Patents for H04L 9 - Arrangements for secret or secure communication (111,914)
03/2002
03/20/2002EP1021886A4 A circuit and method for configuring and registering a cryptographic device
03/20/2002EP0717898B1 A method of messaging in a communication system
03/20/2002CN1341338A Authentication in radiotelephone network
03/20/2002CN1341318A 计算机系统识别 Computer system identification
03/20/2002CN1341310A Protecting information in system
03/20/2002CN1340784A Network business operated by intelligent card allowed to te used through consumers' equipment
03/20/2002CN1081418C High-privacy data enciphering method and device
03/19/2002US6360320 Information processing apparatus, information processing method, information processing system and recording medium using an apparatus id and provided license key for authentication of each information to be processed
03/19/2002US6360152 Vehicle-control communication system
03/19/2002US6360092 Remote unblocking of access to a telecommunication service
03/19/2002US6359986 Encryption system capable of specifying a type of an encrytion device that produced a distribution medium
03/19/2002US6359849 Signal processing apparatus, recording medium, and signal processing method
03/19/2002US6359547 Electronic access control device
03/19/2002CA2248482C Strengthening the authentication protocol
03/14/2002WO2002021846A1 Digital image watermarking apparatus and method
03/14/2002WO2002021803A2 Providing secure network access for short-range wireless computing devices
03/14/2002WO2002021768A2 Location-independent packet routing and secure access in a short-range wireless networking environment
03/14/2002WO2002021766A1 A wireless distributed authentication system
03/14/2002WO2002021765A1 Secure cryptographic key exchange and verifiable digital signature
03/14/2002WO2002021764A1 Method for transmitting, storing and accessing a secret
03/14/2002WO2002021762A1 Systems and methods for protecting information on a computer by integrating building security and computer security functions
03/14/2002WO2002021761A2 Apparatus and method for selectively encrypting different the payload portion of multimedia data sent over a network
03/14/2002WO2002021760A1 Cascaded stream cipher
03/14/2002WO2002021759A1 Secure cryptographic key exchange and verifiable digital signature
03/14/2002WO2002021464A2 System and method of bootstrapping a temporary public -key infrastructure from a cellular telecommunication authentication and billing infrastructure
03/14/2002WO2002021463A2 Code identification method and system
03/14/2002WO2002021462A2 Method for securing digital goods on sale thereof over a computer network
03/14/2002WO2002021363A1 Settlement system
03/14/2002WO2002021196A1 Optical signal transmitter and optical signal transmitting method
03/14/2002WO2001078491A3 Systems and methods for encrypting/decrypting data using a broker agent
03/14/2002WO2001069838A3 Method, and associated apparatus, for generating security keys in a communication system
03/14/2002US20020032903 Authorization using ciphertext tokens
03/14/2002US20020032866 Shared image generation apparatus and method, computer program, and computer readable storage medium
03/14/2002US20020032865 Scalable wide-area upload system and method
03/14/2002US20020032862 Document Transmission techniques II
03/14/2002US20020032861 System and method for executing and assuring security of electronic mail for users, and storage medium storing program to cause computer to implement same method
03/14/2002US20020032860 Account authority digital signature
03/14/2002US20020032859 Authentication method, authentication system, semiconductor circuit and authentication module
03/14/2002US20020032858 Authentication system, authentication method, authentication apparatus, and authentication method therefor
03/14/2002US20020032857 Person identification certificate link system, information processing apparatus, information processing method, and program providing medium
03/14/2002US20020032856 Electronic contents proving method and system, and storage medium for storing program therefor
03/14/2002US20020032855 Providing secure network access for short-range wireless computing devices
03/14/2002US20020032853 Secure dynamic link allocation system for mobile data communication
03/14/2002US20020032658 System and method of online deciphering data on storage medium
03/14/2002US20020031352 Image data recording apparatus and method, and image data reproducing apparatus and method
03/14/2002US20020031229 Deputy information processing system
03/14/2002US20020031220 Method and system for performing permutations using permutation instructions based on butterfly networks
03/14/2002US20020031219 Transmitter, receiver and transceiver arrangement
03/14/2002US20020031218 Encryption method relevant to all encryption procedures
03/14/2002US20020031167 Orthogonal code generation apparatus, scrambling code generation apparatus and portable radio terminal using such apparatus
03/14/2002US20020030586 Electronic control unit for variable PWM communication
03/14/2002US20020030186 Quantum circuit
03/14/2002DE10043499A1 Verfahren zur Datenübertragung Method for data transmission
03/14/2002CA2421495A1 Code identification method and system
03/14/2002CA2420447A1 Optical signal transmitter and optical signal transmitting method
03/13/2002EP1187483A2 An encryption apparatus and method for synchronizing multiple encryption keys with a data stream
03/13/2002EP1187391A2 Encrypted information recording
03/13/2002EP1187390A1 Information processing system and method
03/13/2002EP1187127A2 Information recording and playback devices and methods, information recording media and program providing media used therewith
03/13/2002EP1186984A2 Authentication system capable of maintaining security and saving expenses
03/13/2002EP1186193A1 Method and system for verifying the authenticity of a first communication participants in a communications network
03/13/2002EP1186183A1 Sat back channel security solution for mobile terminals using ussd
03/13/2002EP1185967A1 Methods and systems for controlling computers or linking to internet resources from physical and electronic objects
03/13/2002EP1040699B1 Method and communications system for ciphering information for a radio transmission and for authenticating subscribers
03/13/2002EP0960406B1 System for securely transporting objects in a tamper-proof container, wherein at least one recipient station is mobile and portable
03/13/2002CN1340258A Method of videotext information encryption and security transmission in a network
03/13/2002CN1339894A Identification certificate and its making method
03/13/2002CN1339893A Conditioned receiving system based on storage and its file authorizing, enciphering and deciphering method
03/13/2002CN1080964C Apapratus and method for storing data
03/12/2002US6357006 Digital signaturing method and system for re-creating specialized native files from single wrapped files imported from an open network or residing on a CD-ROM
03/12/2002US6357005 System for the secure CD-ROM storage of data
03/12/2002US6356930 Connection concentrator for distributed object systems
03/12/2002US6356753 Management of authentication and encryption user information in digital user terminals
03/12/2002US6356637 Field programmable gate arrays
03/07/2002WO2002019641A2 Securing the identity of a bluetooth master device (bd addr) against eavesdropping by preventing the association of a detected channel access code (cac) with the identity of a particular bluetooth device
03/07/2002WO2002019628A1 Document distribution management and controlling method an d apparatus using a standard rendering engine
03/07/2002WO2002019613A1 Method for generating unchallengeable signatures, in particular by an integrated system, and integrated system therefor
03/07/2002WO2002019611A1 System and method for preventing unauthorized access to electronic data
03/07/2002WO2002019599A2 Securing the identity of a bluetooth master device (bd_addr) against eavesdropping by preventing the association of a detected frequency hopping sequence with the identity of a particular bluetooth device
03/07/2002WO2002019590A2 Methods and device for digitally signing data
03/07/2002WO2002019569A1 Data transmitting apparatus, radio communication system and radio communication method
03/07/2002WO2002019231A1 Security drawer for service cart
03/07/2002WO2002019116A2 Wireless device management
03/07/2002WO2002019094A1 Speed enhanced cryptographic method and apparatus
03/07/2002WO2002018734A2 Method and system for unlocking doorway
03/07/2002WO2001071610A8 Methods and systems for establishing an electronic account for a customer
03/07/2002WO2001069839A3 Automatic identity protection system with remote third party monitoring
03/07/2002WO2001054410A3 Flexible content distribution method and apparatus
03/07/2002US20020029347 System and method for preventing unauthorized access to electronic data
03/07/2002US20020029346 Method and apparatus for minimizing differential power attacks on processors
03/07/2002US20020029342 Systems and methods for identity verification for secure transactions
03/07/2002US20020029341 Robust visual passwords
03/07/2002US20020029337 Method for securely using digital signatures in a commercial cryptographic system
03/07/2002US20020029336 Authentication method and authentication system for users attempting to access an information source via communication network, and information processing system and information processing method using the same
03/07/2002US20020029279 Methods and systems for proofing identities using a certificate authority
03/07/2002US20020029249 Methods and systems for providing an electronic account to a customer
03/07/2002US20020029248 Method and systems for providing a secure electronic mailbox
03/07/2002US20020029199 Information providing apparatus and method, information processing apparatus and method, and program storage medium
03/07/2002US20020027992 Content distribution system, content distribution method, information processing apparatus, and program providing medium
03/07/2002US20020027991 Information sending method and information sending apparatus, information receiving apparatus and information receiving method, information transmission system and information transmission method, and information recording medium