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)
11/2000
11/16/2000DE19921633A1 Verfahren zur Implementierung kryptographischer Algorithmen A method for implementing cryptographic algorithms
11/16/2000CA2372391A1 Apparatus and method for a programmable security processor
11/16/2000CA2371179A1 Key and lock device
11/16/2000CA2347659A1 System, device and method for secure communication and access control
11/15/2000EP1052825A1 Sim based authentication as payment method in public isp access networks
11/15/2000EP1052801A2 Method for implementing a cryptographic algorithm
11/15/2000EP1052611A1 Data converter and recording medium on which program for executing data conversion is recorded
11/15/2000EP1051873A1 Method and arrangement for establishing an encrypted connection
11/15/2000EP1051824A1 System for transmitting subscription information and content to a mobile device
11/15/2000EP1051820A1 Method for dynamically updating cellular-phone-unique-encryption keys
11/15/2000EP1051814A1 A method for implementing ciphered communication for single-hop terminal-to-terminal calls in a mobile satellite system
11/15/2000EP0872072A4 Secure, swift cryptographic key exchange
11/15/2000EP0407465B1 One-show blind signature systems
11/15/2000CN1273657A Apparatus for data distribution and terminal for data distribution
11/15/2000CN1273490A Cipher method and device for limitting inserting transfered program content
11/14/2000US6148405 Method and system for secure lightweight transactions in wireless data networks
11/14/2000US6148404 Authentication system using authentication information valid one-time
11/14/2000US6148400 Apparatus and method for establishing a crytographic link between elements of a system
11/14/2000US6148084 Restrictedly blindable certificates on secret keys
11/14/2000US6148053 Method and apparatus for generating a stream cipher
11/09/2000WO2000067482A1 Device for pay communication with double descrambling, in particular of television images
11/09/2000WO2000067445A1 Method, server system and device for making safe a communication network
11/09/2000WO2000067423A1 Public-key signature methods and systems
11/09/2000WO2000067422A1 Signing and signature authentication of messages
11/09/2000WO2000026838A9 Home point of sale (pos) terminal and electronic commerce method
11/09/2000CA2338171A1 Method, server system and device for making safe a communication network
11/08/2000EP1051036A2 Cryptographic method and apparatus for restricting access to transmitted programming content using hash functions and program identifiers
11/08/2000EP1051011A2 System for preventing an illegal copy of digital contents
11/08/2000EP1050992A1 Data encryption method
11/08/2000EP1050991A1 A dynamic validation system
11/08/2000EP1050887A1 Semiconductor memory card and data reading apparatus
11/08/2000EP1050789A2 System and method for authentication seed distribution
11/08/2000EP1050134A1 Secure one-way authentication communication system
11/08/2000EP1050133A1 Leak-resistant cryptographic method and apparatus
11/08/2000EP1050132A1 Method and apparatus for conveying a private message to selected members
11/08/2000EP1050046A2 Method of and device for generating a key
11/08/2000EP0885502A4 Authentication system and method for a remote keyless entry system
11/08/2000CN1272934A Digital signature generating server and method
11/08/2000CN1272735A Automatic noticing and registering method for corporation group and its system
11/08/2000CN1272734A System for preventing illegal copy digital content
11/08/2000CN1272648A Content management method and content management device
11/07/2000USRE36946 Method and apparatus for privacy and authentication in wireless networks
11/07/2000US6145083 Methods and system for providing data and telephony security
11/07/2000US6144946 Accounting device, communicating apparatus, and communication system
11/07/2000US6144927 Data transmission device for a motor vehicle, comprising a pulse generator and a monitoring unit, as well as a pulse generator for the monitoring unit
11/07/2000US6144848 Handheld remote computer control and methods for secured interactive real-time telecommunications
11/07/2000US6144744 Method and apparatus for the secure transfer of objects between cryptographic processors
11/07/2000US6144742 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
11/07/2000US6144740 Method for designing public key cryptosystems against fault-based attacks with an implementation
11/07/2000CA2307157A1 Cryptographic method and apparatus for restricting access to transmitted programming content using hash functions and program identifiers
11/07/2000CA2287133C Trusted agents for open electronic commerce
11/02/2000WO2000065771A1 Mechanism for securing reliable evidence from computers and listening devices
11/02/2000WO2000065770A1 High security biometric authentication using a public key/private key encryption pairs
11/02/2000WO2000065769A1 Encryption method and system
11/02/2000WO2000065768A1 Method and device for effective key length control
11/02/2000WO2000065767A1 Method for encrypting information and device for realization of the method
11/02/2000WO2000065765A1 New method for checking the data
11/02/2000WO2000065602A1 Semiconductor memory card and data reading apparatus
11/02/2000WO2000065425A1 Method and apparatus for controlling available capabilities of a device
11/02/2000WO2000049717A3 Method and apparatus for protecting proprietary configuration data for programmable logic devices
11/02/2000WO2000045547A8 Denial featured cryptography
11/02/2000WO2000027069A9 Incorporating shared randomness into distributed cryptography
11/02/2000WO1999008411A3 New operation for key insertion with folding
11/02/2000EP1049292A2 System and method for network monitoring
11/02/2000EP1049289A1 Public-key signature methods and systems
11/02/2000EP1049288A2 Pseudo-noise sequence
11/02/2000EP1049287A2 Encryption/decryption method and authentication method using multi-affine key system and apparatuses using the same
11/02/2000EP1048181A1 Procedure and system for the processing of messages in a telecommunication system
11/02/2000EP1048157A1 Method for transferring data from a head-end to a number of receivers
11/02/2000EP1048143A1 Method and apparatus for secure cryptographic key storage, certification and use
11/02/2000EP1048142A1 Key management system
11/02/2000EP1048141A2 Method for generating asymmetrical cryptographic keys by the user
11/02/2000EP1048140A2 Cryptographic system with concealed work factor
11/02/2000EP1048118A1 Portable 2-way wireless financial messaging unit
11/02/2000EP0907269A4 Encryption device for information in binary code
11/02/2000DE19919909A1 Signierung und Signaturprüfung von Nachrichten Signing and signature verification messages
11/02/2000DE19919892A1 Trust center unit with facility for personalizing smart cards that has automatic pneumatically powered feed
11/01/2000CN1272188A Authentication card system
11/01/2000CN1272011A Check method and device for cipher communication
11/01/2000CN1272010A Encryption/decryption method and identification method and device using multi affine cryptographic key system
11/01/2000CN1271962A Apparatus and method of maintaining cipher in interior of IC package
10/2000
10/31/2000US6141756 Apparatus and method of reading a program into a processor
10/31/2000US6141753 Secure distribution of digital representations
10/31/2000US6141751 User identifying method and system in computer communication network
10/31/2000US6141750 Simultaneous electronic transactions with subscriber verification
10/31/2000US6141668 Pseudo-random number generating method and apparatus therefor
10/31/2000US6141423 Method for preventing inadvertent betrayal by a trustee of escrowed digital secrets
10/31/2000US6141422 Secure cryptographic multi-exponentiation method and coprocessor subsystem
10/31/2000US6141421 Method and apparatus for generating hash value
10/31/2000US6141420 Elliptic curve encryption systems
10/31/2000US6141419 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
10/31/2000US6141116 System and method for secured transmission of data over telephone communications system
10/31/2000CA2213096C Key management system for mixed-trust environments
10/26/2000WO2000064205A1 Management of an identity module
10/26/2000WO2000064098A1 Method for distribution of cryptographic keys in a communication network
10/26/2000WO2000064097A1 Signature verification and authentication method
10/26/2000WO2000064096A1 Encrypted communication system
10/26/2000WO2000064094A1 Method and device for inserting and authenticating a digital signature in digital data
10/26/2000WO2000064093A1 Wireless portable device capable of performing various functions with enhanced security
10/26/2000WO2000064088A1 Optimistic authenticator systems
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