Patents for H04L 9 - Arrangements for secret or secure communication (111,914)
06/2000
06/22/2000WO2000010068B1 Apparatus for and method of electronic currency generation, transfer and redemption
06/22/2000CA2357896A1 Method for transporting packets between an access interface and a shared network and an access interface utilizing said method
06/21/2000EP1011285A1 Personal communication system and communication method thereof for performing a subscriber authenticating process
06/21/2000EP1011269A1 System for processing an information signal
06/21/2000EP1011223A1 Method and system for creating and managing at least one cryptographic key
06/21/2000EP1011222A2 Electronic data storage apparatus with key management function and electronic data storage method
06/21/2000EP1011081A1 Information processing equipment
06/21/2000EP1010331A1 Method of and apparatus for transmitting data for interactive tv applications
06/21/2000EP1010325A1 Method and apparatus for geographically limiting service in a conditional access system
06/21/2000EP1010324A1 Representing entitlements to service in a conditional access system
06/21/2000EP1010323A1 Verification of the source of program of information in a conditional access system
06/21/2000EP1010320A1 Broadcast receiving system comprising a computer and a decoder
06/21/2000EP1010283A2 E-mail firewall with stored key encryption/decryption
06/21/2000EP1010146A2 Method for mutual authentication between two units
06/21/2000EP1010136A2 Method for verifying the authenticity of a data medium
06/21/2000EP1010068A1 Downloading a computer file from a transmitter via a receiver/decoder to a computer
06/21/2000EP1010052A1 Method for controlling distribution and use of software products with network-connected computers
06/21/2000EP1010049A1 Generalized user identification and authentication system
06/21/2000EP0870376A4 Cryptographic access and labeling system
06/21/2000DE19909932C1 Electronic security system for specifying authentication in a vehicle locking system has an authentication corrector and security controllers with identifying sensors to transmit test data in an associated detection range.
06/21/2000CN1257630A Broadcast receiving system composed of computer and decoder
06/20/2000US6079018 System and method for generating unique secure values for digitally signing documents
06/20/2000US6078908 Method for authorizing in data transmission systems
06/20/2000US6078667 Generating unique and unpredictable values
06/20/2000US6078665 Electronic encryption device and method
06/20/2000US6078663 Communication apparatus and a communication system
06/15/2000WO2000035223A1 Enhanced subscriber authentication protocol
06/15/2000WO2000035198A1 System for processing an information signal
06/15/2000WO2000035144A1 Device for generating a descrambling signal
06/15/2000WO2000035143A1 Message identification with confidentiality, integrity, and source authentication
06/15/2000WO2000035142A1 Cryptosystems with elliptic curves chosen by users
06/15/2000WO2000035141A1 A certification method
06/15/2000WO2000035135A1 Secure system using continuously-changing features of a body part as a key
06/15/2000WO2000006531A3 Nitric esters and nitrate salts of specific drugs
06/15/2000WO1999052241A3 Generating rsa moduli including a predetermined portion
06/15/2000DE19856237A1 Dynamic key generation and secure key exchange method for protected data communication in digital communication network uses one-time-pad principle for dynamic generation of symmetrical keys
06/15/2000DE19856228A1 Data transmission between a transmitter and one of a number of receivers allows data stored in the data base of a central computer to be accessed when the appropriate code is entered
06/15/2000CA2318131A1 Device for generating a descrambling signal
06/14/2000EP1009126A1 Device for generating a descrambling signal
06/14/2000EP1008989A2 Method and apparatus for processing information, and recording medium
06/14/2000EP1008966A2 Data exchange system
06/14/2000EP1008257A2 Method and system for ensuring the security of telephone call management centres
06/14/2000EP1008252A1 Method and system for ensuring the security of computer servers of games
06/14/2000EP1008251A1 System for generating sub-keys
06/14/2000EP1008250A1 Multi-tier electronic software distribution
06/14/2000EP1008086A2 Remote image capture with centralized processing and storage
06/14/2000EP1008023A1 Procedure for accessing a service in a data communication system, and a data communication system
06/14/2000EP0891670B1 Method for providing a secure communication between two devices and application of this method
06/14/2000EP0882340A4 Use of an encryption server for encrypting messages
06/14/2000CN1256844A Small-format subsystem for broadband communication services
06/14/2000CN1256599A Effective discrimination using key update
06/14/2000CN1256596A Method for protecting anonymousness of mobile station
06/14/2000CN1256595A Determination and management method of identification character for temporary mobile station
06/14/2000CN1256594A Method for establishing agreement of session key
06/13/2000US6076164 Authentication method and system using IC card
06/13/2000US6076163 Secure user identification based on constrained polynomials
06/13/2000US6076162 Certification of cryptographic keys for chipcards
06/13/2000US6076077 Data management system
06/13/2000US6075865 Cryptographic communication process and apparatus
06/13/2000US6075864 Method of establishing secure, digitally signed communications using an encryption key based on a blocking set cryptosystem
06/13/2000US6075861 Security access system
06/13/2000US6075859 Method and apparatus for encrypting data in a wireless communication system
06/13/2000CA2194532C Virtual authentication network for secure processors
06/08/2000WO2000033506A1 Public key cryptosystem with roaming user capability
06/08/2000WO2000033482A1 A method for implementing ciphered communication for single-hop terminal-to-terminal calls in a mobile satellite system
06/08/2000WO2000018060A3 A secure data transfer system
06/08/2000WO2000016190A9 Apparatus and methods for unlocking password protected software systems to recover master password
06/08/2000WO2000008907A3 Self-corrector randomizer-encryptor system and method
06/08/2000DE19856362A1 Datenaustauschsystem Data exchange system
06/08/2000CA2354704A1 Public key cryptosystem with roaming user capability
06/07/2000EP1006710A2 Digital watermark embedding and detection devices
06/07/2000EP1006517A1 An optical disk and an optical disk reproduction apparatus
06/07/2000EP1006516A1 An optical disk and an optical disk reproduction apparatus
06/07/2000EP1006492A1 Information processing equipment and IC card
06/07/2000CN1256053A Access control method for mobile communications system
06/07/2000CN1255692A Information processing device and IC card
06/06/2000US6073242 Electronic authority server
06/06/2000US6073236 Authentication method, communication method, and information processing apparatus
06/06/2000US6073235 Private broadcast communication system and method for private broadcast communication over a wired or wireless network
06/06/2000US6073234 Device for authenticating user's access rights to resources and method
06/06/2000US6073125 Token key distribution system controlled acceptance mail payment and evidencing system
06/06/2000US6073122 Cryptographic method and apparatus for restricting access to transmitted programming content using extended headers
06/06/2000US6072876 Method and system for depositing private key used in RSA cryptosystem
06/06/2000US6072875 Method and apparatus for secure identification of a mobile user in a communication network
06/06/2000US6072874 Signing method and apparatus using the same
06/06/2000CA2200624C Method for establishing secure communications and associated encryption/decryption system
06/02/2000WO2000031964A1 A method and a device for encryption of images
06/02/2000WO2000031956A2 A method and apparatus for accessing stored digital programs
06/02/2000WO2000031918A1 Method and apparatus for synchronizing cipher encoding
06/02/2000WO2000031917A1 Data encrypting and decrypting apparatus and methods
06/02/2000WO2000031916A1 A cipher
06/02/2000WO2000031744A1 Copy management for data systems
06/02/2000WO2000031702A1 An apparatus and method for securely determining an outcome from multiple random event generators
06/02/2000WO2000031700A1 Method for carrying out transactions and device for realising the same
06/02/2000WO2000031679A1 Iris imaging telephone security module and method
06/02/2000WO2000031644A1 High assurance digital signatures
06/02/2000WO2000011828A8 Time-stamping with binary linking schemes
06/02/2000CA2352325A1 High assurance digital signatures
06/02/2000CA2352219A1 A cipher
06/02/2000CA2352212A1 A method and a device for encryption of images