Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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08/03/2000 | WO2000045548A1 Public key cryptograph and key sharing method |
08/03/2000 | WO2000045547A1 Denial featured cryptography |
08/03/2000 | WO2000045546A2 Multiple level public key hierarchy for performance and high security |
08/03/2000 | WO2000045539A1 Key management for telephone calls to protect signaling and call packets between cta's |
08/03/2000 | WO2000045358A1 Method for securing safety of electronic information |
08/03/2000 | WO2000045347A1 Methods for operating infrastructure and applications for cryptographically-supported services |
08/03/2000 | WO2000045336A1 Method and apparatus for encoding image information into puzzle-type |
08/03/2000 | WO2000045320A1 Tokenless biometric electronic debit and credit transactions |
08/03/2000 | WO2000045273A1 Authentication enforcement using decryption and authentication in a single transaction in a secure microprocessor |
08/03/2000 | WO2000045247A1 Tokenless biometric electronic check transactions |
08/03/2000 | WO2000045245A1 Method for controlling access to a shared secret |
08/03/2000 | WO2000045244A1 Integration of security modules on an integrated circuit |
08/03/2000 | WO2000045241A2 Self-generation of certificates using a secure microprocessor in a device for transferring digital information |
08/03/2000 | WO2000045016A1 Electronic access control system and method |
08/03/2000 | WO2000022787A3 Method, system, and computer program product for providing enhanced electronic mail services |
08/03/2000 | WO2000007077A9 Method and apparatus for providing certified time |
08/03/2000 | WO1999035781A3 Method for generating asymmetrical cryptographic keys by the user |
08/03/2000 | WO1997005720A3 Cryptographic system with concealed work factor |
08/03/2000 | DE19961151A1 Preparation and vintages of a new type of certificate for the certification of keys on chip cards |
08/03/2000 | DE19960978A1 System for electronic data archiving |
08/03/2000 | DE19903105A1 Verfahren zur Sicherung des Zugangs zu einer Datenverarbeitungseinrichtung und entsprechende Vorrichtung Method for securing access to a data processing device and corresponding device |
08/03/2000 | CA2361053A1 Reliance manager for electronic transaction system |
08/03/2000 | CA2360954A1 Method for proving the authenticity of an entity and/or the integrity of a message by means of a public exponent equal to the power of two |
08/03/2000 | CA2360781A1 Key management for telephone calls to protect signaling and call packets between cta's |
08/03/2000 | CA2359899A1 Tokenless biometric electronic debit and credit transactions |
08/03/2000 | CA2359879A1 Methods for operating infrastructure and applications for cryptographically-supported services |
08/03/2000 | CA2359685A1 Authentication enforcement using decryption and authentication in a single transaction in a secure microprocessor |
08/03/2000 | CA2359676A1 Tokenless biometric electronic check transactions |
08/03/2000 | CA2323146A1 Electronic access control system and method |
08/02/2000 | EP1024641A2 Signal processing circuit |
08/02/2000 | EP1024640A2 Method of encoding status information |
08/02/2000 | EP1024626A1 Method, apparatus, and communication system for exchange of information in pervasive environments |
08/02/2000 | EP1024239A1 Electronic access control system and method |
08/02/2000 | EP1023795A1 Control for a global transport data stream |
08/02/2000 | EP1023794A1 System for detecting unauthorized account access |
08/02/2000 | CN1262020A Operation and maintenance system for a mobile telecommunications network |
08/02/2000 | CN1262007A Auto-recoverable auto-certifiable cryptosystems |
08/02/2000 | CA2296967A1 Show-thru prevention and user authentication of uplink bursts without overhead |
08/01/2000 | US6098172 Methods and apparatus for a computer network firewall with proxy reflection |
08/01/2000 | US6098112 Streams function registering |
08/01/2000 | US6098056 System and method for controlling access rights to and security of digital content in a distributed information system, e.g., Internet |
08/01/2000 | US6098054 Method of securing software configuration parameters with digital signatures |
08/01/2000 | US6097818 Data copyright management method |
08/01/2000 | US6097816 Crypt key system |
08/01/2000 | US6097815 Method of and an apparatus for generating pseudo-random numbers |
08/01/2000 | US6097813 Digital signature protocol with reduced bandwidth |
08/01/2000 | US6097812 Cryptographic system |
08/01/2000 | US6097811 Tree-based certificate revocation system |
08/01/2000 | US6097504 Facsimile apparatus using standardized and proprietary types of passwords |
07/28/2000 | CA2291430A1 Internet transaction security system |
07/27/2000 | WO2000044190A1 System and method for providing access to a wireless communication service to a group of subscribers who share a set of modems |
07/27/2000 | WO2000044129A1 A resilient cryptographic scheme |
07/27/2000 | WO2000044128A1 Simplified addressing for private communications |
07/27/2000 | WO2000044127A1 Systems and methods for certifying public keys in digital signatures and key-agreements |
07/27/2000 | WO2000043853A2 Automatic virtual negotiations |
07/27/2000 | WO2000028744A3 Frame synchronization mechanism |
07/27/2000 | WO2000027069A3 Incorporating shared randomness into distributed cryptography |
07/27/2000 | WO2000026791A3 Secure memory management unit which uses multiple cryptographic algorithms |
07/27/2000 | WO2000004717A9 A conditional access system for broadcast digital television |
07/27/2000 | WO1999067766A8 Balanced cryptographic computational method and apparatus for leak minimization in smartcards and other cryptosystems |
07/27/2000 | WO1999037094A9 Small-format subsystem for broadband communication services |
07/27/2000 | DE19902722A1 Verfahren zum Austauschen von mindestens einem geheimen Anfangswert zwischen einer Bearbeitungsstation und einer Chipkarte A method for exchanging at least one secret initial value between a processing station and a smart card |
07/27/2000 | DE19901204A1 Verfahren zur Realisierung von Mehrfach-Punktcodes in einer Vermittlungsstelle A process for the realization of multiple point codes in a switching center |
07/27/2000 | DE10002594A1 Data station for enabling use of Internet coupling line for server computer connection and call to preset telephone number of server computer |
07/27/2000 | CA2360095A1 Simplified addressing for private communications |
07/26/2000 | EP1022922A1 Authentication method establishing a secured channel between a subscriber and a service provider accessed through a telecommunication operator |
07/26/2000 | EP1022696A1 Method for the exchange of a secret initial value between a processing station and an ic-card |
07/26/2000 | EP1022683A2 System and method for suppressing conducted emissions by a cryptographic device |
07/26/2000 | EP1022659A2 Circuit for electronic data management |
07/26/2000 | EP1022639A2 Method and apparatus for limiting security attacks via data copied into computer memory |
07/26/2000 | EP1021887A1 Method and apparatus for generating a stream cipher |
07/26/2000 | EP1021886A1 A circuit and method for configuring and registering a cryptographic device |
07/26/2000 | EP1021229A2 Method and apparatus for securing electronic games |
07/26/2000 | EP0641505B1 Continuous synchronous encryption and decryption in a wireless communications system throughout handoffs |
07/26/2000 | CN1261492A Method and computer system for coding a message |
07/25/2000 | US6094721 Method and apparatus for password based authentication in a distributed system |
07/25/2000 | US6094572 Method of generating a random number from a radio signal |
07/25/2000 | US6094487 Apparatus and method for encryption key generation |
07/25/2000 | CA2159159C Secret-key enciphering method and arrangement therefor capable of preventing unfair acquirement of information |
07/20/2000 | WO2000042781A1 Method for implementing multipoint codes in an exchange |
07/20/2000 | WO2000042763A2 Method and apparatus for scrambling a high definition television signal |
07/20/2000 | WO2000042734A1 Public and private key cryptographic method |
07/20/2000 | WO2000042733A1 Method and apparatus for masking cryptographic operations |
07/20/2000 | WO2000042732A1 Device and method for synchronising voltage ciphering machine in atm networks |
07/20/2000 | WO2000042731A1 Method for secure data loading between two security modules |
07/20/2000 | WO2000042577A1 Method and apparatus for securely transmitting and authenticating biometric data over a network |
07/20/2000 | WO2000042492A2 Security enforcement for electronic data |
07/20/2000 | DE19954358A1 User role access controller has computer-legible storage media and program code resident in the media for generating one or more user roles |
07/20/2000 | DE19901829A1 Schaltungsanordnung zur elektronischen Datenverarbeitung Circuit arrangement for electronic data processing |
07/20/2000 | DE19901666A1 Einrichtung und Verfahren zur Synchronisation von Stromchiffrierern in ATM-Netzen Apparatus and method for synchronizing Stromchiffrierern in ATM networks |
07/20/2000 | CA2787789A1 A resilient cryptograhic scheme |
07/20/2000 | CA2355332A1 Device and method for synchronising voltage ciphering machine in atm networks |
07/19/2000 | EP1020805A2 Coding system and method for obtaining electronic online information related to coded physical items |
07/19/2000 | EP1020049A1 Tamper resistant methods and apparatus |
07/19/2000 | CN2388779Y Cipher communication arrangement |
07/19/2000 | CN1260552A IC card, terminal apparatus and service management service device |
07/18/2000 | US6092202 Method and system for secure transactions in a computer system |
07/18/2000 | US6092201 Method and apparatus for extending secure communication operations via a shared list |
07/18/2000 | US6092193 Authentication of accumulated instrument data |
07/18/2000 | US6092192 Apparatus and methods for providing repetitive enrollment in a plurality of biometric recognition systems based on an initial enrollment |