| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 04/01/2004 | US20040062396 Quantum cryptography transmission method and system |
| 04/01/2004 | US20040062391 Data encryption system and method |
| 04/01/2004 | US20040062390 Public key cryptography using matrices |
| 04/01/2004 | US20040062389 Method and device for protecting documents or for verifying authenticity of a document using an encrypted information produced by said method, and documents protected by said encrypted information |
| 04/01/2004 | US20040062220 Locating a wireless user |
| 04/01/2004 | DE10243850A1 Verfahren zur Übertragung von Datentelegrammen in einem geschalteten, zyklischen Kommunikationssystem Method for transmitting data messages in a switched, cyclic communication system |
| 04/01/2004 | DE10239062A1 Verfahren zum Übertragen von verschlüsselten Nutzdatenobjekten A method for transmitting encrypted user data |
| 04/01/2004 | CA2499357A1 Quantum key distribution method and communication apparatus |
| 04/01/2004 | CA2499092A1 Methods and systems for providing a secure data distribution via public networks |
| 03/31/2004 | EP1404084A2 Network relay device, communication device and network relay method |
| 03/31/2004 | EP1404052A2 Data encryption system and method |
| 03/31/2004 | EP1403840A1 Arithmetic device and encryption/decryption device |
| 03/31/2004 | EP1403815A1 Password identification apparatus and password identification method |
| 03/31/2004 | EP1403797A1 Communication system using communication network and communication method |
| 03/31/2004 | EP1403769A1 Data transfer system, data transfer apparatus, data recording apparatus, data transfer method |
| 03/31/2004 | EP1402746A2 Method for remote loading of an encryption key in a telecommunication network station |
| 03/31/2004 | EP1402701A1 Device arranged for exchanging data, and method of authenticating |
| 03/31/2004 | EP1402680A2 System and method for a commercial multimedia rental and distribution system |
| 03/31/2004 | EP1402679A2 Security devices and processes for protecting and identifying messages |
| 03/31/2004 | EP1402678A1 Intelligent secure data manipulation apparatus and method |
| 03/31/2004 | EP1402486A1 Transcation processing |
| 03/31/2004 | EP1402459A1 A portable device having biometrics-based authentication capabilities |
| 03/31/2004 | EP1402446A2 Methods and systems for generating and validating value-bearing documents |
| 03/31/2004 | EP1402445A2 Dynamically variable security protocol |
| 03/31/2004 | EP1402372A2 Recording apparatus, medium, method, and related computer program |
| 03/31/2004 | EP1402350A2 Method and system for acces in open service architecture |
| 03/31/2004 | EP1402330A2 Method and appartus for delegating digital signatures to a signature server |
| 03/31/2004 | EP1258100A4 System and method for secure cryptographic communications |
| 03/31/2004 | EP0867084A4 Tame automorphism public key system |
| 03/31/2004 | CN2609286Y Fast key-replacing cipher chip |
| 03/31/2004 | CN1486570A Method for storing encrypted data |
| 03/31/2004 | CN1486556A A communication system with ciphering key generation |
| 03/31/2004 | CN1486088A Key allocation method and device in conditional receiving system |
| 03/31/2004 | CN1486085A Communication terminal and method locking keyboard through face image |
| 03/31/2004 | CN1486063A Method for protecting the content of mobile phone short message |
| 03/31/2004 | CN1486032A Method and apparatus for VLAN based network access control |
| 03/31/2004 | CN1486031A Method for data transmission |
| 03/31/2004 | CN1486029A Method for implementing EAP authentication in remote authentication based network |
| 03/31/2004 | CN1486014A Method for safe data transmission based on public cipher key architecture and apparatus thereof |
| 03/31/2004 | CN1486013A Method for network access user authentication |
| 03/31/2004 | CN1486007A Short message sending system for intelligent network user and method for authenticating and charging of the short message |
| 03/31/2004 | CN1144462C Prepay broadcast system with enhanced secret measure to prevent illegal watching of downloaded program |
| 03/31/2004 | CN1144418C Method and device for authenticating first instance and second instance |
| 03/31/2004 | CN1144417C Information reproducing device method |
| 03/30/2004 | US6715098 System and method for fibrechannel fail-over through port spoofing |
| 03/30/2004 | US6715086 Data processing system and method having time-span support for input device driver |
| 03/30/2004 | US6715085 Initializing, maintaining, updating and recovering secure operation within an integrated system employing a data access control function |
| 03/30/2004 | US6715083 Method and system of alerting internet service providers that a hacker may be using their system to gain access to a target system |
| 03/30/2004 | US6715079 Method and system for soft modem protection |
| 03/30/2004 | US6715076 Video signal authentication system |
| 03/30/2004 | US6715073 Secure server using public key registration and methods of operation |
| 03/30/2004 | US6714923 Method for encrypting and decrypting information using rule-based templates embedded with synthetic gene sequences |
| 03/30/2004 | US6714921 System for controlling the distribution and use of digital works using digital tickets |
| 03/30/2004 | US6714916 Crossing paths notification service |
| 03/30/2004 | US6714678 Method and system for note taking using sensor with identifier |
| 03/30/2004 | US6714650 Recording of scrambled digital data |
| 03/30/2004 | US6714649 Pay broadcasting system with enhanced security against illegal access to a down loaded program in a subscriber terminal |
| 03/30/2004 | US6714614 Subscriber unit for generating a stream cipher |
| 03/30/2004 | CA2334256C Single-photon-emission apparatus |
| 03/30/2004 | CA2292933C Method and apparatus for securely transmitting keys from a postage metering apparatus to a remote data center |
| 03/30/2004 | CA2203131C Method and apparatus for secure identification of a mobile user in a communication network |
| 03/26/2004 | CA2607116A1 Data encryption system and method |
| 03/26/2004 | CA2605648A1 Data encryption system and method |
| 03/26/2004 | CA2605376A1 Data encryption system and method |
| 03/25/2004 | WO2004025921A2 Secure access to a subscription module |
| 03/25/2004 | WO2004025901A2 Set-up of wireless consumer electronics device using a learning remote control |
| 03/25/2004 | WO2004025896A1 Loading data onto an electronic device |
| 03/25/2004 | WO2004025895A1 Secure broadcast/multicast service |
| 03/25/2004 | WO2004025894A1 Information recording medium, information recording device, information reproduction device, information delivery device, their methods, their programs, and recording medium recording programs thereon |
| 03/25/2004 | WO2004025893A1 Software architecture system for a security management system |
| 03/25/2004 | WO2004025892A1 Apparatus for encryption key management |
| 03/25/2004 | WO2004025842A2 System for efficient recovery of node-b buffered data following mac layer reset |
| 03/25/2004 | WO2004025646A1 Information recorder, information recording method, optical recording medium, and information processor |
| 03/25/2004 | WO2004025533A1 License management device, license management method, and computer program |
| 03/25/2004 | WO2004025489A1 Method for encrypting and decrypting metadata and method for managing metadata and system thereof |
| 03/25/2004 | WO2004025444A2 Current source for cryptographic processor |
| 03/25/2004 | WO2004025440A2 Provisioning for digital content access control |
| 03/25/2004 | WO2004025437A2 Method for transmitting encrypted user data objects |
| 03/25/2004 | WO2004025418A2 System and method for encrypted communications between electronic devices |
| 03/25/2004 | WO2004019550A3 System and method for authenticating wireless component |
| 03/25/2004 | WO2004012373A3 Method and system for handling multiple security protocols in a processing system |
| 03/25/2004 | WO2004001532A3 Enterprise computer investigation system |
| 03/25/2004 | WO2001050319A8 System and method for providing electronic licenses |
| 03/25/2004 | US20040059945 Method and system for internet data encryption and decryption |
| 03/25/2004 | US20040059940 Application server object-level security for distributed computing domains |
| 03/25/2004 | US20040059939 Controlled delivery of digital content in a system for digital content access control |
| 03/25/2004 | US20040059933 Digital watermarking and fingerprinting applications for copy protection |
| 03/25/2004 | US20040059928 Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction method |
| 03/25/2004 | US20040059927 Sealed memory IC in a MP3 or WMA player shaped like recording artist |
| 03/25/2004 | US20040059925 Secure memory device for smart cards |
| 03/25/2004 | US20040059924 Biometric private key infrastructure |
| 03/25/2004 | US20040059923 Systems and methods for authentication |
| 03/25/2004 | US20040059919 Security system for preventing a personal computer from being used by an unauthorized people |
| 03/25/2004 | US20040059917 System and method for authentication and fail-safe transmission of safety messages |
| 03/25/2004 | US20040059916 Memory card |
| 03/25/2004 | US20040059915 Calling from a radiotelephone terminal |
| 03/25/2004 | US20040059913 Accessing for controlled delivery of digital content in a system for digital content access control |
| 03/25/2004 | US20040059911 Transmission apparatus and receiving apparatus |
| 03/25/2004 | US20040059908 Encrypted communication apparatus |
| 03/25/2004 | US20040059685 IC card and authentication method in electronic ticket distribution system |