Patents for H04K 1 - Secret communication (16,771)
06/2008
06/12/2008US20080137850 Method and system for a generic key packet for mpeg-2 transport scrambling
06/12/2008US20080137846 Ram- Based Scrambling Code Generator for Cdma
06/12/2008US20080137845 Data encryption over a plurality of mpls networks
06/12/2008US20080137764 Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system with multiple antennas
06/11/2008EP1929696A2 Signature authentication
06/11/2008EP1929634A2 Apparatus and method for calibrating mixer offset
06/11/2008CN100394795C 信息传输系统 Information transmission system
06/10/2008US7386892 Method and apparatus for detecting password attacks using modeling techniques
06/10/2008US7386889 System and method for intrusion prevention in a communications network
06/10/2008US7386732 Integrated system security method
06/10/2008US7386730 Remote medical supporting system
06/10/2008US7386729 Method of inserting/detecting digital watermark and apparatus for using thereof
06/10/2008US7386727 Method for digital signing of a message
06/10/2008US7386652 User-configurable pre-recorded memory
06/10/2008US7386516 System and method for providing secure services over public and private networks using a removable portable computer-readable storage
06/10/2008US7386515 Fee imposition system for application software
06/10/2008US7386513 Networked services licensing system and method
06/10/2008US7386131 Tolerant digital certificate distribute system and distribute method
06/10/2008US7386130 Encryption secured against DPA
06/10/2008US7386128 Conditional access system providing access to multiple programs or services
06/10/2008US7386126 Content protection system, key data generation apparatus, and terminal apparatus
06/10/2008US7386124 Block encoding method and block encoding/decoding circuit
06/10/2008US7386122 Method for proving the authenticity or integrity of a message by means of a public exponent equal to the power of two
06/10/2008US7386060 Method of reducing a peak-to-average power ratio
06/10/2008US7386058 Transceiver apparatus and transceiving method
06/10/2008US7386056 Method to increase performance of secondary data in a hierarchical modulation scheme
06/10/2008US7386055 Multi-carrier transmission/reception apparatus
06/10/2008US7386033 Communication system with receivers employing generalized two-stage data estimation
06/05/2008WO2008064597A1 Method and device for testing service type
06/05/2008WO2007121243A3 System and method for traversing a firewall with multimedia communication
06/05/2008WO2006107526A3 Captive portal system and method for use in peer-to-peer networks
06/05/2008US20080133933 Key sequence rhythm recognition system and method
06/05/2008US20080133931 Failure diagnosis method
06/05/2008US20080133923 Data Communication Apparatus and Data Communication Method
06/05/2008US20080133417 System to determine quality through reselling of items
06/05/2008US20080131084 Steganographic Encoding and Detecting for Video Signals
06/05/2008US20080131083 Audio Encoding to Convey Auxiliary Information, and Media Embodying Same
06/05/2008US20080130892 Apparatus and method for applying ciphering in universal mobile telecommunications system
06/05/2008US20080130891 Integrated circuit device interface with parallel scrambler and descrambler
06/05/2008US20080130889 Multi-data rate cryptography architecture for network security
06/05/2008US20080130888 Method And Apparatus For Generating Optical Pulses For Qkd
06/05/2008US20080130887 Secure Data Communication Apparatus and Method
06/05/2008US20080130868 Scrambler and storage device using the same
06/05/2008US20080130771 Channel estimation for ofdm systems
06/05/2008US20080130731 Noise and channel estimation using low spreading factors
06/05/2008US20080130504 Integrated Quality of Service and Resource Management in a Network Edge Device
06/04/2008EP1927211A2 Authentication method and apparatus utilizing proof-of-authentication module
06/04/2008EP1627488A4 Efficient and secure data currentness systems
06/04/2008CN100392555C Safety protection display
06/03/2008US7383577 Method and system for encrypted network management and intrusion detection
06/03/2008US7383574 Method and system for limiting the impact of undesirable behavior of computers on a shared data network
06/03/2008US7383568 Security management administration system and method
06/03/2008US7383462 Method and apparatus for encrypted remote copy for secure data backup and restoration
06/03/2008US7383439 Apparatus and method for facilitating encryption and decryption operations over an email server using an unsupported protocol
06/03/2008US7383438 System and method for secure conditional access download and reconfiguration
06/03/2008US7383435 Method for encoding and decoding communication data
06/03/2008US7383433 Trust spectrum for certificate distribution in distributed peer-to-peer networks
06/03/2008US7383233 Method of designing an electronic transaction system
06/03/2008US7383232 Systems, methods and computer program products facilitating automated confirmations and third-party verifications
06/03/2008US7383230 System and method for the efficient exchange and pricing of services and intangible works
06/03/2008US7383229 Access control and metering system for streaming media
06/03/2008US7382884 Key management for content protection
06/03/2008US7382882 Secure session set up based on the wireless application protocol
06/03/2008US7382878 System and method for data encryption
06/03/2008US7382877 RSA cryptographic method and system
06/03/2008US7382835 Power booster using peak suppression and pre-distortion for terminal radios
06/03/2008US7382833 System for phase, gain, and DC offset error correction for a quadrature modulator
06/03/2008US7380710 Payment card preloaded with unique numbers
05/2008
05/29/2008WO2008063846A1 Method and system for adapting pre-defined rights of a digital content
05/29/2008WO2008022031A3 Proximity payment card with user-actuated switch and methods of making the card
05/29/2008WO2007067839A3 Method and system for managing secure access to data in a network
05/29/2008WO2007048124A3 Methods and apparatus for metering portable media players
05/29/2008US20080127305 Authentication query strategizer and results compiler
05/29/2008US20080125154 Method for reducing interference in a radio communication system
05/29/2008US20080125083 Wireless Methods and Devices Employing Steganography
05/29/2008US20080123899 Methods for Analyzing Electronic Media Including Video and Audio
05/29/2008US20080123853 Rekey index generation method and rekey index generation apparatus
05/29/2008US20080123852 Method and system for managing a wireless network
05/29/2008US20080123757 Apparatus and Method For Receiving an Orthogonal Frequency Division Multiplexed Signal
05/28/2008EP1926241A2 Using unpredictable information to minimize leakage from smartcards and other cryptosystems
05/28/2008EP1925113A2 Systems and methods for multi-factor remote user authentication
05/28/2008CN100391134C Transmission method and transmission apparatus
05/27/2008US7380280 Rights locker for digital content access control
05/27/2008US7380258 Systems and methods for controlling and managing programming content and portions thereof
05/27/2008US7380209 Managing electronic documents utilizing a digital seal
05/27/2008US7380135 Diligent control of preview of stored contents
05/27/2008US7380134 Information recording/reproducing apparatus and method of executing encryption processing
05/27/2008US7380129 Method and apparatus for detecting grid intrusions
05/27/2008US7380128 Method and device for reading authentication means and adapted identification means
05/27/2008US7380126 Methods and apparatus for controlling the transmission and receipt of email messages
05/27/2008US7380124 Security transmission protocol for a mobility IP network
05/27/2008US7380118 Data transmitting apparatus, data receiving apparatus, data transmission system and data transmission method
05/27/2008US7379897 Automatic payment system using RF ID tags
05/27/2008US7379878 Information encoding apparatus and method, information decoding apparatus and method, recording medium utilizing spectral switching for embedding additional information in an audio signal
05/27/2008US7379551 Method and system for recovering password protected private data via a communication network without exposing the private data
05/27/2008US7379550 Method for the computer-assisted production of public keys for encoding information and device for carrying out said method
05/27/2008US7379548 Virtual smart card device, method and system
05/27/2008US7379546 Method for XZ-elliptic curve cryptography
05/22/2008WO2008061218A2 Methods and systems responsive to feature sensed from imagery or other data
05/22/2008WO2008060725A2 Secure universal transaction system
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