| Patents for G06F 21 - Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity (119,294) |
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| 11/16/1993 | US5263165 System for providing user access control within a distributed data processing system having multiple resource managers |
| 11/16/1993 | US5263158 Method and system for variable authority level user access control in a distributed data processing system having multiple resource manager |
| 11/16/1993 | US5263157 Method and system for providing user access control within a distributed data processing system by the exchange of access control profiles |
| 11/16/1993 | US5263147 System for providing high security for personal computers and workstations |
| 11/11/1993 | WO1993022723A1 Network adaptor connected to a computer for virus signature recognition in all files on a network |
| 11/09/1993 | US5261102 System for determining direct and indirect user access privileges to data base objects |
| 11/09/1993 | US5261070 Method and apparatus for forming unique user identification data at remote terminal for secure transmission of data from host terminal |
| 11/09/1993 | US5261000 On-line terminal unit |
| 11/09/1993 | US5260999 Filters in license management system |
| 11/03/1993 | EP0568438A1 Method for securing of executable programs against utilisation by an unauthorized person and security system for its application |
| 11/03/1993 | EP0567800A1 Data processing system and method to enforce payment of royalties when copying softcopy books |
| 11/03/1993 | EP0567492A1 Method and device for monitoring computer manipulations. |
| 11/03/1993 | EP0567474A1 Method and apparatus for access control and/or identification. |
| 11/02/1993 | US5259029 Decoding device for computer software protection |
| 11/02/1993 | US5259025 Method of verifying fake-proof video identification data |
| 10/28/1993 | WO1993021582A1 System for protection of software |
| 10/28/1993 | WO1993021581A2 Cryptographic data security in a secured computer system |
| 10/28/1993 | DE4308680A1 Preventing unauthorised use of optical disc e.g. CD-ROM - comparing first information read out from area of disc inaccessible to user with second information concerning authentic disk |
| 10/28/1993 | CA2133960A1 System for protection of software |
| 10/28/1993 | CA2118246A1 Data enclave and trusted path system |
| 10/27/1993 | EP0566811A1 Authentication method and system with a smartcard |
| 10/20/1993 | EP0566512A1 Method of controlling access to a function within a module with the aid of a password |
| 10/20/1993 | EP0566492A1 Method for authenticating a data processing system from a computer diskette |
| 10/19/1993 | US5254989 Garbling the identification of a key of a non-coded keyboard, and circuit for performing the method |
| 10/14/1993 | WO1993020538A1 A cryptographic communications method and system |
| 10/13/1993 | EP0565314A2 Method and apparatus for creating, supporting, and using travelling programs |
| 10/13/1993 | EP0565281A2 Information handling system incorporated with an information security measure |
| 10/13/1993 | EP0564832A1 Identity verification system resistant to compromise by observation of its use |
| 10/12/1993 | US5253297 Data processing system with cryptographic facility |
| 10/12/1993 | US5253295 Process for authentication, by an outside medium, of a portable object connected to that medium via a transmission line and system for carrying out the process |
| 10/06/1993 | EP0564187A2 Recording and reproducing apparatus |
| 10/06/1993 | EP0563912A1 A protective device for computers and the like |
| 10/05/1993 | US5251304 Integrated circuit microcontroller with on-chip memory and external bus interface and programmable mechanism for securing the contents of on-chip memory |
| 09/30/1993 | WO1993019413A2 Hardware write protection circuitry for external mass storages of personal computers (pc) |
| 09/30/1993 | WO1993019412A2 Write protection circuitry for external mass storages |
| 09/28/1993 | US5249294 Determination of time of execution of predetermined data processing routing in relation to occurrence of prior externally observable event |
| 09/28/1993 | US5249291 Method and apparatus for consensual delegation of software command operations in a data processing system |
| 09/28/1993 | US5249232 Data processing system having an encryption device |
| 09/28/1993 | US5249230 Authentication system |
| 09/22/1993 | EP0561685A2 An electronic data protection system |
| 09/22/1993 | EP0561509A1 Computer system security |
| 09/22/1993 | CN1076534A Personal computer system with security features and method |
| 09/21/1993 | US5247575 Information distribution system |
| 09/15/1993 | EP0560277A1 Method and apparatus for controlling read and write of microcomputer hard disk |
| 09/14/1993 | US5245657 Verification method and apparatus |
| 09/14/1993 | US5245330 Microprocessor-controlled apparatus with improved disabling |
| 09/09/1993 | DE4306819A1 Computation process between IC card and terminal - provides computation check without direct transmission between units to protect access to coding data to prevent unauthorised access |
| 09/07/1993 | US5243652 Location-sensitive remote database access control |
| 09/07/1993 | US5243648 Protective device for computers and the like |
| 09/07/1993 | US5243175 Method and apparatus for determining the validity of data in an integrated circuit card |
| 09/02/1993 | WO1993017388A1 System for protecting computers via intelligent tokens or smart cards |
| 09/01/1993 | EP0558326A1 Enhanced call-back authentication method and apparatus |
| 09/01/1993 | EP0558222A1 Personal computer system with security features and method |
| 09/01/1993 | EP0558132A2 Data exchange arrangement |
| 08/31/1993 | US5241594 One-time logon means and methods for distributed computing systems |
| 08/25/1993 | EP0556928A1 A device for enciphering and deciphering, by means of the DES algorithm, data to be written to or read from a hard disk |
| 08/25/1993 | EP0556305A1 A secure system for activating personal computer software at remote locations |
| 08/24/1993 | US5239648 Computer network capable of accessing file remotely between computer systems |
| 08/24/1993 | US5239166 Secure data interchange system erasing a card memory upon an invalid response |
| 08/18/1993 | EP0555715A1 User defined cryptographic function facility |
| 08/18/1993 | EP0555587A1 Computer system with multiple data format and cryptographic module |
| 08/18/1993 | EP0555219A1 Method and apparatus for personal identification |
| 08/17/1993 | US5237616 Secure computer system having privileged and unprivileged memories |
| 08/17/1993 | US5237614 Integrated network security system |
| 08/17/1993 | US5237531 Read-only memory having a security circuit preventing unauthorized memory retrieval |
| 08/17/1993 | US5237307 Non-contact tamper sensing by electronic means |
| 08/11/1993 | EP0554548A2 A data processing system and method to produce soft-copy book readers which are limited to reading only books published by a specific publisher |
| 08/11/1993 | CN1075222A Firmware processing mode for multi-function keyboard |
| 08/10/1993 | US5235681 Image filing system for protecting partial regions of image data of a document |
| 08/10/1993 | US5235642 Access control subsystem and method for distributed computer system using locally cached authentication credentials |
| 08/10/1993 | US5235641 File encryption method and file cryptographic system |
| 08/04/1993 | EP0553545A2 CD-ROM disk and security check method for the same |
| 08/04/1993 | EP0553163A1 Method for distributing the memory of an integrated circuit among a plurality of applications |
| 08/03/1993 | US5233658 Method and means to limit access to computer systems |
| 08/03/1993 | US5233655 Data access verification system |
| 08/03/1993 | US5233505 Security device for protecting electronically-stored data |
| 08/03/1993 | CA1321036C Method and apparatus for protecting computer software utilizing coded filter network in conjunction with an active coded hardware device |
| 07/28/1993 | EP0552822A2 Hand-held electronic device for establishing a secure connection with a host via a terminal |
| 07/27/1993 | CA1320747C System for encryption and identification |
| 07/21/1993 | EP0552079A1 Mass memory card for microcomputer |
| 07/21/1993 | EP0552078A1 Insertable card for microcomputer constituting a reader for cards with flat contacts |
| 07/21/1993 | EP0552077A1 Mass memory card for microcomputer with facilities for execution of internal programs |
| 07/21/1993 | CN1074546A System for preventing the use of an unauthorized external memory |
| 07/20/1993 | US5229764 Continuous biometric authentication matrix |
| 07/08/1993 | WO1993013477A1 Computer protection device |
| 07/08/1993 | WO1993011511A3 Personal identification devices and access control systems |
| 07/06/1993 | US5226172 Methods for configuring and performing 3-level password searching in a distributed computer system |
| 07/06/1993 | US5226148 Method and apparatus for validating character strings |
| 07/06/1993 | US5226080 Method and apparatus for password protection of a computer |
| 07/06/1993 | US5225664 Mutual authentication system |
| 07/06/1993 | US5224430 Security enclosures |
| 06/30/1993 | EP0549511A1 Method and system for delaying the activation of inactivity security mechnanisms in a multimedia data processing system |
| 06/30/1993 | EP0548632A1 Security device for a computer system |
| 06/30/1993 | EP0472521A4 Information distribution system |
| 06/30/1993 | CN1073789A Electronic-monetary system |
| 06/29/1993 | US5224166 System for seamless processing of encrypted and non-encrypted data and instructions |
| 06/29/1993 | US5224164 Method and apparatus for transliterating messages |
| 06/29/1993 | US5224163 Method for delegating authorization from one entity to another through the use of session encryption keys |
| 06/29/1993 | US5224160 Process for securing and for checking the integrity of the secured programs |
| 06/29/1993 | US5224067 Electronic memo/retrieval apparatus with confidential storage |