Patents for H04L 9 - Arrangements for secret or secure communication (111,914)
12/2002
12/11/2002EP1264241A2 Digital membership card system
12/11/2002EP1158828B1 Method for controlling handover in a mobile radiocommunications network
12/11/2002CN1385033A Digital video content transmission ciphering and deciphering method and apparatus
12/11/2002CN1385032A Digital video content transmisson ciphering and deciphering method and apparatus
12/11/2002CN1385020A System and method for intializing simple network management protocol (SNMP) agent
12/11/2002CN1384648A System and method for permitting IP mobile node to operate without seam in mobile IP network
12/11/2002CN1384642A Method of adding subscriber's security confirmation to simple network management protocol
12/11/2002CN1384640A Embedded selling-time management system for data transmission via Internet
12/11/2002CN1384639A Distributed dynamic network security protecting system
12/11/2002CN1384632A Communication message safety ensuring method and device for CDMA communication system
12/11/2002CN1384621A Speeding, efficient-raising and dilatating method for quantum cipher key distribution
12/10/2002US6493824 Secure system for remotely waking a computer in a power-down state
12/10/2002US6493823 Instrument for making secure data exchanges
12/10/2002US6493553 Mobile-station adapted for removable user identity modules
12/10/2002US6493449 Method and apparatus for cryptographically secure algebraic key establishment protocols based on monoids
12/10/2002CA2333881C System and method for pushing information from a host system to a mobile data communication device
12/10/2002CA2245157C System and method for pushing information from a host system to a mobile data communication device
12/10/2002CA2197915C Cryptographic key recovery system
12/10/2002CA2165102C Method for identifying a metering accounting vault to digital printer
12/07/2002CA2389632A1 Fingerprint authentication unit and authentication system
12/05/2002WO2002098156A1 A method for enabling a subscriber entity to actively communicate in a communication network
12/05/2002WO2002098053A2 Biometric value generation apparatus and method
12/05/2002WO2002098052A2 Apparatus and method for performing kasumi ciphering
12/05/2002WO2002097752A2 A secure on-line payment system
12/05/2002WO2002097751A1 Method and device for certification of a transaction
12/05/2002WO2002069105A3 Wireless encryption apparatus and method
12/05/2002WO2002067493A3 Timed-release cryptography
12/05/2002WO2002006951A3 Computer software installation
12/05/2002WO2001024082A9 System and method for providing payment services in electronic commerce
12/05/2002WO2001019015A9 Application of automated models for the information protection
12/05/2002US20020184539 Authentication system and an authentication method for authenticating mobile information terminals
12/05/2002US20020184538 Combined authentication system
12/05/2002US20020184537 Method and apparatus for recording and/or reproducing data and record medium
12/05/2002US20020184513 Recorder
12/05/2002US20020184509 Multiple factor-based user identification and authentication
12/05/2002US20020184508 Method and system for enforcing access to a computing resource using a licensing attribute certificate
12/05/2002US20020184504 Combined digital signature
12/05/2002US20020184498 Fast SHA1 implementation
12/05/2002US20020184495 Encryption processing apparatus and encryption processing system
12/05/2002US20020184493 Digital certificate expiry notification
12/05/2002US20020184491 Internet authentication with multiple independent certificate authorities
12/05/2002US20020184488 Systems, methods, and computer program products for accelerated dynamic protection of data
12/05/2002US20020184487 System and method for distributing security processing functions for network applications
12/05/2002US20020184485 Method for electronic communication providing self-encrypting and self-verification capabilities
12/05/2002US20020184259 Data reproducing/recording apparatus/ method and list updating method
12/05/2002US20020184217 Systems and methods for state-less authentication
12/05/2002US20020184154 Memory card and data distribution system using it
12/05/2002US20020184046 Code execution apparatus and code distributing method
12/05/2002US20020183985 Device for reproducing data
12/05/2002US20020181709 Method and apparatus for encryption, method and apparatus for decryption, and computer-readable medium storing program
12/05/2002US20020181708 Apparatus and method for generating scrambling code in mobile communication system
12/05/2002US20020181704 Data encryption circuit pre-holding next data to be operated in buffer
12/05/2002US20020181702 Certified shuffle-decrypting system, certified shuffle-decrypting method and certified shuffle-decryption verifying method
12/05/2002US20020181701 Method for cryptographing information
12/05/2002US20020181439 Data transmitting apparatus, radio communication system and radio communication method
12/05/2002US20020181423 Method and apparatus for channel management for point-to-multipoint services in a communication system
12/05/2002US20020181332 Method and apparatus for providing certified time
12/05/2002US20020180850 Printer cartridge including machine readable ink
12/05/2002US20020180583 Authentication of subscriber station
12/05/2002DE10125601A1 Device for storing and delivering goods has a box for holding the goods locked by a door device, a locking device with a lock mechanism and a release signal for unlocking and a data processor with a memory.
12/05/2002DE10119934A1 Verfahren und Vorrichtung zur Herstellung einer Signatur Method and apparatus for producing a signature
12/04/2002EP1263164A1 Method and token for registering users of a public-key infrastuture and registration system
12/04/2002EP1263163A1 Method based on a block ciphering algorithm with round repetition and system for implementing said method
12/04/2002EP1262037A1 Portable data carrier provided with access protection by dividing up codes
12/04/2002EP1262036A1 Controllable low proton source
12/04/2002EP1261969A1 Device for reading, recording and restoring digital data in a copy-protection system for said data
12/04/2002EP1261903A2 Method of authenticating users of software
12/04/2002EP1261791A1 Key and lock device
12/04/2002EP0671090B1 Method and apparatus for improved security within encrypted communication devices
12/04/2002CN1383648A Substitution-box for symmetric-key ciphers
12/04/2002CN1383646A Information processing system and method
12/04/2002CN1383645A Information recording/reproducing appts. and method
12/04/2002CN1383644A Information processing system and its method, information recording medium and ;program providing medium
12/04/2002CN1383643A Information recording/reproducing appts. and method
12/04/2002CN1383558A Contents data, recording medium, recording method and device, reproducing method and device
12/04/2002CN1383296A Method for managing symmetrical secret key in communication network, and device for carrying out such method
12/03/2002US6490687 Login permission with improved security
12/03/2002US6490685 Storage device having testing function and memory testing method
12/03/2002US6490682 Log-on verification protocol
12/03/2002US6490680 Access control and authorization system
12/03/2002US6490620 Integrated proxy interface for web based broadband telecommunications management
12/03/2002US6490613 Arrangement for extending service support in a communication system
12/03/2002US6490513 Automobile data archive system having securely authenticated instrumentation data storage
12/03/2002US6490358 Enabling business transactions in computer networks
12/03/2002US6490357 Method and apparatus for generating encryption stream ciphers
12/03/2002US6490356 Broadcast receiving system comprising a computer and a decoder
12/03/2002US6490354 Lightweight word-oriented technique for generating a pseudo-random sequence for use in a keystream of a stream cipher
12/03/2002US6490353 Data encrypting and decrypting apparatus and method
12/03/2002US6490352 Cryptographic elliptic curve apparatus and method
11/2002
11/28/2002WO2002096150A1 Local authentication in a communication system
11/28/2002WO2002096024A2 Initial free preview for multimedia multicast content
11/28/2002WO2002096017A2 Method and apparatus for secure distributed cipher key storage
11/28/2002WO2002096016A2 Security devices and processes for protecting and identifying messages
11/28/2002WO2002096015A1 Optical device for identifying friends and foes using real-time optical encryption and method for producing the same
11/28/2002WO2002096014A1 Method and system for increasing the accuracy and security of data capture from a paper form
11/28/2002WO2002095748A2 Record carrier with hidden channel
11/28/2002WO2002095593A1 Electronic information protection system in communication terminal device
11/28/2002WO2002095543A2 Apparatus and method for providing secure network communication
11/28/2002WO2002095522A1 Optical matrix photonic logic device and method for producing the same
11/28/2002WO2002068418A3 Authentication and distribution of keys in mobile ip network