| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 03/07/2002 | US20020027990 Signal transmision method |
| 03/07/2002 | US20020027988 Cryptographic accelerator |
| 03/07/2002 | US20020027987 Substitution-box for symmetric-key ciphers |
| 03/07/2002 | US20020027986 Encryption of programs represented as polynomial mappings and their computations |
| 03/07/2002 | US20020027494 Person authentication system, person authentication method, and program providing medium |
| 03/07/2002 | CA2421494A1 System and method for preventing unauthorized access to electronic data |
| 03/07/2002 | CA2420359A1 Speed enhanced cryptographic method and apparatus |
| 03/06/2002 | EP1185052A2 Carrier-free terminal authenication system by means of a mail-back method |
| 03/06/2002 | EP1185027A2 Certificate validity authentication method and apparatus |
| 03/06/2002 | EP1185026A2 Method for data transmission |
| 03/06/2002 | EP1185025A1 Undeniable digital signature scheme based on quadratic field |
| 03/06/2002 | EP1185024A2 System, method, and program for managing a user key used to sign a message for a data processing system |
| 03/06/2002 | EP1185023A1 Information recording/reproducing apparatus and method |
| 03/06/2002 | EP1185022A1 Information recording/reproducing apparatus and method |
| 03/06/2002 | EP1185021A1 Information processing system and method |
| 03/06/2002 | EP1185020A1 Information recording/reproducing apparatus and method |
| 03/06/2002 | EP1183819A1 Multiple number base encoder/decoder using corresponding xor |
| 03/06/2002 | EP1183818A1 Secure control of security mode |
| 03/06/2002 | EP1183817A2 Information encryption system and method |
| 03/06/2002 | EP1183816A1 Technique for split knowledge backup and recovery of a cryptographic key |
| 03/06/2002 | EP1183603A1 Apparatus and method for a programmable security processor |
| 03/06/2002 | EP0882339A4 Electronic casino gaming system with improved play capacity, authentication and security |
| 03/06/2002 | CN1339207A Method and system for implementing a digital signature |
| 03/06/2002 | CN1339206A Method for secure data loading between two security modules |
| 03/06/2002 | CN1338845A Terminal user identity authentication and link system based on Internet |
| 03/06/2002 | CN1338841A Intelligent key for security authentication of computer |
| 03/06/2002 | CN1338698A Data processing system, data processing method, data processing apparatus and program provided media |
| 03/06/2002 | CN1338697A Data processing system, data processing method, data processing device, permission system and program provided media |
| 03/06/2002 | CN1338696A Data process system, data process method and media providing program |
| 03/06/2002 | CN1080498C Identification number issuing device and identification number verification device |
| 03/06/2002 | CN1080497C Encoding device |
| 03/06/2002 | CN1080496C Crytographic receiver |
| 03/05/2002 | US6353889 Portable device and method for accessing data key actuated devices |
| 03/05/2002 | US6353888 Access rights authentication apparatus |
| 02/28/2002 | WO2002017557A1 Secured identity chain |
| 02/28/2002 | WO2002017555A2 Countering credentials copying |
| 02/28/2002 | WO2002017554A2 Parallel bock encryption method and modes for data confidentiality and integrity protection |
| 02/28/2002 | WO2002017539A2 Distributed information system and protocol for affixing electronic signatures and authenticating documents |
| 02/28/2002 | WO2002017536A1 Encryption system of digital signals using synchronization of chaos |
| 02/28/2002 | WO2002017535A1 Apparatus and method for generating hash functions using chaotic device |
| 02/28/2002 | WO2002017114A1 Biometric authentication |
| 02/28/2002 | WO2002017048A2 Trusted device |
| 02/28/2002 | WO2001093580A9 Authentication and authorization epochs |
| 02/28/2002 | WO2001078024A3 An improved method and system for conducting secure payments over a computer network |
| 02/28/2002 | WO2001059549A3 Methods and apparatus for secure content distribution |
| 02/28/2002 | WO2001056221B1 Block encryption method and schemes for data confidentiality and integrity protection |
| 02/28/2002 | WO2000049765A3 Method for countermeasure in an electronic component using a secret key algorithm |
| 02/28/2002 | US20020026590 System for authenticating access to a network, storage medium, program and method for authenticating access to a network |
| 02/28/2002 | US20020026584 Method for signing documents using a PC and a personal terminal device |
| 02/28/2002 | US20020026583 Document transmission techniques IV |
| 02/28/2002 | US20020026582 Person authentication system, person authentication method and program providing medium |
| 02/28/2002 | US20020026581 Content distribution system, a content distribution method, an information processing apparatus, and a program providing medium |
| 02/28/2002 | US20020026580 System for access control to hidden storage area in a disk drive |
| 02/28/2002 | US20020026578 Secure usage of digital certificates and related keys on a security token |
| 02/28/2002 | US20020026577 Person authentication system, person authentication method, information processing apparatus, and program providing medium |
| 02/28/2002 | US20020026575 Account-based digital signature (ABDS) system |
| 02/28/2002 | US20020026574 Person authentication system, person authentication method , information processing apparatus, and program providing medium |
| 02/28/2002 | US20020026427 Person authentication application data processing system, person authentication application data processing method, information processing apparatus, and program providing medium |
| 02/28/2002 | US20020026424 License issuing device/method and contents reproducing device/method |
| 02/28/2002 | US20020026415 Charging system and charging method |
| 02/28/2002 | US20020026414 Authentication method, authentication system, payment system, user apparatus and recording medium containing program for conducting authentication |
| 02/28/2002 | US20020025820 Method of controlling a channel between a radio terminal and a cellular radiocommunication infrastructure, and access network implementing such a method |
| 02/28/2002 | US20020025046 Controlled proxy secure end to end communication |
| 02/28/2002 | US20020025045 Encryption processing for streaming media |
| 02/28/2002 | US20020025044 Data management system |
| 02/28/2002 | US20020025043 Private retrieval of digital objects |
| 02/28/2002 | US20020025042 Scheme for transferring copyright protected contents data using radio link layer authentication/encryption |
| 02/28/2002 | US20020025041 Cryptographic key distribution method and apparatus thereof |
| 02/28/2002 | US20020025040 Method and apparatus for generating an encryption key |
| 02/28/2002 | US20020025039 Recording method, producing method, playback method, apparatus, and information recording medium |
| 02/28/2002 | US20020025038 Method and apparatus for finite field basis conversion |
| 02/28/2002 | US20020025037 Encryption/decryption apparatus, authenticating apparatus, program and method |
| 02/28/2002 | US20020025036 Modem device, data communications system, method of and device for protecting data, and computer product |
| 02/28/2002 | US20020025035 Enhanced block ciphers with data-dependent rotations |
| 02/28/2002 | US20020025034 Cryptographic encryption method using efficient elliptic curve |
| 02/28/2002 | US20020024453 Semiconductor device, terminal device and communication method |
| 02/28/2002 | US20020024070 Integrated circuit with protection device |
| 02/28/2002 | DE10040644A1 Data transmitting method for Internet-based payment system, involves sending divided frames of payment data, to processor through two channels using different protocols |
| 02/27/2002 | EP1182825A2 Transferring copyright protected contents using radio link layer authentication/encryption |
| 02/27/2002 | EP1182777A2 Self-corrector randomizer-encryptor system and method |
| 02/27/2002 | EP1182621A2 Access system with foreign access key learning capability |
| 02/27/2002 | EP1182531A2 Personal verification in a public data network |
| 02/27/2002 | EP1181645A1 System for providing a trustworthy user interface |
| 02/27/2002 | EP1181424A1 Key and lock device |
| 02/27/2002 | CN1338167A Protection of biometric data via key-dependent sampling |
| 02/27/2002 | CN1338166A Public and private key cryptographic method |
| 02/27/2002 | CN1337803A Enciphering method and circuit for safe communication of IC card data |
| 02/27/2002 | CN1337649A Data processing system and method, and medium for providing programme |
| 02/27/2002 | CN1337624A Method and apparatus for protecting copyright data in computer system |
| 02/27/2002 | CN1079973C Software encoding, decoding method and software encoding, decoding system |
| 02/26/2002 | US6351539 Cipher mixer with random number generator |
| 02/26/2002 | US6351536 Encryption network system and method |
| 02/26/2002 | US6351467 System and method for multicasting multimedia content |
| 02/26/2002 | CA2246421C Apparatus for operating bivector and encrypting system including the same |
| 02/21/2002 | WO2002015578A1 System and method for pre-encryption of transmitted content |
| 02/21/2002 | WO2002015523A1 Method and system for authentification of a mobile user via a gateway |
| 02/21/2002 | WO2002015512A2 A method and an apparatus for granting use of a session of a packet data transmission standard designated by an identifier |
| 02/21/2002 | WO2002015466A1 Securing arbitrary communication services |
| 02/21/2002 | WO2002015455A2 Public key generation method and apparatus |
| 02/21/2002 | WO2002015184A1 Method and device for controlling distribution and use of digital works |