Patents for H04L 9 - Arrangements for secret or secure communication (111,914)
03/2001
03/29/2001WO2001022655A1 Signed group criteria
03/29/2001WO2001022654A1 Method of recovering a cryptographic session key
03/29/2001WO2001022653A2 Key escrow systems
03/29/2001WO2001022652A2 Electronic book security and copyright protection system
03/29/2001WO2001022651A2 Cryptographic server with provisions for interoperability between cryptographic systems
03/29/2001WO2001022650A2 Server-side implementation of a cryptographic system
03/29/2001WO2001022373A1 Method and system for performing a transaction between a client and a server over a network
03/29/2001WO2001022358A1 Business card as electronic mail token
03/29/2001WO2001022357A1 Business card as electronic mail authorization token
03/29/2001WO2001022322A2 Electronic commerce with cryptographic authentication
03/29/2001WO2001022319A1 Trust arbitrage in cryptographic authentication
03/29/2001WO2001022208A1 Method and system for object selection
03/29/2001WO2001022201A1 Context sensitive dynamic authentication in a cryptographic system
03/29/2001WO2001022200A2 Electronic voting scheme employing permanent ballot storage
03/29/2001WO2000051244A8 A fuzzy commitment scheme
03/29/2001DE19944595A1 Verifying integrity, authorship of and encoding/decoding text involves using one-time algorithm and/or symmetrical crypto algorithm dependent on one secret code
03/29/2001CA2385097A1 Electronic book security and copyright protection system
03/28/2001EP1087425A1 Method for the cryptographic conversion of binary data blocks
03/28/2001EP1086547A1 Method for making secure one or several computer installations using a common cryptographic secret key algorithm, use of the method and computer installation
03/28/2001EP1086379A1 Method for transmitting and storing value and value store electric power meter using the same
03/28/2001EP1031260A4 Methods and apparatus for the secure identification and validation of things and events
03/28/2001EP0925548B1 Data transfer method for a radio frequency identification system
03/28/2001EP0681768B1 A method and apparatus for generating a cipher stream
03/28/2001CN1289515A Method and arrangement for establishing an encrypted connection
03/28/2001CN1289512A Method of ciphering data transmission and a cellular radio system employing the method
03/28/2001CN1289100A Method and apparatus for only identifying purchase of customer in electronic vending system
03/28/2001CA2319994A1 Method for authorising access to computer applications
03/27/2001US6209099 Secure data processing method and system
03/27/2001US6209098 Circuit and method for ensuring interconnect security with a multi-chip integrated circuit package
03/27/2001US6209095 Method and system for processing electronic documents
03/27/2001US6209093 Technique for producing a privately authenticatable product copy indicia and for authenticating such an indicia
03/27/2001US6209091 Multi-step digital signature method and system
03/27/2001US6209090 Method and apparatus for providing secure time stamps for documents and computer files
03/27/2001US6208736 Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
03/27/2001CA2195406C Electronic combination lock security system
03/27/2001CA2049310C External security module for a television signal decoder
03/22/2001WO2001020843A1 Document management system
03/22/2001WO2001020842A1 Data mapping method and apparatus with multi-party capability
03/22/2001WO2001020836A2 Ephemeral decryptability
03/22/2001WO2001020564A1 Method for secure identification of a person and portable device implementing said method
03/22/2001WO2001020562A2 Multiway election method and apparatus
03/22/2001WO2001020561A1 Portable authentication device and method using iris patterns
03/22/2001WO2001020439A1 Keyboard with multifunction
03/22/2001WO2001020431A2 Method, article and apparatus for registering registrants, such as voter registrants
03/22/2001DE19963962C1 Pseudo-random generator for radio transmitter or receiver uses registers coupled to arithmetic-logic unit providing pseudo-random words and processor controlling pseudo-random generator sequence
03/22/2001CA2384675A1 Method for secure identification of a person and portable device implementing said method
03/21/2001EP1085776A2 Mobile communication terminal equipment, control method therefor, and recording medium on which control program therefor is recorded
03/21/2001EP1085481A2 A remote control transmitter
03/21/2001EP1085443A2 Method and apparatus for uniquely identifying a customer purchase in an electronic distribution system
03/21/2001EP1085424A1 Authentication card system
03/21/2001EP1085393A2 Signal processing device
03/21/2001EP1084543A1 Using unpredictable information to minimize leakage from smartcards and other cryptosystems
03/21/2001EP0872075A4 Wireless transaction and information system
03/21/2001CN1288643A Method and system for message processing in telecommunication system
03/21/2001CN1288629A Method for transferring data froma head-end to a number of receivers
03/21/2001CN1288548A Devices for hiding operations performed in a microprocessor card
03/21/2001CN1288338A Mobile communication terminal device, control method and recording medium for recording control program
03/21/2001CN1288320A Method of realizing IP telephone dialing and device therefor
03/21/2001CN1288233A Manufacturing method of video CD disk with sequencial reproducing
03/20/2001US6205550 Tamper resistant methods and apparatus
03/20/2001US6205480 System and method for web server user authentication
03/20/2001US6205344 Power adapter with integral radio frequency port
03/15/2001WO2001019034A1 A method for transmitting information between a source and a receiver
03/15/2001WO2001019018A1 Security with authentication proxy
03/15/2001WO2001019015A2 Application of automated models for the information protection
03/15/2001WO2001018807A2 Recovery of a master key from recorded published material
03/15/2001WO2001018721A1 System and method for providing certificate validation and other services
03/15/2001WO2001018633A1 System and method for secure storage, transfer and retrieval of content addressable information
03/15/2001DE19951246A1 Cryptographic uses of multiple keys by inserting new key in front of stack and omitting oldest key
03/15/2001DE19942082A1 Verifying integrity, authorship of and encoding/decoding text involves using one-time algorithm and/or symmetrical crypto algorithm dependent on one secret code
03/15/2001CA2384158A1 System and method for providing certificate validation and other services
03/14/2001EP1083700A2 Hybrid digital signature scheme
03/14/2001EP1083699A1 Information sharing system
03/14/2001EP1083529A2 Data storing system, issuing apparatus, data providing apparatus and computer readable medium storing data storing program
03/14/2001EP1082839A2 System and method for pushing information from a host system to a mobile data communication device
03/14/2001EP1082836A1 A method of exchanging digital data
03/14/2001EP1082722A1 Key distribution via a memory device
03/14/2001EP1082708A1 Visual code recordal and communication thereof
03/14/2001EP0706734B1 Cryptographic authentication of transmitted messages using pseudo random numbers
03/13/2001US6202150 Auto-escrowable and auto-certifiable cryptosystems
03/13/2001US6202056 Method for computer network operation providing basis for usage fees
03/13/2001US6201958 Telecommunications system, mobile terminal and method of registration of a terminal with a telecommunications network
03/13/2001US6201871 Secure processing for authentication of a wireless communications device
03/13/2001US6201870 Pseudorandom noise sequence generator
03/13/2001US6201869 Data transformation apparatus and data transformation method
03/08/2001WO2001017252A1 Digital video content transmission ciphering and deciphering method and apparatus
03/08/2001WO2001017251A1 Digital video content transmission ciphering and deciphering met hod and apparatus
03/08/2001WO2001017198A1 Secure transaction modem
03/08/2001WO2001017163A1 Method and apparatus for preventing piracy of digital content
03/08/2001WO2001017162A1 Extensible intrusion detection system
03/08/2001WO2001017161A1 System and method for using signatures to detect computer intrusions
03/08/2001WO2001017160A1 Key management methods for secure communication systems
03/08/2001WO2001017159A1 Multiple module encryption method
03/08/2001WO2001017152A1 A method for the hardware implementation of the idea cryptographic algorithm - hipcrypto
03/08/2001WO2001016933A1 Device for data reproduction
03/08/2001WO2001016932A1 Data distribution system
03/08/2001WO2001016900A2 Methods and apparatus for conducting electronic transactions
03/08/2001WO2001016899A2 Portable terminal
03/08/2001WO2001016776A1 Information transmission system, transmitter, and transmission method as well as information reception system, receiver and reception method
03/08/2001WO2001016745A1 System and method for using login correlations to detect intrusions