerprinting and authenticating magnetic media |
10/27/1994 | CA2159800A1 Method and apparatus for noise reduction in magnetic media |
10/26/1994 | EP0621660A2 Network conditioning insert |
10/26/1994 | EP0621569A1 Protection device of the keys of a chip card |
10/26/1994 | EP0621532A1 Password verification system |
10/26/1994 | EP0614553A4 Computer memory protection. |
10/25/1994 | US5359659 Method for securing software against corruption by computer viruses |
10/20/1994 | DE4419115A1 Method of highly effective protection from unauthorised use of software copies |
10/20/1994 | DE4312905A1 Protection device for protecting stored data |
10/18/1994 | US5357573 Memory card |
10/18/1994 | US5357467 Security circuit for protecting data stored in memory |
10/13/1994 | WO1994023500A1 Programmable logic device having security elements located amongst configuration bit locations to prevent unauthorized reading |
10/13/1994 | WO1994017650A3 A method and system for controlling the use of software |
10/12/1994 | EP0619037A1 Portable data store |
10/11/1994 | US5355474 System for multilevel secure database management using a knowledge base with release-based and other security constraints for query, response and update modification |
10/11/1994 | US5355414 Computer security system |
10/11/1994 | US5355413 Authentication method performed between IC card and terminal unit and system therefor |
10/11/1994 | US5355336 Memory device and a method for prohibiting writing to the memory device |
10/04/1994 | US5353411 Operating system generation method |
10/04/1994 | US5353350 Electro-active cradle circuits for the detection of access or penetration |
09/29/1994 | DE4409551A1 Verfahren und Anordnung zur Verhinderung eines unberechtigten Zugriffs zu einem arbeitenden Computer Method and apparatus for preventing unauthorized access to a working computer |
09/28/1994 | EP0617387A2 File management apparatus for IC card |
09/28/1994 | EP0617383A2 Data storage device |
09/28/1994 | EP0591451A4 Method and apparatus for transferring data between a host device and a plurality of portable computers |
09/28/1994 | CN1092888A Database system and method for accessing the same |
09/21/1994 | EP0567492B1 Method and device for monitoring computer manipulations |
09/21/1994 | EP0335919B1 System and method for securing integrated circuits from unauthorized copying |
09/20/1994 | US5349663 System for representing hierarchical structures |
09/20/1994 | US5349655 Method for recovery of a computer program infected by a computer virus |
09/20/1994 | US5349643 System and method for secure initial program load for diskless workstations |
09/20/1994 | US5349642 Method and apparatus for authentication of client server communication |
09/20/1994 | US5349249 Programmable logic device having security elements located amongst configuration bit location to prevent unauthorized reading |
09/15/1994 | WO1994020901A1 Method for executing software program and circuit device for implementing the method |
09/15/1994 | WO1994020897A1 Hardware protection control for computer storage devices |
09/15/1994 | DE4307395A1 Data security system |
09/14/1994 | EP0615192A1 Method and apparatus for object traversing suitable for structured memory formed by linked objects |
09/14/1994 | EP0614559A1 Personal identification devices and access control systems |
09/14/1994 | EP0614553A1 Computer memory protection |
09/13/1994 | US5347581 Verification process for a communication system |
09/13/1994 | US5347580 Authentication method and system with a smartcard |
09/13/1994 | US5347579 Personal computer diary |
09/13/1994 | US5347578 Computer system security |
09/07/1994 | EP0614159A1 Ic card |
09/07/1994 | CN1091844A Secure access control system |
09/07/1994 | CN1091843A Trusted personal computer system with identification |
09/06/1994 | US5345549 Multimedia based security systems |
09/06/1994 | US5345507 In a communication system |
09/01/1994 | WO1994019884A1 Personal computer diary |
09/01/1994 | CA2156604A1 Personal computer diary |
08/31/1994 | EP0613073A1 Licence management mechanism for a computer system |
08/30/1994 | US5343530 Method for the authentication of data |
08/30/1994 | US5343529 Transaction authentication using a centrally generated transaction identifier |
08/30/1994 | US5343527 Hybrid encryption method and system for protecting reusable software components |
08/30/1994 | US5343526 Method for establishing licensor changeable limits on software usage |
08/30/1994 | US5343525 Hard disk data security device |
08/30/1994 | US5343524 Intelligent security device |
08/24/1994 | EP0612040A2 Method and apparatus for credit card verification |
08/24/1994 | EP0612001A1 Monitoring system with dual memory for electrophotographic printing machines using replaceable cartridges |
08/24/1994 | EP0611461A1 Device for protecting a computer facility by restricting access thereto. |
08/23/1994 | US5341429 Transformation of ephemeral material |
08/23/1994 | US5341422 Trusted personal computer system with identification |
08/23/1994 | US5341421 Security device, including a memory and/or a microcomputer for data processing machines |
08/23/1994 | CA1331641C System for conveying information for the reliable authentication of a plurality of documents |
08/23/1994 | CA1331640C Document authentication system |
08/18/1994 | WO1994017650A2 A method and system for controlling the use of software |
08/17/1994 | EP0610623A1 File locking based on bad disk sectors |
08/17/1994 | EP0610497A1 A dongle |