| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 07/18/2001 | EP1117206A2 Public key infrastructure |
| 07/18/2001 | EP1117205A2 Method and system of marking a text document with a pattern of extra blanks for authentication |
| 07/18/2001 | EP1117204A2 Authorization infrastructure based on public key cryptography |
| 07/18/2001 | EP1117187A2 A method and apparatus for recognizing a receiving path in a CDMA system |
| 07/18/2001 | EP1117077A2 Information processing system, portable electronic device, access apparatus for the portable electronic device, and method of using memory space |
| 07/18/2001 | EP1117029A1 Portable terminal and displaying information management method for portable terminal |
| 07/18/2001 | EP1116368A2 A secure data transfer system |
| 07/18/2001 | EP1116358A1 Method for authenticating at least one subscriber during a data exchange |
| 07/18/2001 | EP1116357A1 Method for generating a cipher key in a secure and distributed manner |
| 07/18/2001 | EP1116176A1 Information card and information card system |
| 07/18/2001 | EP1116155A2 Card for interaction with a computer |
| 07/18/2001 | EP1064622A4 Tamper resistant postal security device with long battery life |
| 07/18/2001 | CN1304610A Method and apparatus for secure data transmission system |
| 07/18/2001 | CN1304608A System and method for pushing information from host system to mobile data communication device |
| 07/18/2001 | CN1304604A Multi-node encryption and key delivery |
| 07/18/2001 | CN1304602A Cryptographic system and method for electronic transactions |
| 07/18/2001 | CN1304503A Integration of security modules on integrated circuit |
| 07/18/2001 | CN1304238A Method and system for tramsmitting secret data of protecting inside golden key and vairable pass code |
| 07/18/2001 | CN1304116A Equipment of data processing and method operating said equipment |
| 07/18/2001 | CN1304112A System for electronized data administration and its method |
| 07/18/2001 | CN1304109A System and method for effectively collecting aranging and access to withdrew table of certificate |
| 07/18/2001 | CN1304104A Method of authorizing based on role between enterprises |
| 07/18/2001 | CN1304101A Information processing system, portable electronic device and its access device and memory space |
| 07/18/2001 | CN1068686C Pseudo-noise sequence generator with fast offset adjustment |
| 07/17/2001 | US6263446 Method and apparatus for secure distribution of authentication credentials to roaming users |
| 07/17/2001 | US6263443 Simplified data link protocol processor |
| 07/17/2001 | US6263438 Method and apparatus for secure document timestamping |
| 07/17/2001 | US6263437 Method and apparatus for conducting crypto-ignition processes between thin client devices and server devices over data networks |
| 07/17/2001 | US6263436 Method and apparatus for simultaneous electronic exchange using a semi-trusted third party |
| 07/17/2001 | US6263435 Dual encryption protocol for scalable secure group communication |
| 07/17/2001 | US6263434 Signed group criteria |
| 07/17/2001 | US6263313 Method and apparatus to create encoded digital content |
| 07/17/2001 | US6263087 Method of encoding bits in a signal |
| 07/17/2001 | US6263081 Elliptic curve calculation apparatus capable of calculating multiples at high speed |
| 07/12/2001 | WO2001050686A1 Information transmitter/receiver |
| 07/12/2001 | WO2001050676A2 Cryptographic isolator using multiplication |
| 07/12/2001 | WO2001050675A2 A secure and linear public-key cryptosystem based on parity-check error-correcting code |
| 07/12/2001 | WO2001050530A1 Anti tamper encapsulation for an integrated circuit |
| 07/12/2001 | WO2001050319A2 System and method for providing electronic licenses |
| 07/12/2001 | WO2001003365A8 Distributed group key management scheme for secure many-to-many communication |
| 07/12/2001 | WO2000077973A3 Countermeasure to power attack and timing attack on cryptographic operations |
| 07/12/2001 | WO2000002345A3 Electronic system architecture |
| 07/12/2001 | US20010008014 Automatic network connection using a smart card |
| 07/12/2001 | US20010008013 Masked digital signatures |
| 07/12/2001 | US20010008012 Computer-readable medium having a private key encryption program |
| 07/12/2001 | US20010008001 Switching system and scramble control method |
| 07/12/2001 | DE19963407A1 Tragbarer Datenträger mit Zugriffsschutz durch Nachrichtenverfremdung A portable data carrier with access protection by news alienation |
| 07/12/2001 | DE19963329A1 Sicherung von Sensordaten Securing sensor data |
| 07/12/2001 | DE10000503A1 Datenverarbeitungseinrichtung und Verfahren zu dessen Betrieb Data processing device and method for its operation |
| 07/12/2001 | DE10000502A1 Random number sequence generation method e.g. for smart card, has outputs of flip-flops controlled by sampled outputs of independent frequency oscillators combined via logic element |
| 07/12/2001 | CA2395656A1 Anti tamper encapsulation for an integrated circuit |
| 07/12/2001 | CA2392739A1 Cryptographic isolator using multiplication |
| 07/11/2001 | EP1115239A1 Method for securing the communication between two applications through an insecure channel |
| 07/11/2001 | EP1115095A2 Credit card system and method |
| 07/11/2001 | EP1115094A2 Data processing device and its method of operation |
| 07/11/2001 | EP1115093A2 Data processing device and its method of operation |
| 07/11/2001 | EP1115078A2 Electronic data management system and method |
| 07/11/2001 | CN1303553A Circuit and method for configuring and registering cryptographic device |
| 07/11/2001 | CN1303506A Visual code recordal and communication thereof |
| 07/11/2001 | CN1303493A Method and device for processing data |
| 07/11/2001 | CN1303197A Security data transmission system |
| 07/11/2001 | CN1303196A Encryption and decryption method for data codes |
| 07/11/2001 | CN1303187A Portable voice frequency listening equipment |
| 07/11/2001 | CN1303067A Transaction method based on Internet |
| 07/11/2001 | CN1068486C Method for point-to-point communications within secure communication systems |
| 07/10/2001 | US6260147 Wireless subscription portability |
| 07/10/2001 | US6260145 System and method of authentication of digital information |
| 07/10/2001 | US6260142 Access and storage of secure group communication cryptographic keys |
| 07/10/2001 | US6259791 Method and apparatus in a wireless messaging system for controlling a hierarchical provision of service |
| 07/10/2001 | US6259790 Secret communication and authentication scheme based on public key cryptosystem using N-adic expansion |
| 07/10/2001 | US6259789 Computer implemented secret object key block cipher encryption and digital signature device and method |
| 07/05/2001 | WO2001049058A1 Radio communication device and radio communication method |
| 07/05/2001 | WO2001049054A1 Digital signature |
| 07/05/2001 | WO2001048974A1 Portable data carrier provided with access protection by dividing up codes |
| 07/05/2001 | WO2001048963A1 Handling a secret key |
| 07/05/2001 | WO2001048948A1 Method, apparatus and system for providing encryption keys in a satellite communications network |
| 07/05/2001 | WO2001048706A1 Portable data carrier provided with access protection by rendering messages unfamiliar |
| 07/05/2001 | WO2001048604A1 Method for binding a program module |
| 07/05/2001 | WO2001048594A2 Computer efficient linear feedback shift register |
| 07/05/2001 | WO2001047789A1 Information recording medium, noncontact ic tag, access device, access system, life cycle management system, input/output method, and access method |
| 07/05/2001 | WO2001022654A8 Method of recovering a cryptographic session key |
| 07/05/2001 | WO2000027090A9 Network protocol for secure communications |
| 07/05/2001 | US20010007130 Information transmission apparatus, information reception apparatus, method for controlling these apparatuses, storage medium, and system |
| 07/05/2001 | US20010007127 Synchronization of session keys |
| 07/05/2001 | US20010006552 Method for transmitting an encryoption number in a communication system and a communication system |
| 07/05/2001 | DE19963042A1 Data coding/decoding device has interface coupled to computer and processor for coding/decoding data fed to and from interface |
| 07/05/2001 | DE19747603C2 Verfahren zum digitalen Signieren einer Nachricht Method for digitally signing a message |
| 07/05/2001 | CA2395551A1 Method for binding a program module |
| 07/05/2001 | CA2392706A1 Computer efficient linear feedback shift register |
| 07/05/2001 | CA2365127A1 Radio communication device and radio communication method |
| 07/04/2001 | EP1113618A2 Protection of sensor data |
| 07/04/2001 | EP1113617A2 System and method for transferring the right to decode messages |
| 07/04/2001 | EP1113386A2 Protecting smart cards from power analysis with detached power supplies |
| 07/04/2001 | EP1112658A1 Conditional access system decoder and entitlement management method in same |
| 07/04/2001 | EP1112637A1 Elliptic curve cryptosystems for low memory devices |
| 07/04/2001 | EP0960407B1 Security systems |
| 07/04/2001 | CN1302497A Method and apparatus for generating encryption stream ciphers |
| 07/04/2001 | CN1302406A Method and system for secure transactions in computer system |
| 07/04/2001 | CN1302378A Method for transmitting and storing value and valve store electric power meter using the same |
| 07/03/2001 | US6256736 Secured signal modification and verification with privacy control |