| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 08/22/2002 | US20020116640 Method and apparatus for securing mailing information for privacy protection in on-line business-to-customer transactions |
| 08/22/2002 | US20020116636 Device and method for securing a container against unauthorized opening |
| 08/22/2002 | US20020116624 Embedded cryptographic system |
| 08/22/2002 | US20020116622 Data processing system, data processing method, data processing apparatus, and program providing medium |
| 08/22/2002 | US20020116619 Digital signature verification and program transmission |
| 08/22/2002 | US20020116617 System and method for authentication |
| 08/22/2002 | US20020116613 Information processing apparatus, information processing method, recording medium, and program |
| 08/22/2002 | US20020116612 Cryptocommunication system, transmission apparatus, and reception apparatus |
| 08/22/2002 | US20020116611 Secure distributed on-line certification authority |
| 08/22/2002 | US20020116610 Customizable digital certificates |
| 08/22/2002 | US20020116609 Dynamic modular PKI architecture |
| 08/22/2002 | US20020116608 Sending electronic transaction message, digital signature derived therefrom, and sender identity information in AADS system |
| 08/22/2002 | US20020116508 Method for secure transmission and receipt of data over a computer network using biometrics |
| 08/22/2002 | US20020116382 Data distribution system |
| 08/22/2002 | US20020116342 Domestic electrical apparatus, subscriber registering method, order receiving method, and data processing system |
| 08/22/2002 | US20020116293 Method and system for automatically publishing content |
| 08/22/2002 | US20020114471 Method for assigning encryption keys |
| 08/22/2002 | US20020114470 Method and apparatus for fast cryptographic key generation |
| 08/22/2002 | US20020114468 IC card terminal unit and IC card duplication method |
| 08/22/2002 | US20020114467 Security module, security system and mobile station |
| 08/22/2002 | US20020114462 Recording and playback apparatus for stream data and transmission method for stream data |
| 08/22/2002 | US20020114461 Computer program copy management system |
| 08/22/2002 | US20020114455 Digital copying method and storage device for digital content |
| 08/22/2002 | US20020114453 System and method for secure cryptographic data transport and storage |
| 08/22/2002 | US20020114451 Variable width block cipher |
| 08/22/2002 | US20020114450 Method and apparatus for encrypting data in a wireless communication system |
| 08/22/2002 | CA2438180A1 Method and apparatus for providing secure streaming data transmission facilities using unreliable protocols |
| 08/22/2002 | CA2437894A1 Method and apparatus for providing secure streaming data transmission facilities using unreliable protocols |
| 08/21/2002 | EP1233621A2 Method and apparatus for scrambling and descrambling of video signals using edge fill |
| 08/21/2002 | EP1233620A1 Method and apparatus for concealing a composite video signal by use of sync wiggle |
| 08/21/2002 | EP1233571A2 Method for allocating digital time stamps |
| 08/21/2002 | EP1233547A1 Data transmitting apparatus, radio communication system and radio communication method |
| 08/21/2002 | EP1233414A2 Data nullification device for nullifying digital content recorded on a recording medium |
| 08/21/2002 | EP1233381A2 IC card terminal unit and IC card duplication method |
| 08/21/2002 | EP1233324A2 Data distribution system |
| 08/21/2002 | EP1233128A1 Device and method for protecting containers against unauthorised opening |
| 08/21/2002 | EP1232652A2 Object security implementation |
| 08/21/2002 | EP1232603A2 Methods and apparatus for keystream generation |
| 08/21/2002 | EP1232475A1 Method and system for delivery of a greeting card |
| 08/21/2002 | EP1232474A1 Method and system for delivery of a book |
| 08/21/2002 | CN1365562A Method and apparatus for secure communication |
| 08/21/2002 | CN1365474A Authentication system |
| 08/21/2002 | CN1365460A Method and system for conferencing |
| 08/21/2002 | CN1365214A Cipher key managing method based on public cipher key system |
| 08/21/2002 | CN1365213A Electronic mail verifying method and E-mail verifying system using said method |
| 08/21/2002 | CN1089514C Communication device and method |
| 08/20/2002 | US6438692 Copy protection apparatus and information recording medium used in this copy protection apparatus |
| 08/20/2002 | US6438691 Transmitting messages over a network |
| 08/20/2002 | US6438252 Method for encoding bits in a signal |
| 08/20/2002 | US6438235 Media content protection utilizing public key cryptography |
| 08/20/2002 | US6438234 Quantum cryptography device and method |
| 08/20/2002 | US6438231 Emulsion film media employing steganography |
| 08/20/2002 | US6438230 Data mapping method and apparatus with multi-party capability |
| 08/20/2002 | CA2372380A1 Method for secure transmission and receipt of data over a computer network using biometrics |
| 08/20/2002 | CA2356826C Multimedia information service access |
| 08/20/2002 | CA2310281C Method and system for securely transferring a data set in a data communications system |
| 08/20/2002 | CA2270159C Layer 2 integrated access scheme |
| 08/15/2002 | WO2002063850A2 Ecm and emm distribution for multimedia multicast content |
| 08/15/2002 | WO2002063825A2 An optical storage medium for storing a public key infrastructure (pki)-based private key and certificate, a method and system for issuing the same and a method for using such |
| 08/15/2002 | WO2002063824A1 Telecommunications protocol, system and devices for anonymous, validated electronic polling |
| 08/15/2002 | WO2002063823A1 Confidential data communication method |
| 08/15/2002 | WO2002063822A1 Secure method for secret key cryptographic calculation and component using said method |
| 08/15/2002 | WO2002063821A1 Secure encryption method and component using same |
| 08/15/2002 | WO2002063592A2 Data encryption system using key matrix |
| 08/15/2002 | WO2002063548A2 Biometric identification or authentication system |
| 08/15/2002 | WO2002063440A1 Device for stamping and manually signing electronic documents, made secure with smart card, public key and third party |
| 08/15/2002 | WO2002011361A3 Data encryption and decryption using error correction methodologies |
| 08/15/2002 | WO2002011359A3 Method of encryption |
| 08/15/2002 | WO2001025880A3 Method for producing and checking forge-proof documents |
| 08/15/2002 | US20020112183 Apparatus and method for authenticating access to a network resource |
| 08/15/2002 | US20020112180 System and method for multimedia authoring and playback |
| 08/15/2002 | US20020112179 System, method and software for supplying activation information to a subsystem |
| 08/15/2002 | US20020112171 Systems and methods for secure transaction management and electronic rights protection |
| 08/15/2002 | US20020112168 System and method for computerized global messaging encryption |
| 08/15/2002 | US20020112166 Encryption method and apparatus with escrow guarantees |
| 08/15/2002 | US20020112164 System and method for providing customized secure access to shared documents |
| 08/15/2002 | US20020112163 Ensuring legitimacy of digital media |
| 08/15/2002 | US20020112160 Three Party Account Authority Digital Signature (AADS) System |
| 08/15/2002 | US20020112159 Method for generation, delivery, and validation of electronic coupons through personal TV service system |
| 08/15/2002 | US20020112157 System and method for widely witnessed proof of time |
| 08/15/2002 | US20020112155 User Authentication |
| 08/15/2002 | US20020112152 Method and apparatus for providing secure streaming data transmission facilities using unreliable protocols |
| 08/15/2002 | US20020111925 Device information generating device, device information generating method, control data generating device, control data generating method, content utilizing device, content utilizing method, and storage medium |
| 08/15/2002 | US20020111917 Tokenless biometric electronic transactions using an audio signature to identify the transaction processor |
| 08/15/2002 | US20020110245 Method and system for synchronizing security keys in a point-to-multipoint passive optical network |
| 08/15/2002 | US20020110244 Key management system and method |
| 08/15/2002 | US20020110243 Ciphering key change for a wireless communications protocol |
| 08/15/2002 | US20020110239 Technique for producing a parameter, such as a checksum, through a primitive that uses elementary register operations |
| 08/15/2002 | US20020109578 Integrated display and identification system and method |
| 08/15/2002 | CA2425159A1 Ecm and emm distribution for multimedia multicast content |
| 08/14/2002 | EP1231738A2 Method based on an algorithm capable of being graphically implemented to be used for the generation or filtering of data sequences and cryptographic applications |
| 08/14/2002 | EP1230777A2 Method and apparatus for providing redundant and resilient cryptographic services |
| 08/14/2002 | EP1230627A1 Method and system for ordering and delivering digital certificates |
| 08/14/2002 | EP1230626A2 Encryption key management system using multiple smart cards |
| 08/14/2002 | EP1230588A1 Computer system control via interface surface |
| 08/14/2002 | EP1230091A1 Printed media transverse binder |
| 08/14/2002 | EP1119941B1 Method for establishing a common key between an exchange and a group of subscribers |
| 08/14/2002 | EP0986910B1 Conditional access system for set-top boxes |
| 08/14/2002 | EP0976114B1 Secure multiple application card system and process |
| 08/14/2002 | EP0962063B1 Compensating for fading in analog am radio signals |