| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 03/28/2002 | WO2002025866A2 Apparatus, system and method for validating integrity of transmitted data |
| 03/28/2002 | WO2002025863A1 Encryption and identification method |
| 03/28/2002 | WO2002025862A2 Cryptographic encoder/decoder with segmentation and dynamically varying number bases |
| 03/28/2002 | WO2002025861A1 Dynamic key management architecture for ensuring conditional access to secure multimedia multicast |
| 03/28/2002 | WO2002025851A1 Fast irreducibility and subgroup membership testing in xtr |
| 03/28/2002 | WO2002025662A1 Distribution of content |
| 03/28/2002 | WO2002025410A2 Protect by data chunk address as encryption key |
| 03/28/2002 | WO2002023970A2 Fully dynamic identification process without an identifier |
| 03/28/2002 | WO2002009348A3 Ring-based digital signature and authentication method and apparatus |
| 03/28/2002 | WO2001089133A3 Method and apparatus for self-authenticating digital records |
| 03/28/2002 | WO2001086855A3 Apparatus for free-space quantum key distribution in daylight |
| 03/28/2002 | WO2001084763A3 Method for transmitting payment information between a terminal and a third equipment |
| 03/28/2002 | WO2001077780A3 Systems and methods for securing a web transaction between a client and a merchant using encrypted keys and cookies |
| 03/28/2002 | WO2001061916A3 Encoding method and system resistant to power analysis |
| 03/28/2002 | WO2001050675A3 A secure and linear public-key cryptosystem based on parity-check error-correcting code |
| 03/28/2002 | WO2000051029A3 Method and apparatus for delivering electronic data through a proxy server |
| 03/28/2002 | US20020038424 Apparatus and method for providing security for electronic signatures |
| 03/28/2002 | US20020038423 Method of managing an electronic mark using an agent |
| 03/28/2002 | US20020038422 Authentication system capable of maintaining security and saving expenses |
| 03/28/2002 | US20020038420 Method for efficient public key based certification for mobile and desktop environments |
| 03/28/2002 | US20020038411 Information storage system |
| 03/28/2002 | US20020037736 Closed group communication method and communication terminal equipment |
| 03/28/2002 | US20020037079 Stream cipher encryption application accelerator and methods thereof |
| 03/28/2002 | US20020037078 Random data method and apparatus |
| 03/28/2002 | US20020036991 Communication system using access control for mobile terminals with respect to local network |
| 03/28/2002 | US20020036789 Image processing apparatus |
| 03/28/2002 | DE10141438A1 Halbleitervorrichtung und Anschlußeinrichtung Semiconductor device and connector means |
| 03/28/2002 | DE10045463A1 Self-synchronizing current cipher for route encryption over fault-prone transmission channel, uses output unit to take over data from cipher device when sync signal is activated |
| 03/28/2002 | CA2421628A1 Internet protocol telephony security architecture |
| 03/27/2002 | EP1191743A2 Method and device for performing secure transactions |
| 03/27/2002 | EP1191740A2 Methods and apparatus for hardware normalization and denormalization |
| 03/27/2002 | EP1191739A2 Stream cipher encryption application accelerator and methods thereof |
| 03/27/2002 | EP1191738A2 Methods and apparatus for implementing a cryptography engine |
| 03/27/2002 | EP1191737A2 Data encryption apparatus |
| 03/27/2002 | EP1191736A2 E-commerce security processor alignment logic |
| 03/27/2002 | EP1190526A1 Methods and arrangements for secure linking of entity authentication and ciphering key generation |
| 03/27/2002 | EP1190525A2 Countermeasure to power attack and timing attack on cryptographic operations |
| 03/27/2002 | EP1190524A1 Self authentication ciphertext chaining |
| 03/27/2002 | EP1190523A1 Secure user identification based on ring homomorphisms |
| 03/27/2002 | EP1190386A2 Identifying material |
| 03/27/2002 | EP1190291A1 Public cryptographic control unit and system therefor |
| 03/27/2002 | EP1190290A1 System for digitally signing a document |
| 03/27/2002 | EP1027685B1 Data medium authentication method |
| 03/27/2002 | CN1342376A Radio communication device and radio communication method |
| 03/27/2002 | CN1342367A Apparatus and method for digital signal processing |
| 03/27/2002 | CN1342356A Method for negotiating weakened keys in encryption systems |
| 03/27/2002 | CN1342007A New scrambler |
| 03/26/2002 | US6363525 Method and apparatus for routing confidential information |
| 03/26/2002 | US6363488 Systems and methods for secure transaction management and electronic rights protection |
| 03/26/2002 | US6363485 Multi-factor biometric authenticating device and method |
| 03/26/2002 | US6363483 Methods and systems for performing article authentication |
| 03/26/2002 | US6363481 Method and apparatus for secure data storage using distributed databases |
| 03/26/2002 | US6363480 Ephemeral decryptability |
| 03/26/2002 | US6363478 Security mechanisms in a web server |
| 03/26/2002 | US6363365 Mechanism for secure tendering in an open electronic network |
| 03/26/2002 | US6363356 Referrer-based system for try/buy electronic software distribution |
| 03/26/2002 | US6363154 Decentralized systems methods and computer program products for sending secure messages among a group of nodes |
| 03/26/2002 | US6363153 Method and apparatus for secure digital chaotic communication |
| 03/26/2002 | US6363152 Hybrid one time pad encryption and decryption apparatus with methods for encrypting and decrypting data |
| 03/26/2002 | US6363149 Method and apparatus for accessing stored digital programs |
| 03/26/2002 | US6363148 Method, apparatus and computer program for activating an alternate encryption using an identifier embedded in data |
| 03/26/2002 | CA2245991C Digital video recorder error recovery method |
| 03/26/2002 | CA2238571C Synchronization of cryptographic keys between two modules of a distributed system |
| 03/26/2002 | CA2213313C Secure satellite receive-only local area network with address filter |
| 03/21/2002 | WO2002023887A2 Imaging system monitored or controlled to ensure fidelity of file captured |
| 03/21/2002 | WO2002023801A2 Method for controlling access |
| 03/21/2002 | WO2002023800A1 Phase modulator and phase modulating method |
| 03/21/2002 | WO2002023799A1 Method and device for transforming data with convolutional character and variable offsets, and systems using same |
| 03/21/2002 | WO2002023796A1 A biometric-based system and method for enabling authentication of electronic messages sent over a network |
| 03/21/2002 | WO2002023795A1 A method and apparatus employing one-way transforms |
| 03/21/2002 | WO2002023489A1 Internet advertisement metering system and method |
| 03/21/2002 | WO2002023308A2 Techniques for providing and obtaining research and development information technology on remote computing resources |
| 03/21/2002 | WO2001095327A3 Recordable storage medium with protected data area |
| 03/21/2002 | WO2001077783A3 System and process for delivery of content over a network |
| 03/21/2002 | WO2001071972A3 Method, automaton and computer device and network for certified document transmission |
| 03/21/2002 | WO2001025879A3 Security module and method for production of forge-proof documents |
| 03/21/2002 | US20020035723 Digital contents distribution system, digital contents distribution method, roaming server, information processor, and information processing method |
| 03/21/2002 | US20020035692 Data terminal device capable of continuing to download encrypted content data and a license or reproduce encrypted content data with its casing in the form of a shell closed |
| 03/21/2002 | US20020035690 Information processing apparatus and method |
| 03/21/2002 | US20020035687 Method and device for secure wireless transmission of information |
| 03/21/2002 | US20020035685 Client-server system with security function intermediary |
| 03/21/2002 | US20020035684 Method and apparatus for authorizing the transfer of information |
| 03/21/2002 | US20020035682 Data transmission method, user equipment and GPRS/EDGE radio access network |
| 03/21/2002 | US20020034306 Information storage system, information transfer system and storage medium thereof |
| 03/21/2002 | US20020034305 Method and system for issuing service and method and system for providing service |
| 03/21/2002 | US20020034304 Method of preventing illegal copying of an electronic document |
| 03/21/2002 | US20020034303 Rolling code security system |
| 03/21/2002 | US20020034302 Data terminal device that can easily obtain and reproduce desired data |
| 03/21/2002 | US20020034300 Method and device for encrypting a message |
| 03/21/2002 | US20020034297 Wireless methods and devices employing steganography |
| 03/21/2002 | US20020034295 Cryptographic method and apparatus for non-linearly merging a data block and a key |
| 03/21/2002 | DE10044890A1 Cryptographic or cryptological polymorphic multidimensional static, dynamic system has instructions, influencing region pointers, influencing regions that overlap, penetrate or influence |
| 03/21/2002 | CA2422242A1 Imaging system monitored or controlled to ensure fidelity of file captured |
| 03/20/2002 | EP1189471A1 Method for distributing encryption keys for an overlay data network |
| 03/20/2002 | EP1189432A2 A hierarchical encryption scheme for secure distribution of predetermined content |
| 03/20/2002 | EP1189427A2 A method of managing an electronic mark using an agent |
| 03/20/2002 | EP1189407A2 Client-server system with securita function intermediary |
| 03/20/2002 | EP1189184A2 Authentication method, authentication system, payment system, user apparatus and recording medium containing program for conducting authentication |
| 03/20/2002 | EP1188270A2 Synchronization of session keys |
| 03/20/2002 | EP1188269A1 Apparatus and method for encoding/decoding transport format combination indicator in cdma mobile communication system |