Patents
Patents for G06F 21 - Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity (119,294)
08/1994
08/16/1994US5339403 Access control in a distributed computer system
08/16/1994CA2007469C Secure integrated circuit chip with conductive shield
08/09/1994US5337360 Method and apparatus for creating, supporting, and using travelling programs
08/09/1994US5337357 Method of software distribution protection
08/04/1994WO1994012923A3 A safety critical processor and processing method for a data processing system
08/04/1994DE4302634A1 Computer system with protection against software copying
08/03/1994EP0609013A2 Recording and reproducing apparatus
08/02/1994US5335346 Access control policies for an object oriented database, including access control lists which span across object boundaries
08/02/1994CA1331213C Public key/signature cryptosystem with enhanced digital signature certification
07/1994
07/28/1994CA2101198A1 Secure network method and apparatus
07/27/1994EP0608126A2 Information recording medium and method of fabricating same
07/27/1994EP0608060A1 Data protection apparatus and method
07/26/1994US5333306 Information processing system having a data protection unit
07/26/1994US5333152 Electronic mail remote data transfer system
07/22/1994CA2113842A1 Recording and reproducing apparatus
07/21/1994WO1994016508A1 Software evaulation and distribution apparatus, system, and method
07/20/1994EP0606792A1 Procedure for authentication of an information unit by another
07/20/1994EP0606771A2 Method and apparatus for providing enhanced data verification in a computer system
07/20/1994EP0606401A1 Apparatus and method for providing network security
07/14/1994DE4300506A1 Electronic access control of disk-drive of personal computer
07/13/1994EP0605618A1 Enhanced security system for computing devices
07/13/1994EP0527820A4 Method and means to limit access to computer systems
07/12/1994US5329570 Copy protection of software for use in a private branch exchange switch
07/07/1994DE4342635A1 Überspannungsschutz für elektrische Geräte Surge protection for electrical equipment
07/06/1994EP0605289A1 Method and apparatus for authentication using a zero knowledge protocol
07/06/1994EP0605106A1 Computer security metapolicy system
07/06/1994EP0604901A1 Database system and method for accessing the same
07/05/1994US5327563 Method for locking software files to a specific storage device
07/05/1994US5327497 Preboot protection of unauthorized use of programs and data with a card reader interface
06/1994
06/29/1994EP0294489B1 Optical disc and optical disc unit
06/28/1994US5325430 Encryption apparatus for computer device
06/22/1994EP0282570B1 Metering retrieval of encrypted data stored in customer data retrieval terminal
06/21/1994US5323146 Method for authenticating the user of a data station connected to a computer system
06/15/1994EP0601500A1 Transformation of distributed data
06/14/1994US5321751 Method and apparatus for credit card verification
06/09/1994WO1994013080A1 Method and apparatus for improved security within encrypted communication devices
06/09/1994WO1994012923A2 A safety critical processor and processing method for a data processing system
06/09/1994CA2145854A1 A safety critical processor and processing method for a data processing system
06/08/1994EP0600732A2 Copy protection of software for use in a private branch exchange switch
06/08/1994EP0600660A2 Information processing system which can check secondary storage medium having prescribed relation therewith and secondary storage device therefore
06/07/1994US5319776 In transit detection of computer virus with safeguard
06/07/1994US5319765 Semiconductor memory unit utilizing a security code generator for selectively inhibiting memory access
06/07/1994US5319705 Method and system for multimedia access control enablement
06/01/1994DE4315732C1 Personal computer software integrity booting and testing - conducting power-on self-test in ROM-BIOS, loading partition, loading boot sector of operating system partition, starting operating system and kernel, and using one=way hash function for cryptographic key and testing
06/01/1994DE4239865A1 Unauthorised program use prevention method - inserting installation chip card data carrier into test appts. before starting, interrogating card to check program addresses, and interrupting program with incorrect answer
05/1994
05/31/1994US5317746 Message-based data processing system that provides checking for access to server space
05/27/1994CA2109982A1 Information processing system which can check secondary storage medium having prescribed relation therewith and secondary storage device therefor
05/26/1994WO1994011969A1 Apparatus and method for providing data security in a computer system having a removable memory
05/26/1994WO1994011829A1 Synchronous smart card authentication and encryption circuit and method
05/25/1994EP0598587A1 File locking based on disk location
05/24/1994US5315504 Electronic document approval system
05/18/1994EP0597599A2 Method for establishing licensor changeable limits on software usage
05/18/1994EP0597192A2 Method for enabling later verification of already transmitted data
05/18/1994CN1086919A Circuit for protecting of data
05/18/1994CN1024601C System for preventing the use of an unauthorized external memory
05/17/1994US5313639 Computer with security device for controlling access thereto
05/17/1994US5313637 Method and apparatus for validating authorization to access information in an information processing system
05/17/1994US5313520 Method and device for protecting data of ROM
05/17/1994CA2002240C System and method of protecting integrity of computer data and software
05/17/1994CA1329657C Method and apparatus for protecting material on storage media
05/11/1994WO1994010778A1 Method and apparatus for authentication of client server communication
05/11/1994WO1994010773A1 Security access and monitoring system for personal computer
05/11/1994WO1994010687A1 Verifiable security circuitry for preventing unauthorized access to programmed read only memory
05/11/1994WO1994010660A1 Method and system for writing data onto a medium so as to enable subsequent verification of authenticity
05/11/1994WO1994010658A1 Secure access control system
05/11/1994WO1994010655A1 Ic card
05/11/1994WO1994010651A1 Portable data store
05/11/1994WO1994010626A1 Voice-controlled data entry device for computers, particularly personal computers
05/11/1994CA2125987A1 Portable data store
05/10/1994US5311596 Continuous authentication using an in-band or out-of-band side channel
05/10/1994US5311591 Computer system security method and apparatus for creating and using program authorization information data structures
05/05/1994DE4236908A1 Sprachgesteuertes Dateneingabegerät für Computer, insbesondere Personalcomputer Voice-controlled data input device for computers, especially personal computers
05/04/1994EP0595720A1 Process and system for recording information on a data carrier enabling to later certify the originality of this information
05/04/1994EP0595554A1 Docking apparatus for portable computer
05/04/1994EP0595288A1 Security circuit for protecting data stored in memory
05/04/1994EP0325777B1 A distributed auditing subsystem for an operating system
05/03/1994US5309387 Tamper resistant module with logical elements arranged on a substrate to protect information stored in the same module
04/1994
04/28/1994WO1994009446A1 Biometric personal identification system based on iris analysis
04/28/1994WO1994006096A3 Restricting and auditing the operation of a computer via a trusted path mechanism
04/27/1994EP0594493A1 Software acquiring procedure and information system for carrying out this procedure
04/27/1994EP0593596A1 Portable computer locking means.
04/26/1994US5307501 Insuring data security and requiring only the minimum necessary input operations
04/20/1994EP0593386A2 Method and apparatus for accessing touch screen desktop objects via fingerprint recognition
04/20/1994EP0593305A2 Information carrier and recording and/or reproducing and/or initializing apparatus
04/20/1994CN1085721A Apparatus and method for preventing unauthorized copying of video signals
04/20/1994CN1085680A Record replaying apparatus
04/19/1994US5305460 Data processor
04/19/1994US5305456 Apparatus and method for computer system integrated security
04/14/1994WO1994008408A1 Location-sensitive remote database access control
04/13/1994EP0591451A1 Method and apparatus for transferring data between a host device and a plurality of portable computers
04/06/1994EP0590874A2 Speech password system
04/06/1994EP0590645A1 Method and system for reducing memory allocation requests
04/06/1994EP0589884A1 Secured method for loading a plurality of applications into a microprocessor memory card.
04/05/1994US5301346 Method and apparatus for transferring data between a host device and plurality of portable computers
04/05/1994US5301246 Data communications equipment security device using calling party directory number
04/05/1994US5301233 Process for the transmission and reception of personalized programs
04/05/1994US5301231 User defined function facility
03/1994
03/31/1994WO1994007219A1 Combination pin pad and terminal
03/31/1994WO1994007204A1 System for software registration
03/31/1994WO1993019413A3 Hardware write protection circuitry for external mass storages of personal computers (pc)