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)
08/2000
08/22/2000US6108788 Certificate management system and method for a communication security system
08/22/2000US6108787 Method and means for interconnecting different security level networks
08/22/2000US6108783 Chameleon hashing and signatures
08/22/2000US6108656 Automatic access of electronic information through machine-readable codes on printed documents
08/22/2000US6108425 Method and apparatus for controlling the configuration of a cryptographic processor
08/22/2000US6108424 Mobile radio telephone station comprising a protection system for at least one authentication number and method of protecting an authentication number
08/22/2000US6108421 Method and apparatus for data encryption
08/22/2000US6108420 Method and system for networked installation of uniquely customized, authenticable, and traceable software application
08/22/2000US6108419 Differential fault analysis hardening apparatus and evaluation method
08/22/2000US6108326 Microchips and remote control devices comprising same
08/22/2000US6106396 Electronic casino gaming system with improved play capacity, authentication and security
08/22/2000US6105862 Method for performing a double-signature secure electronic transaction
08/22/2000CA2299123A1 Additional information embedding method, additional information detecting method, additional information embedding apparatus and additional information detecting apparatus
08/22/2000CA2145845C Apparatus for dispensing money orders
08/17/2000WO2000048399A1 System for automated comprehensive remote servicing for media information
08/17/2000WO2000048375A1 Media distribution system
08/17/2000WO2000048359A1 Verification of the private components of a public-key cryptographic system
08/17/2000WO2000048358A1 An authentication method
08/17/2000WO2000048357A1 Method and arrangement for enabling encrypted communication
08/17/2000WO2000048356A1 Method of securing communication
08/17/2000WO2000048355A2 Method for verifying the use of public keys generated by an on-board system
08/17/2000WO2000048350A2 Method and receiver for receiving a broadcast signal having encoded sound transmission and/or encoded data transmission, whereby the authentication signal is received via a different transmission path
08/17/2000WO2000048108A1 System and method for providing certification-related and other services
08/17/2000WO2000048064A1 Security access and authentication token with private key transport functionality
08/17/2000WO2000048060A1 Method for securing access to a data processing device and appropriate device
08/17/2000WO2000030100A3 Method of and device for generating a key
08/17/2000WO2000016232A9 Techniques for trading commodities on a private trading system and not regulated by the government
08/17/2000WO2000011835A9 Secure processing for authentication of a wireless communications device
08/17/2000WO2000011828A9 Time-stamping with binary linking schemes
08/17/2000DE19960047A1 Method for secure data processing in cryptographic information processing system including chip card by performing inverse process with applying inverse N:N operation and cryptographic processed information
08/17/2000DE19959764A1 Methods for generating digital signature in signature device for signing of document by encoding of signature data using signature key
08/17/2000DE19905628A1 Verfahren und Empfänger zum Empfang eines Rundfunksignal mit verschlüsselten Inhalten The method and receiver for receiving a broadcast signal with encrypted content
08/17/2000CA2398323A1 Method for safeguarding the access to a data processing apparatus and corresponding arrangement
08/17/2000CA2371791A1 System and method for providing certification-related and other services
08/17/2000CA2362879A1 System for automated comprehensive remote servicing for media information
08/17/2000CA2361378A1 Media distribution system
08/16/2000EP1028568A1 Device and method for authentication of a remote user
08/16/2000EP1028423A1 An optical disk, an optical 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 manufactoring an optical disk
08/16/2000EP1028422A1 An optical disk, an optical disk reproduction apparatus
08/16/2000EP1028401A2 Method and system for performing a bankcard transaction
08/16/2000EP1027784A1 Method for digital signing of a message
08/16/2000EP1027685A2 Data medium authentication method
08/16/2000EP1027674A2 Systems and methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
08/16/2000EP1027658A1 Validation gateway
08/16/2000EP0861539A4 Efficient cryptographic hash functions and methods for amplifying the security of hash functions and pseudo-random functions
08/16/2000CN1263669A Digital AV data transmitting unit, receiving unit, transmitting/receiving unit and medium
08/16/2000CN1263393A Multiple RSA encryption method utilizing polynomial coefficient to make information conversion
08/16/2000CN1263305A Digital data file scrambler and its method
08/15/2000US6105134 Verification of the source of program information in a conditional access system
08/15/2000US6105133 Bilateral authentication and encryption system
08/15/2000US6104811 Cryptographically secure pseudo-random bit generator for fast and secure encryption
08/15/2000US6104810 Pseudorandom number generator with backup and restoration capability
08/15/2000US6104389 Broadcast receiving method and broadcast receiving apparatus therefor
08/15/2000US6102287 Method and apparatus for providing product survey information in an electronic payment system
08/15/2000CA2179787C Video scrambling
08/10/2000WO2000046994A1 Method and apparatus for encrypted transmission
08/10/2000WO2000046967A1 Ip key management mechanism with divergence barrier increasing entropy against computational crypto-analyses
08/10/2000WO2000046954A1 Method and apparatus for generating encryption stream ciphers
08/10/2000WO2000046953A1 Method for protecting an electronic cryptographic set with secret key against cryptanalytical attack
08/10/2000WO2000046950A1 Authentication system and process
08/10/2000WO2000046947A2 Method, system, device for proving the authenticity of an entity and/or the integrity and/or the authenticity of a message using specific prime factors
08/10/2000WO2000046946A2 Method, system, device for proving the authenticity of an entity and/or the integrity and/or the authenticity of a message
08/10/2000DE19907964C1 Encryption device for audio and/or video signals uses coder providing data stream with pre-determined syntax and encryption stage altering useful data in data stream without altering syntax
08/10/2000CA2361721A1 Method and apparatus for encrypted transmission
08/10/2000CA2361627A1 Method, system, device for proving the authenticity of an entity and/or the integrity and/or the authenticity of a message
08/09/2000EP1026898A1 Method and apparatus for encrypted transmission
08/09/2000EP1026854A2 Method and system for analyzing the content of encrypted electronic data
08/09/2000EP1026852A2 Show-thru prevention and user authentication of uplink bursts without overhead
08/09/2000EP1026851A1 Composite cryptographic keys
08/09/2000EP1026640A2 Portable electronic device
08/09/2000EP1026603A2 Apparatus and method for depersonalizing information
08/09/2000EP1025739A2 Generation of a seed number
08/09/2000EP1025677A1 Cryptographic key generation using biometric data
08/09/2000EP1025676A1 Method for using fingerprints to distribute information over a network
08/09/2000EP1025675A2 Security of data connections
08/09/2000EP1025674A1 Signature verification for elgamal schemes
08/09/2000EP1025673A1 Accelerated signature verification on an elliptic curve
08/09/2000EP1025672A1 Key validation scheme
08/09/2000EP1025671A1 Virtual matrix encryption (vme) and virtual key cryptographic method and apparatus
08/09/2000EP1025670A1 Method and apparatus for generating encryption stream ciphers
08/09/2000EP1025665A1 System and method for authentication of goods
08/09/2000CN1262843A Conditional access
08/09/2000CN1262830A Pseudo-random generator based on hash coding function for cryptographic systems requiring random drawing
08/09/2000CN1262754A Computer memory organization
08/09/2000CN1262563A Method, apparatus and communication system for exchanging message in all over environment
08/09/2000CN1262509A Method and device for making watermark without clear print
08/09/2000CN1262485A User-computer interactive method for group capable of flexible connecting of computer system
08/08/2000US6101605 Method and apparatus for performing a secure operation
08/08/2000US6101604 Method and apparatus for embedding authentication information within digital data
08/08/2000US6101603 System and method for using a second resource to store a data element from a first resource in a first-in last-out stack
08/08/2000US6101543 Pseudo network adapter for frame capture, encapsulation and encryption
08/08/2000US6101255 Programmable cryptographic processing system and method
08/08/2000US6101254 Security method for making secure an authentication method that uses a secret key algorithm
08/08/2000US6099408 Method and apparatus for securing electronic games
08/08/2000CA2062751C Key allocation in public communications systems taking account of security gradations
08/03/2000WO2000045598A1 Transmission system
08/03/2000WO2000045552A1 Synchronisation of decryption keys in a data packet transmission system
08/03/2000WO2000045551A1 Protection of biometric data via key-dependent sampling
08/03/2000WO2000045550A2 Method for proving the authenticity or integrity of a message by means of a public exponent equal to the power of two
08/03/2000WO2000045549A1 Authenticating or signature method with reduced computations
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