| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 05/22/2002 | EP1043863A4 Method for the cryptographic conversion of l-bit input blocks of digital data into l-bit output blocks |
| 05/22/2002 | EP0958672A4 Low power telecommunication controller for a host computer server |
| 05/22/2002 | CN2492980Y Hardware cipher key idnetity confirmation unit |
| 05/22/2002 | CN2492979Y Network isolator unit with identity confirmation |
| 05/22/2002 | CN1350761A Integrity protection method for radio network signaling |
| 05/22/2002 | CN1350735A Indirect public-key encryption |
| 05/22/2002 | CN1350670A Public cryptographic control unit and system therefor |
| 05/22/2002 | CN1350664A Method and hardware architecture for controlling a process or for processing data based on quantum soft computing |
| 05/22/2002 | CN1350611A Key and lock device |
| 05/22/2002 | CN1350382A PKI-based VPN cipher key exchange implementing method |
| 05/22/2002 | CN1350233A Data selling/mediating/purchasing method, system, server, terminal and recording medium |
| 05/22/2002 | CA2327037A1 Method to detect fault attacks against cryptographic algorithms |
| 05/21/2002 | US6393567 Method of enabling a server to authorize access to a service from portable devices having electronic microcircuits, e.g. devices of the smart card type |
| 05/21/2002 | US6393566 Time-stamp service for the national information network |
| 05/21/2002 | US6393564 Decrypting device |
| 05/21/2002 | US6393563 Temporary digital signature method and system |
| 05/21/2002 | US6393562 Method and apparatus for preventing fraudulent access in a conditional access system |
| 05/21/2002 | US6393128 System for broadcasting data signals in a secure manner |
| 05/21/2002 | US6393127 Method for transferring an encryption key |
| 05/21/2002 | US6393126 System and methods for generating trusted and authenticatable time stamps for electronic documents |
| 05/21/2002 | US6393125 Initializer for a confusion data generator |
| 05/16/2002 | WO2002039713A2 Method and apparatus for determining digital a/v content distribution terms based on detected piracy levels |
| 05/16/2002 | WO2002039663A1 Quantum cryptography transmission method and system |
| 05/16/2002 | WO2002039662A1 Quantum cryptography method and system |
| 05/16/2002 | WO2002039661A2 Data scrambling system for a shared transmission medium |
| 05/16/2002 | WO2002039660A2 Cryptographic communications using locally generated cryptographic keys for conditional access |
| 05/16/2002 | WO2002039659A1 Efficient authenticated dictionaries with skip lists and commutative hashing |
| 05/16/2002 | WO2002039658A1 Methods and protocols for intrusion-tolerant management of collaborative network groups |
| 05/16/2002 | WO2002039655A1 Information processing device, information processing method and program storage medium |
| 05/16/2002 | WO2002039639A2 Quantum cryptography transmission method and system |
| 05/16/2002 | WO2002039396A1 Commodity transacting device, mobile communication device, administration device, and commodity transacting system |
| 05/16/2002 | WO2002039281A1 Cross-domain access control |
| 05/16/2002 | WO2002039253A1 Method and system for establishing a trusted and decentralized peer-to-peer network |
| 05/16/2002 | WO2002039224A2 Methods for distributed trust environment |
| 05/16/2002 | WO2002039222A2 System and method for managing trust between clients and servers |
| 05/16/2002 | WO2002019569A9 Data transmitting apparatus, radio communication system and radio communication method |
| 05/16/2002 | WO2002013444A3 Trusted authentication digital signature (tads) system |
| 05/16/2002 | WO2001097441A3 Method, systems and computer program for reducing hacking susceptibility |
| 05/16/2002 | WO2001071540A8 Methods and systems for linking an electronic address to a physical address of a customer |
| 05/16/2002 | WO2001071463A8 Methods and systems for providing a secure electronic mailbox |
| 05/16/2002 | WO2001020431A3 Method, article and apparatus for registering registrants, such as voter registrants |
| 05/16/2002 | US20020059535 Wireless clock synchronization |
| 05/16/2002 | US20020059529 Email systems |
| 05/16/2002 | US20020059528 Real time active network compartmentalization |
| 05/16/2002 | US20020059524 Encoder, decoder, data processing apparatus, network system, data processing method, recording medium, and program |
| 05/16/2002 | US20020059522 Data Administration method |
| 05/16/2002 | US20020059521 Method and system for identifying a user |
| 05/16/2002 | US20020059519 Transmitting apparatus, transmitting method, receiving apparatus, receiving method, transmitting and receiving system, and transmitting and receiving method |
| 05/16/2002 | US20020059518 Method and apparatus for secure leveled access control |
| 05/16/2002 | US20020059437 Method and apparatus for processing subject name included in personal certificate |
| 05/16/2002 | US20020059430 Methods and systems for establishing an electronic account for a customer |
| 05/16/2002 | US20020059381 Methods and systems for linking an electronic address to a physical address of a customer |
| 05/16/2002 | US20020059286 Trusted computing platform with dual key trees to support multiple public/private key systems |
| 05/16/2002 | US20020059238 Data management system |
| 05/16/2002 | US20020059146 Systems and methods for identity verification for secure transactions |
| 05/16/2002 | US20020057915 Method and apparatus for enhancing personal safety with conspicuously concealed, incidentalist, concomitant, or deniable remote monitoring possibilities of a witnessential network, or the like |
| 05/16/2002 | US20020057799 Data delivery system, server apparatus, reproducing apparatus, data delivery method, data playback method, storage medium, control, signal, and transmission data signal |
| 05/16/2002 | US20020057798 Method and apparatus employing one-way transforms |
| 05/16/2002 | US20020057797 Resilient cryptographic scheme |
| 05/16/2002 | US20020057188 Method of initiating a security procedure within a building |
| 05/16/2002 | US20020056747 Person authentication system, person authentication method, information processing apparatus, and program providing medium |
| 05/16/2002 | CA2565949A1 An information management system |
| 05/16/2002 | CA2565929A1 An information management system |
| 05/16/2002 | CA2565895A1 An information management system |
| 05/16/2002 | CA2425388A1 Data scrambling system for a shared transmission medium |
| 05/16/2002 | CA2396481A1 Information processing device, information processing method and program storage medium |
| 05/15/2002 | EP1206073A2 System and method for pushing information from a host system to a mobile data communicatoin device |
| 05/15/2002 | EP1206066A2 Method for determining whether past digital signatures were issued by suspended certificates |
| 05/15/2002 | EP1206065A1 Information recording/reproducing apparatus and method |
| 05/15/2002 | EP1205405A1 Information recording medium, noncontact ic tag, access device, access system, life cycle management system, input/output method, and access method |
| 05/15/2002 | EP1205072A1 System and method for securely distributing content to groups of receivers |
| 05/15/2002 | EP1205051A1 Signature schemes based on discrete logarithm with partial or total message recovery |
| 05/15/2002 | EP1205050A1 Method for the encoded transmission of data between two entities of a digital communications system |
| 05/15/2002 | EP1205032A1 Coding method and device with at least two parallel coding steps and improved permutation, and corresponding decoding method and device |
| 05/15/2002 | EP1064788A4 Improved conditional access and content security method |
| 05/15/2002 | CN2491897Y Information key |
| 05/15/2002 | CN1349723A Authentication methods for cellular communicaltions systems |
| 05/15/2002 | CN1349695A Method of ciphering daa transmission in a radio system |
| 05/15/2002 | CN1349472A Information recording medium, noncontactor IC tag, access device access system, life cycle management system, input/output method, and access method |
| 05/15/2002 | CN1349331A Hierarchical marked distortion-preventing system |
| 05/15/2002 | CN1349328A Easy-to-expand network invasion detecting and safety auditing system |
| 05/15/2002 | CN1349327A Hierarchical network information content managing method based on public key basic facilities |
| 05/15/2002 | CN1349182A Encipher decipher devices and device for producing expanded key, method and recording medium therefor |
| 05/15/2002 | CN1085025C User authentication method and apparatus |
| 05/14/2002 | US6389538 System for tracking end-user electronic content usage |
| 05/14/2002 | US6389536 Device for verifying use qualifications |
| 05/14/2002 | US6389457 System and method for pushing information from a host system to a mobile data communication device |
| 05/14/2002 | US6389403 Method and apparatus for uniquely identifying a customer purchase in an electronic distribution system |
| 05/14/2002 | US6389402 Systems and methods for secure transaction management and electronic rights protection |
| 05/14/2002 | US6389282 Operation and maintenance system for a mobile communications network |
| 05/14/2002 | US6389152 Method and apparatus for superposing a digital watermark and method and apparatus for detecting a digital watermark |
| 05/14/2002 | US6389136 Auto-Recoverable and Auto-certifiable cryptosystems with RSA or factoring based keys |
| 05/14/2002 | US6389037 Arrangement for improving the architecture of mobile communication systems |
| 05/10/2002 | WO2002037768A1 Communication system and communication control apparatus and method |
| 05/10/2002 | WO2002037748A2 Distributing public keys |
| 05/10/2002 | WO2002037747A1 Enciphering device and method, deciphering device and method, and storage medium |
| 05/10/2002 | WO2002037746A1 Content distribution system and content distribution method |
| 05/10/2002 | WO2002037371A1 Method and system for automatically publishing content |
| 05/10/2002 | WO2002037360A1 Content distribution system and content distribution method |
| 05/10/2002 | WO2002037246A2 System and method for using location identity to control access to digital information |