| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 01/18/2000 | CA2173688C Encryption apparatus and method capable of controlling encryption process in accordance with an internal state |
| 01/13/2000 | WO2000002407A2 Authentication in a telecommunications network |
| 01/13/2000 | WO2000002358A1 Secure session set up based on the wireless application protocol |
| 01/13/2000 | WO2000002345A2 Electronic system architecture |
| 01/13/2000 | WO2000002343A1 Method for authenticating and verifying digital data integrity |
| 01/13/2000 | WO2000002342A2 Leak-resistant cryptographic indexed key update |
| 01/13/2000 | WO2000002340A2 Cryptographic communication process and apparatus |
| 01/13/2000 | WO1999060747A3 Method and arrangement for the computer-aided exchange of cryptographic keys between a first computer unit and a second computer unit |
| 01/13/2000 | DE19931047A1 Data protection method for electronic component testing machine |
| 01/13/2000 | CA2336328A1 Electronic system architecture |
| 01/12/2000 | EP0970585A2 Conditional access |
| 01/12/2000 | EP0970449A2 Portable data carrier and method for cryptographically secure use thereof with interchangeable keys |
| 01/12/2000 | EP0970412A1 Electronic cryptographic packing |
| 01/12/2000 | CN1241099A Dynamic cipher system for wireless paging |
| 01/12/2000 | CN1240961A Method for generating dynamic electronic cipher |
| 01/11/2000 | US6014446 Apparatus for providing improved encryption protection in a communication system |
| 01/11/2000 | US6014445 Enciphering/deciphering apparatus and method incorporating random variable and keystream generation |
| 01/11/2000 | US6014444 Apparatus for encrypted communication |
| 01/11/2000 | US6014442 Decrypting method and electronic device |
| 01/11/2000 | US6014085 Strengthening the authentication protocol |
| 01/11/2000 | CA2168812C High-bandwidth encryption system with low-bandwidth cryptographic modules |
| 01/06/2000 | WO2000001111A1 Secure data encoder and decoder |
| 01/06/2000 | WO2000001110A1 Encryption and decryption key arrangements |
| 01/06/2000 | WO2000001109A1 A method for preventing key share attacks |
| 01/06/2000 | WO2000001076A1 Method of encoding bits in a signal |
| 01/06/2000 | WO2000000882A2 Apparatus and method for end-to-end authentication using biometric data |
| 01/06/2000 | CA2336099A1 Method of encoding bits in a signal |
| 01/06/2000 | CA2335532A1 Apparatus and method for end-to-end authentication using biometric data |
| 01/06/2000 | CA2276638A1 Method of providing digital contents, method of monitoring illegal use of digital contents, apparatus for providing digital contents, and apparatus for monitoring illegal use of digital contents |
| 01/05/2000 | EP0969667A2 Pay broadcasting system with enhanced security against illegal access to a down loaded program in a subscriber terminal |
| 01/05/2000 | EP0969461A2 Enciphering apparatus, information recording apparatus and record medium |
| 01/05/2000 | EP0968611A1 Data processing system |
| 01/05/2000 | EP0968610A1 Transmission and reception of television programmes and other data |
| 01/05/2000 | EP0968609A1 Signal generation and broadcasting |
| 01/05/2000 | EP0968608A1 Broadcast and reception system, and receiver/decoder and remote controller therefor |
| 01/05/2000 | EP0968607A1 Smartcard for use with a receiver of encrypted broadcast signals, and receiver |
| 01/05/2000 | EP0968602A1 Extracting data sections from a transmitted data stream |
| 01/05/2000 | EP0968469A1 Computer memory organization |
| 01/05/2000 | EP0968468A1 Computer memory organization |
| 01/05/2000 | EP0968465A1 Television or radio control system development |
| 01/05/2000 | CN1240547A Use of duplex cipher algorithms for satellite channels with delay |
| 01/05/2000 | CN1240318A Method for generating pseudorandom number |
| 01/04/2000 | US6011849 Encryption-based selection system for steganography |
| 01/04/2000 | US6011848 Method and system for message delivery utilizing zero knowledge interactive proof protocol |
| 01/04/2000 | US6011847 Cryptographic access and labeling system |
| 12/29/1999 | WO1999067920A1 A technique for producing privately authenticatable cryptographic signatures and for using such a signature in conjunction with a product copy |
| 12/29/1999 | WO1999067919A2 Improved des and other cryptographic processes with leak minimization for smartcards and other cryptosystems |
| 12/29/1999 | WO1999067918A2 Synchronous stream cipher |
| 12/29/1999 | WO1999067766A2 Balanced cryptographic computational method and apparatus for leak minimization in smartcards and other cryptosystems |
| 12/29/1999 | EP0967765A2 Network connection controlling method and system thereof |
| 12/29/1999 | EP0966854A1 An access control method for a mobile communications system |
| 12/29/1999 | EP0966813A2 Bilateral authentication and encryption system |
| 12/29/1999 | EP0966812A1 Registration protocol |
| 12/29/1999 | EP0966811A1 User registration in a telecommunication network |
| 12/29/1999 | EP0966810A2 Secure deterministic encryption key generator system and method |
| 12/29/1999 | EP0966809A1 Method of and apparatus for encrypting signals for transmission |
| 12/29/1999 | EP0885503A3 Method and apparatus for providing a cryptographically secure interface between the decryption engine and the system decoder of a digital television receiver |
| 12/29/1999 | EP0707765A4 A method of detecting changes to a collection of digital signals |
| 12/29/1999 | CN1239787A Permit for controlling access to services in protected memory |
| 12/28/1999 | US6009528 Communication system and communication apparatus |
| 12/28/1999 | US6009525 Multi-tier electronic software distribution |
| 12/28/1999 | US6009177 Enhanced cryptographic system and method with key escrow feature |
| 12/28/1999 | US6009176 How to sign digital streams |
| 12/28/1999 | US6009174 Secret key transfer method which is highly secure and can restrict the damage caused when the secret key is leaked or decoded |
| 12/28/1999 | US6009173 Encryption and decryption method and apparatus |
| 12/28/1999 | US6009170 Method for appending a signal with ciphered playback mode information |
| 12/28/1999 | US6009135 Method and apparatus for generating a stream cipher |
| 12/28/1999 | US6009102 NHRP packet authentication method and NHRP server |
| 12/23/1999 | WO1999066671A1 Transposition cipher |
| 12/23/1999 | WO1999066670A1 Broadcast service access control |
| 12/23/1999 | WO1999066669A2 Block ciphers with integer multiplication, data-dependent and fixed number of rotations in each round |
| 12/23/1999 | CA2335143A1 Enhanced block ciphers with data-dependent rotations |
| 12/22/1999 | EP0966139A2 Portable communication device and a method of transmitting information |
| 12/22/1999 | EP0966138A2 A portable communication device and a method of generating E-mail messages |
| 12/22/1999 | EP0966126A2 Encrypting speech coder |
| 12/22/1999 | EP0965959A1 A method of using a portable communication device |
| 12/22/1999 | EP0965941A2 Electronic banking device |
| 12/22/1999 | EP0965940A2 Electronic banking device |
| 12/22/1999 | EP0965939A2 Electronic banking device |
| 12/22/1999 | EP0965938A2 Portable communication device |
| 12/22/1999 | EP0965917A1 Permit for controlling access to services in protected memory systems |
| 12/22/1999 | EP0965201A1 Secure proxy signing device and method for use |
| 12/22/1999 | EP0965200A1 Administration and utilization of private keys in a networked environment |
| 12/22/1999 | EP0965199A2 Method for inserting a service key in a terminal and devices for implementing said method |
| 12/22/1999 | EP0965111A2 Reliance server for electronic transaction system |
| 12/22/1999 | EP0965106A1 Electronic key self-monitoring method in a system controlling access to a resource and electronic key implementing the method |
| 12/22/1999 | EP0965076A1 Electronic data processing device and system |
| 12/22/1999 | CN1239362A Machine identifying and encrypting communicating system |
| 12/22/1999 | CN1239247A Encrypting speech coder |
| 12/21/1999 | US6006330 Security device for ring network |
| 12/21/1999 | US6005944 System and method for constructing block ciphers |
| 12/21/1999 | US6005943 Electronic identifiers for network terminal devices |
| 12/21/1999 | US6005935 Method and system of using personal information as a key when distributing information |
| 12/21/1999 | US6005874 Method of processing messages in a secure communications system having a plurality of encryption procedures, and such a secure communication system |
| 12/21/1999 | US6005487 Electronic security system with novel electronic T-handle lock |
| 12/21/1999 | CA2197676C User authentication in a communications network |
| 12/21/1999 | CA2191668C Communication method and device |
| 12/21/1999 | CA2133679C Encryption key control system for mail processing system having data center verification |
| 12/21/1999 | CA2067157C Method of controlling access to restricted access data and communication system therefor |
| 12/21/1999 | CA2056440C System for transferring data using electronic cards |