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)
07/2003
07/03/2003US20030123697 Compression method of digital signature
07/03/2003US20030123672 Optimized enveloping via key reuse
07/03/2003US20030123671 Relational database management encryption system
07/03/2003US20030123668 Method and apparatus for computing a shared secret key
07/03/2003US20030123667 Method for encryption key generation
07/03/2003US20030123664 Encryption and content control in a digital broadcast system
07/03/2003US20030123655 Method and apparatus for elliptic curve scalar multiplication
07/03/2003US20030123654 Method and apparatus for performing finite field calculations
07/03/2003US20030123485 Method for transmitting packet data in communication system
07/03/2003US20030121472 Binding assembly for a printer
07/03/2003CA2465227A1 Method and apparatus for securely transmitting and authenticating biometric data over a network
07/02/2003EP1324563A2 Offset security method for data exchange
07/02/2003EP1324531A1 Phase modulator and phase modulating method
07/02/2003EP1324530A2 Data transfer system using bit inversion
07/02/2003EP1324263A2 Data processing apparatus and method
07/02/2003EP1324101A1 Optical signal transmitter and optical signal transmitting method
07/02/2003EP1323260A1 Method for authenticating an electronic document
07/02/2003EP1323259A1 Secured identity chain
07/02/2003EP1323161A2 Distribution of content
07/02/2003EP1323089A1 Entity authentication in electronic communications by providing verification status of device
07/02/2003EP1323035A1 Method and apparatus for secure automatic playback of content from removable mass storage media
07/02/2003EP1323027A1 Speed enhanced cryptographic method and apparatus
07/02/2003EP1323011A2 Automated payment system
07/02/2003CN1427977A Method for attaching authentication bar code, authentication method, apparatus for attaching authentication bar code, authentication apparatus and portable terminal
07/02/2003CN1427609A Nonrecurring countersign and business confirmation method
07/02/2003CN1427575A Electronic cipher formation and checking method
07/02/2003CN1427574A Method of using address target in network safe product
07/02/2003CN1427351A User's identity authentication method of dynamic electron cipher equipment and its resources sharing system
07/02/2003CN1427345A Method and apparatus for increasing circuit safety and preventing unauthorized use
07/02/2003CN1113559C Telephony device comprising base station and handset, and log-in method for handset and base station
07/02/2003CN1113284C 电子数据处理设备和系统 Electronic data processing equipment and systems
07/02/2003CA2748539A1 Slice mask and moat pattern partial encryption
07/02/2003CA2748417A1 Slice mask and moat pattern partial encryption
07/02/2003CA2748412A1 Slice mask and moat pattern partial encryption
07/02/2003CA2746782A1 Star pattern partial encryption
07/02/2003CA2746625A1 Star pattern partial encryption
07/02/2003CA2746621A1 Video slice and active region based dual partial encryption
07/02/2003CA2746510A1 Video slice and active region based dual partial encryption
07/02/2003CA2746401A1 Star pattern partial encryption
07/02/2003CA2709394A1 Video scene change detection
07/02/2003CA2709393A1 Progressive video refresh slice detection
07/02/2003CA2413905A1 Video scene change detection
07/01/2003US6587948 Recording apparatus, recording medium, playback apparatus, recording method and playback method
07/01/2003US6587946 Method and system for quorum controlled asymmetric proxy encryption
07/01/2003US6587945 Transmitting reviews with digital signatures
07/01/2003US6587887 Digital data transmission utilizing vector coordinates within a hyperbola model
07/01/2003US6587880 Session management system and management method
07/01/2003US6587837 Method for delivering electronic content from an online store
07/01/2003US6587836 Authentication and entitlement for users of web based data management programs
07/01/2003US6587563 Cryptographic system using chaotic dynamics
07/01/2003US6587562 Synchronous stream cipher
07/01/2003US6587030 Process for securing the privacy of data transmission
06/2003
06/30/2003CA2369545A1 Method and apparatus for elliptic curve scalar multiplication
06/30/2003CA2369540A1 Method and apparatus for computing a shared secret key
06/30/2003CA2369537A1 Method and apparatus for performing finite field calculations
06/26/2003WO2003053042A2 Digital image processing
06/26/2003WO2003053001A1 Programmable data encryption engine for advanced encryption standard algorithm
06/26/2003WO2003053000A1 Document and bearer verification system
06/26/2003WO2003052630A2 Digital content distribution system
06/26/2003WO2003052603A1 Data use limit setting method, data use limit setting apparatus, data use limit setting program, and recording medium containing the program
06/26/2003WO2001095071A3 Method for signing documents using a pc and a personal terminal device
06/26/2003US20030120957 Security interface for a mobile device
06/26/2003US20030120950 Dealing with a computer virus which self-propagates by email
06/26/2003US20030120949 Data security system and method associated with data mining
06/26/2003US20030120939 Upgradeable timestamp mechanism
06/26/2003US20030120934 Random biometric authentication apparatus
06/26/2003US20030120932 Synchronizing source and destination systems via parallel hash value determinations
06/26/2003US20030120931 Group signature generation system using multiple primes
06/26/2003US20030120930 Document notarization system and method
06/26/2003US20030120929 Digital signature and authentication method and apparatus
06/26/2003US20030120925 Method and apparatus for simplified audio authentication
06/26/2003US20030120924 Method for checking the integrity of data, system and mobile terminal
06/26/2003US20030120921 Taking ownership of a part-physical, part-virtual device
06/26/2003US20030120919 Fixed pin array identification apparatus and method
06/26/2003US20030120611 Content distribution system and content distribution method
06/26/2003US20030120605 System and method for preventing unauthorized use of protected software utilizing a portable security device
06/26/2003US20030120601 Dynamic evaluation of access rights
06/26/2003US20030120598 Method and system for initializing a key management system
06/26/2003US20030119612 Hockey stick
06/26/2003US20030118189 Encryption processing apparatus, encryption processing unit control apparatus, encryption processing unit, and computer product
06/26/2003US20030118187 Rolling code security system
06/26/2003US20030118185 Method and apparatus for encryption of data
06/26/2003CA2824037A1 Prioritization of third party access to an online commerce site
06/26/2003CA2708564A1 Prioritization of third party access to an online commerce site
06/26/2003CA2469797A1 Document and bearer verification system
06/26/2003CA2434863A1 Digital content distribution system
06/26/2003CA2414964A1 Security interface for a mobile device
06/25/2003EP1322088A2 Method and apparatus for centralized processing of hardware tokens for PKI solutions
06/25/2003EP1322087A2 Public key infrastructure token issuance and binding
06/25/2003EP1322086A2 Assignment of user certificates/private keys in token enabled public key infrastructure system
06/25/2003EP1322062A2 Method for computer assisted encryption and decryption of data
06/25/2003EP1321888A1 Method for increasing the protection of an electronic circuit against unauthorized access
06/25/2003EP1320975A1 Internet protocol telephony security architecture
06/25/2003EP1320962A2 Method for controlling access
06/25/2003EP1320958A1 Method for transmitting, storing and accessing a secret
06/25/2003EP1320956A2 Trusted authentication digital signature (tads) system
06/25/2003EP1320953A1 Method and apparatus for access authentication entity
06/25/2003EP1320839A2 An improved method and system for conducting secure payments over a computer network
06/25/2003EP1320796A2 Protect by data chunk address as encryption key
06/25/2003EP0784891B1 Data securing process in a subscriber access network which can be operated bidirectionally
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