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| Number | Title | Issue Date |
| 7194628 | Methods and systems for group authentication using the naccache-stern cryptosystem in accordance with a prescribed rule A method for group authentication using a public key cryptosystem that includes a public key and a private key, comprising the steps of providing a Private Key Share to a Tool of each Entity of each Group encompassed by a Boolean Expression of a prescribed Rule base... | 03/20/2007 |
| 7097107 | Pseudo-random number sequence file for an integrated circuit card An integrated circuit card includes a microprocessor, an integral memory element, and a pseudo-random number sequence file stored therein. The pseudo-random number sequence file includes a pseudo-random number sequence generator operable to generate an instance of a... | 08/29/2006 |
| 6963740 | Secure enterprise communication system utilizing enterprise-specific security/trust token-enabled wireless communication devices An enterprise communications system for implementing, accessing, using, and managing enterprise-specific resources includes one or more Mandate clients, each Mandate client including a wireless communication device and an enterprise-specific identity module installe... | 11/08/2005 |
| 6824064 | Concurrent communication with multiple applications on a smart card A smart card capable of having a plurality of applications has a memory that is logically partitioned into a plurality of memory blocks. A control program allocates one or more blocks to one of the applications, upon a declaration from the application of its memory ... | 11/30/2004 |
| 6676022 | Smart card system with command queuing A smart card-based information processing system capable of compatibly operating under a standard requiring the complete processing of one command at a time, but which is also capable of queuing commands received from applications external to the smart ca... | 01/13/2004 |
