Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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08/06/1996 | US5544322 In a distributed computing system |
08/06/1996 | US5544246 Smartcard adapted for a plurality of service providers and for remote installation of same |
08/06/1996 | US5544245 Mutual authentication/cipher key delivery system |
08/06/1996 | US5543920 System and method for sensing color and preventing use of unauthorized color formulation software |
08/06/1996 | CA2118826C Hardware arrangement for enciphering bit blocks while renewing a key at each iteration |
08/01/1996 | WO1996023376A2 Apparatus and method for generating pseudorandom quantities based upon radio channel characteristics |
08/01/1996 | DE19518546C1 Exchange of cryptographic codes between terminal and network server |
08/01/1996 | DE19518544C1 Processor-supported exchange of cryptographic codes |
08/01/1996 | CA2210714A1 Apparatus and method for generating pseudorandom quantities based upon radio channel characteristics |
07/31/1996 | EP0724343A2 Apparatus for indicating manipulation in transmitted data |
07/31/1996 | EP0723726A1 System and apparatus for blockwise encryption/decryption of data |
07/30/1996 | US5541996 Apparatus and method for a pseudo-random number generator for high precision numbers |
07/30/1996 | US5541995 Method and apparatus for decoding non-sequential data packets |
07/30/1996 | US5541994 Fingerprint controlled public key cryptographic system |
07/30/1996 | US5541581 Electronic combination lock security system |
07/30/1996 | CA2094026C Method and apparatus for personal identification |
07/25/1996 | WO1996022643A1 Establishment of cryptographic keys in radio networks |
07/25/1996 | WO1996007267A3 System for processing a video signal via series-connected high speed signal processing smart cards |
07/25/1996 | CA2210195A1 Establishment of cryptographic keys in radio networks |
07/24/1996 | EP0723373A2 Decryptor |
07/24/1996 | EP0723349A2 Method and apparatus for secure anonymous message transfer and electronic voting |
07/24/1996 | EP0723348A2 Method and system for a public key cryptosystem having proactive, robust, and recoverable distributed threshold secret sharing |
07/24/1996 | EP0722642A1 Multistream encryption system for secure communication |
07/24/1996 | EP0722641A1 Method and apparatus for providing secure communications for a requested call |
07/24/1996 | EP0722640A1 Cryptographic receiver |
07/24/1996 | EP0722596A1 Method and system for secure, decentralised personalisation of smart cards |
07/24/1996 | CN1127559A Data protection system |
07/23/1996 | US5539828 Apparatus and method for providing secured communications |
07/23/1996 | US5539827 Device and method for data encryption |
07/23/1996 | US5539826 Method for message authentication from non-malleable crypto systems |
07/23/1996 | US5539825 Electronic cashless transaction system |
07/23/1996 | US5539824 Method and system for key distribution and authentication in a data communication network |
07/17/1996 | EP0722236A2 System and method for fault tolerant key management |
07/17/1996 | EP0721718A1 Method and apparatus for authentication in a communication system |
07/16/1996 | US5537475 Efficient digital signature algorithm and use thereof technical field |
07/16/1996 | US5537474 Method and apparatus for authentication in a communication system |
07/11/1996 | DE19514084C1 Processor-controlled exchange of cryptographic keys, e.g. in mobile communications |
07/10/1996 | EP0721271A1 Access control system for computers connected in a private network |
07/10/1996 | EP0720796A1 System and method for changing the key or password in a secure distributed communications network |
07/10/1996 | CN1126339A Video data bus communication system and method |
07/09/1996 | US5535277 Encryption communication apparatus |
07/09/1996 | US5535276 Yaksha, an improved system and method for securing communications using split private key asymmetric cryptography |
07/09/1996 | US5535275 Apparatus and method for producing scrambled digital video signals |
07/09/1996 | US5534857 Method and system for secure, decentralized personalization of smart cards |
07/04/1996 | WO1996020553A2 Unified messaging and long distance communication system |
07/04/1996 | WO1996020461A1 Method for implementing a private key communication protocol between two processing devices |
07/04/1996 | DE19518545C1 Cryptographic key exchange between network and personal computer |
07/04/1996 | CA2208983A1 Method for implementing a private key communication protocol between two processing devices |
07/03/1996 | EP0720328A1 Signal transmitting method and communication system |
07/03/1996 | EP0720327A2 Device and method for generating pseudorandom noise sequence |
07/03/1996 | EP0720326A2 Method for secure session key generation |
07/03/1996 | EP0719485A1 Access control for portable data storage media |
07/03/1996 | EP0719438A1 Access control system for restricting access to authorised hours and renewing it using a portable storage medium |
07/03/1996 | EP0719370A1 Resynchronizing transmitters to receivers for secure vehicle entry using cryptography or rolling code |
07/03/1996 | EP0719369A1 Apparatus for remote implementation of a command |
07/03/1996 | CN1126005A Error correctable data transmission method and device based on semi-cyclic codes |
07/02/1996 | US5533128 Pseudo-random transposition cipher system and method |
07/02/1996 | US5533127 Encryption system |
07/02/1996 | US5533051 Method for data compression |
07/02/1996 | US5532695 Power of two length pseudorandom noise sequence generator |
06/27/1996 | CA2165595A1 Device and method for generating pesudorandom noise sequence |
06/26/1996 | EP0719007A2 Small size product cipher apparatus |
06/26/1996 | EP0718999A2 Data transmission method and device simultaneously improving error protection and data integrity |
06/26/1996 | EP0718803A2 Identifying a specific combination of metering accounting vault and digital printer |
06/26/1996 | EP0718802A2 Preventing monitoring of data remotely sent from a metering accounting vault to digital printer |
06/26/1996 | EP0717898A1 A method of messaging in a communication system |
06/26/1996 | EP0717897A1 System and method for quantum cryptography |
06/26/1996 | EP0717896A1 System and method for key distribution using quantum cryptography |
06/26/1996 | EP0717895A1 Key distribution in a multiple access network using quantum cryptography |
06/25/1996 | US5530959 Self-synchronizing scrambler/descrambler without error multiplication |
06/25/1996 | US5530757 Distributed fingerprints for information integrity verification |
06/25/1996 | US5530235 Interactive contents revealing storage device |
06/23/1996 | CA2165905A1 Small size product cipher apparatus |
06/20/1996 | WO1996011446A3 Database system with local information remotely supported with dynamic information |
06/20/1996 | WO1996009725A3 Selective resynchronization in a digital cellular communications system during handover |
06/20/1996 | WO1996005702A3 Method and apparatus for authentication in a communication system |
06/20/1996 | DE19547283A1 Encoding system for use in providing e.g. identification code in different access systems without keys e.g. in motor vehicle |
06/19/1996 | EP0717566A1 Method and apparatus for incremental delivery of access rights |
06/19/1996 | EP0717564A2 Copy prevention method and apparatus for digital video system |
06/19/1996 | EP0717376A2 Postage meter device and system and method for communications with postage meters |
06/18/1996 | US5528693 Method and apparatus for voice encryption in a communications system |
06/18/1996 | US5528231 Method for the authentication of a portable object by an offline terminal, and apparatus for implementing the process |
06/18/1996 | CA2056935C Method and apparatus for the reliable authentication of communication |
06/18/1996 | CA2043533C Electronic notary |
06/15/1996 | CA2162774A1 System and method for communications with postage meters |
06/13/1996 | DE4444089A1 Transceiver terminal for communication system |
06/13/1996 | DE4443339A1 Computer protection method against unauthorised access |
06/12/1996 | EP0715789A1 Authenticator card with changing bar code pattern |
06/12/1996 | EP0398931B1 Cryptographic method and apparatus with electronically redefinable algorithm |
06/12/1996 | CN1032039C Encryption system for digital cellular communications |
06/06/1996 | WO1996017456A1 Method for establishing classes within a communication network |
06/05/1996 | EP0715247A1 System for controlling the distribution and use of digital works using digital tickets |
06/05/1996 | EP0715246A1 System for controlling the distribution and use of composite digital works |
06/05/1996 | EP0715245A1 System for controlling the distribution and use of digital works |
06/05/1996 | EP0715244A1 System for controlling the distribution and use of digital works utilizing a usage rights grammar |
06/05/1996 | EP0715243A1 System for controlling the distribution and use of digital works having a fee reporting mechanism |
06/05/1996 | DE4442357A1 Protecting data passing between data processing device and terminal device connected via telecommunications network |
06/05/1996 | DE19505097C1 Verschlüsselungsvorrichtung Encryption device |
06/04/1996 | US5524134 Telecommunications security module |
06/04/1996 | US5524073 Secure transaction system and method utilized therein |