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)
10/1999
10/26/1999US5974150 System and method for authentication of goods
10/26/1999US5974148 Method for securing information relevant to a transaction
10/26/1999US5974144 System for encryption of partitioned data blocks utilizing public key methods and random numbers
10/26/1999US5974141 Data management system
10/21/1999WO1999024928A3 Systems and methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
10/21/1999WO1999016199A3 A data encryption system for internet communication
10/21/1999DE19856793A1 Block format coding for data transmission
10/20/1999EP0951158A2 System and method for controlling transmission of stored information to internet websites
10/20/1999EP0950307A2 Method and system for ensuring the security of the supply of services of telecommunication operators
10/20/1999EP0950303A1 Method and system for ensuring the security of the remote supply of services of financial institutions
10/20/1999EP0950302A1 Public key cryptographic apparatus and method
10/20/1999EP0829141A4 Method , apparatus for electronic encoding and decoding
10/20/1999CN1232588A Public key cryptosystem method and apparatus
10/20/1999CN1232339A Effective use of dialed digits in call origin call origination
10/20/1999CN1232248A Recording apparatus, recording medium, playback apparatus, recording method and playback method
10/20/1999CN1232223A Electronic information management system, IC card, terminal apparatus and electronic information management method, and recording medium on which is recorded electronic information management program
10/19/1999US5970409 Protocol for local routing of calls coming from the switched telephone network in a cellular network
10/19/1999US5970227 Wireless proximity detector security feature
10/19/1999US5970148 Low cost encryption transponder
10/19/1999US5970147 System and method for configuring and registering a cryptographic device
10/14/1999WO1999052242A1 Security infrastructure for electronic transactions
10/14/1999WO1999052241A2 Generating rsa moduli including a predetermined portion
10/14/1999WO1999052053A2 Method for computer network operation providing basis for usage fees
10/14/1999WO1999033035A3 Single account portable wireless financial messaging unit
10/14/1999WO1999015979A9 Integrated business system for web based telecommunications management
10/14/1999CA2326997A1 Security infrastructure for electronic transactions
10/13/1999EP0949764A2 Method for calculating phase shift coefficients of an M sequence
10/13/1999EP0948852A1 Authenticating method for an access and/or payment control system
10/13/1999EP0667998B1 Method and apparatus for authentication of client server communication
10/13/1999CN1231784A Method and apparatus for enabling mobile-to-mobile calls in a communication system
10/13/1999CN1231450A Method and apparatus for providing and accessing data at internet site
10/12/1999US5966450 Variable mask for encryption generated independently at communications stations
10/12/1999US5966449 Communication method
10/12/1999US5966448 Cryptographic communication system
10/12/1999US5966446 Time-bracketing infrastructure implementation
10/12/1999US5966445 Computer implemented method
10/12/1999US5966444 Method and system for establishing a cryptographic key agreement using linear protocols
10/12/1999US5966443 Method for correcting subscriber-based secure call keys
10/12/1999US5966224 Secure communications with low-orbit spacecraft using quantum cryptography
10/07/1999WO1999050992A1 Data transmitting/receiving method, data transmitter, data receiver, data transmitting/receiving system, av content transmitting method, av content receiving method, av content transmitter, av content receiver, and program recording medium
10/07/1999WO1999049717A2 System and method for multicasting multimedia content
10/07/1999WO1999044324A3 A method and apparatus for cryptographically secure algebraic key establishment protocols
10/07/1999WO1999034548A3 System and method for deriving an appropriate initialization vector for secure communications
10/07/1999WO1999016203A3 Integrated proxy interface for web based data management reports
10/07/1999WO1999007145A9 Verification of the source of program of information in a conditional access system
10/07/1999DE19816344A1 Verfahren zur sicheren Schlüsselverteilung Method for secure key distribution
10/07/1999CA2287417A1 System and method for multicasting multimedia content
10/06/1999EP0948203A2 Method for preventing unauthorised copying of images
10/06/1999EP0948159A1 Method for secure transmission over a digital network such as the internet and transmission apparatus for implementing said method
10/06/1999EP0948158A2 Method for secure key distribution
10/06/1999EP0947908A2 Electronic information management
10/06/1999EP0947087A2 Method and device for the remote operation and remote control of systems and apparatus via a telephone network
10/06/1999EP0947072A1 Method for electronically protected storage of data in a data bank
10/06/1999EP0947071A1 Remote keyless entry encryption algorithm
10/06/1999EP0900491A4 A method and apparatus for using network address information to improve the performance of network transactions
10/06/1999EP0860064A4 Parameterized hash functions for access control
10/06/1999EP0830749B1 Apparatus and method of synchronizing a transmitter in a subscriber terminal of a wireless telecommunications system
10/06/1999EP0779003B1 User authentication in a communications network
10/06/1999EP0772930B1 Method and apparatus for the verification of data sequences
10/06/1999EP0734624A4 A non-deterministic public key encryption system
10/06/1999CN2342523Y Digital three control state combined variable encrypt machine
10/06/1999CN1230749A Apparatus and method for reducing compressibility of unauthorized copies of color images and video sequences
10/05/1999US5963649 Message authorization system for authorizing message for electronic document
10/05/1999US5963646 Secure deterministic encryption key generator system and method
10/05/1999US5963644 Process and device for making secure a telephone link connecting two subscriber sets
10/05/1999US5961593 System and method for providing anonymous personalized browsing by a proxy system in a network
10/05/1999CA2187035C Computer network cryptographic key distribution system
10/05/1999CA2160223C Process for loading a protected memory zone in and informating processing device and device using said process
09/1999
09/30/1999WO1999049614A1 Authentification of data in a digital transmission system
09/30/1999WO1999049613A1 Cryptographic key-recovery mechanism
09/30/1999WO1999049612A1 Implicit certificate scheme
09/30/1999WO1999049611A1 Encryption key management system and method
09/30/1999WO1999049607A2 Method and apparatus for verifying the integrity of digital objects using signed manifests
09/30/1999WO1999049424A1 Credit card system and method
09/30/1999WO1999049416A1 Devices for hiding operations performed in a microprocessor card
09/30/1999WO1999041877A3 Method and arrangement for ciphering information transfer
09/30/1999WO1999038325A3 Conditional access
09/30/1999DE19811833A1 Schlüsselaustauschprotokoll Key exchange protocol
09/30/1999DE19811720A1 Arrangement for generating a digital signature enables user to be sure he is signing exactly document required and no other
09/30/1999CA2323006A1 Devices for hiding operations performed in a microprocessor card
09/29/1999EP0946060A1 Menu-driven television program access system and method
09/29/1999EP0946019A1 Authentification of data in a digital transmission system
09/29/1999EP0946018A2 Scheme for fast realization of encryption, decryption and authentication
09/29/1999EP0944975A1 Novel digital cryptography method by selector box
09/29/1999EP0793823B1 Security apparatus and method
09/29/1999CN1230324A Enhanced short message and method for synchronising and ensuring security of enhanced short messages exchanged in cellular radio communication system
09/29/1999CN1230058A Method for calculating phase shift coefficients of M sequence
09/28/1999US5960088 Method and apparatus for secure transmission of ATM cells
09/28/1999US5960087 Distributed garbage collection system and method
09/28/1999US5960086 Unified end-to-end security methods and systems for operating on insecure networks
09/28/1999US5960083 Certificate revocation system
09/28/1999US5958051 Implementing digital signatures for data streams and data archives
09/28/1999CA2039699C Synchronizing method in a mobile radio system
09/23/1999WO1999048296A1 Methods and apparatus for continuous control and protection of media content
09/23/1999WO1999048243A1 A method of exchanging digital data
09/23/1999WO1999048242A1 Procedure and system for reliable and safe identification of a contracting party
09/23/1999WO1999048241A1 Authentication of key devices
09/23/1999WO1999048240A1 Code exchange protocol
09/23/1999WO1999048239A1 Method for data securement using a cryptographic algorithm
09/23/1999WO1999048055A1 Tamper resistant postal security device with long battery life
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