Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 9 - Arrangements for secret or secure communication
Patents for H04L 9 - Arrangements for secret or secure communication (111,914)
04/1999
04/20/1999US5896455 Key agreement and transport protocol with implicit signatures
04/20/1999CA2251193A1 Method and apparatus for encoding and recovering keys
04/15/1999WO1999018729A1 Method and apparatus for encrypted data stream transmission
04/15/1999WO1999018692A1 Method for exchanging encrypted data via a communication network, corresponding method for storing and managing the encryption keys used, and module storing these encryption keys
04/15/1999WO1999018546A1 Authenticating system with microcircuit card
04/15/1999WO1999008415A3 System for generating electronic signatures in absolute security
04/15/1999WO1999007104B1 Data security in multipoint publish/subscribe communications
04/15/1999DE19744913A1 Probability enciphering method for secure information storage and transmission
04/15/1999DE19744586A1 Coding digital data for distant transmission
04/15/1999CA2305644A1 Method and apparatus for encrypted data stream transmission
04/15/1999CA2273859A1 Authenticating system with microcircuit card
04/14/1999EP0909095A1 Reprogrammable terminal for suggesting programs offered on a television program delivery system
04/14/1999EP0909075A1 Methods and apparatus for a computer network firewall with cache query processing
04/14/1999EP0909074A1 Methods and apparatus for a computer network firewall with multiple domain support
04/14/1999EP0909073A2 Methods and apparatus for a computer network firewall with proxy reflection
04/14/1999EP0909055A2 Pseudo-random number generating method and apparatus therefor
04/14/1999EP0909051A2 Simplified data link
04/14/1999EP0908810A2 Secure processor with external memory using block chaining and block re-ordering
04/14/1999EP0907935A1 A system and method for secure network electronic payment and credit collection
04/14/1999EP0800691B1 Method for implementing a private key communication protocol between two processing devices
04/14/1999CN1213944A Telephony device comprising base station and at least one handset, subscription method of handset, handset and base station suitable for such device
04/13/1999US5894521 System and method for encrypting sensitive information
04/13/1999US5894519 Process for the dissimulaton of a secret code in a data authentication device
04/13/1999CA2067411C Communication network intended for secure transmission
04/11/1999CA2248915A1 Simplified data link
04/10/1999CA2249554A1 Secure processor with external memory using block chaining and block re-ordering
04/08/1999WO1999017536A1 Method for generating and verifying degital watermarks and for exchanging data containing digital watermarks
04/08/1999WO1999017496A1 Electronic publishing
04/08/1999WO1999017495A1 A circuit and method for configuring and registering a cryptographic device
04/08/1999WO1999017486A1 System and method for authentication of goods
04/08/1999CA2304632A1 System and method for authentication of goods
04/08/1999CA2304611A1 Method for generating and verifying digital watermarks and for exchanging data containing digital watermarks
04/07/1999EP0907270A2 Apparatus and method for establishing a cryptographic link between elements of a system
04/07/1999EP0907269A1 Encryption device for information in binary code
04/07/1999EP0907120A2 Method amd apparatus for delivering documents over an electronic network
04/07/1999EP0906680A1 Improvements in, or relating to, internet communication systems
04/07/1999EP0906679A1 Apparatus and method for secure commmunication based on channel characteristics
04/07/1999EP0906678A1 Improved cryptographically secure pseudo-random bit generator for fast and secure encryption
04/07/1999EP0906675A1 Method and apparatus of providing bit count integrity and synchronous data transfer over a channel which does not preserve synchronization
04/07/1999EP0906603A1 Communication system for managing safely and independently a plurality of applications by each user card and corresponding user card and management method
04/07/1999CN2313338Y Anti-theft card for communication cable
04/06/1999USRE36181 Pseudorandom number generation and crytographic authentication
04/06/1999US5893084 Method for creating specific purpose rule-based n-bit virtual machines
04/06/1999US5892829 Method and apparatus for generating secure hash functions
04/06/1999US5892826 Data processor with flexible data encryption
04/06/1999US5892211 Transaction system comprising a first transportable integrated circuit device, a terminal, and a security device
04/06/1999CA2082675C Method and apparatus for scrambling and descrambling of video signals with edge fill
04/01/1999WO1999016230A1 Integrated proxy interface for web based telecommunication toll-free network management
04/01/1999WO1999016218A1 Integrated customer web station for web-based call management
04/01/1999WO1999016209A1 Method and system for transient key digital time stamps
04/01/1999WO1999016208A2 Method and apparatus for generating encryption stream ciphers
04/01/1999WO1999016207A1 Integrated proxy interface for web based data management reports
04/01/1999WO1999016206A1 Data warehousing infrastructure for web based reporting tool
04/01/1999WO1999016205A1 Method and system of dynamic transformation of encrypted material
04/01/1999WO1999016203A2 Integrated proxy interface for web based data management reports
04/01/1999WO1999016202A2 Integrated proxy interface for web based telecommunications management tools
04/01/1999WO1999016199A2 A data encryption system for internet communication
04/01/1999WO1999016198A1 Integrated interface for real time web based viewing of telecommunications network call traffic
04/01/1999WO1999016099A2 Secure customer interface for web-based data management
04/01/1999WO1999016031A2 Method and apparatus for asymmetric key management in a cryptographic system
04/01/1999WO1999016002A1 Web based integrated customer interface for invoice reporting
04/01/1999WO1999015996A2 Multi-threaded web based user inbox for report management
04/01/1999WO1999015989A1 Authentication and entitlement for users of web based data management programs
04/01/1999WO1999015988A2 Secure server architecture for web based data management
04/01/1999WO1999015984A1 Graphical user interface for web enabled applications
04/01/1999WO1999015979A1 Integrated business system for web based telecommunications management
04/01/1999WO1999015978A1 Integrated proxy interface for web based broadband telecommunications management
04/01/1999WO1999015977A1 Integrated proxy interface for web based telecommunications network management
04/01/1999WO1999015975A1 Integrated interface for web based customer care and trouble management
04/01/1999WO1999015974A1 Integrated interface for web based customer care and trouble management
04/01/1999WO1999015970A1 Method and apparatus for protection of recorded digital data
04/01/1999WO1999015960A2 Integrated customer interface for web-based data management
04/01/1999WO1999015950A1 Integrated proxy interface for web based alarm management tools
04/01/1999WO1999007145A8 Verification of the source of program of information in a conditional access system
04/01/1999WO1999003285A3 Method and device for the mutual authentication of components in a network using the challenge-response method
04/01/1999WO1999000720A3 Method and arrangement for detecting a non-authorised user access to a communications network
04/01/1999WO1998059456A3 Method and system for performing secure electronic messaging
04/01/1999WO1998047257A3 Secure telecommunications data transmission
04/01/1999CA2304619A1 Graphical user interface for web enabled applications
04/01/1999CA2304554A1 Integrated customer interface for web-based data management
04/01/1999CA2304148A1 Method and apparatus for protection of recorded digital data
03/1999
03/31/1999EP0905967A1 Method for generating digital watermarks and for exchanging data containing digital watermarks
03/31/1999EP0905942A2 Decrypting device
03/31/1999EP0904643A1 Method and apparatus for providing anonymous data transfer in a communication system
03/31/1999EP0904581A1 System with and method of cryptographically protecting communications
03/31/1999CN1212532A ATM cell descrambling circuit
03/30/1999US5889868 Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
03/30/1999US5889865 Key agreement and transport protocol with implicit signatures
03/30/1999US5889862 Method and apparatus for implementing traceable electronic cash
03/30/1999US5889861 Identity confidentiality method in radio communication system
03/30/1999US5889860 Encryption system with transaction coded decryption key
03/30/1999CA2157011C Method for two-way public key authentication and key agreement for low-cost terminals
03/25/1999WO1999014890A1 An identification method for mode series of the open information network
03/25/1999WO1999014889A1 Improved block cipher method
03/25/1999WO1999014888A2 Security method for transmissions in telecommunication networks
03/25/1999WO1999014887A1 Encryption method and apparatus with variable encryption strength
03/25/1999WO1999014881A2 Cryptographic co-processor
03/25/1999WO1999014880A2 A method and device for executing a decrypting mechanism through calculating a standardized modular exponentiation for thwarting timing attacks
03/25/1999WO1999014775A1 Method for requesting and transferring information in a digital audio broadcasting system
03/25/1999WO1999014745A1 System and method for securing speech transactions
1 ... 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 ... 1120