| Patents for H04K 1 - Secret communication (16,771) |
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| 04/30/2009 | US20090113202 System and method for providing secure network communications |
| 04/30/2009 | US20090113200 Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels |
| 04/30/2009 | US20090112771 End user license agreements associated with messages |
| 04/30/2009 | US20090112770 Method for generating a context of medical data for medical treatment |
| 04/30/2009 | US20090110123 Method and apparatus for transmitting high speed data by spectral decomposition of the signaling space |
| 04/30/2009 | US20090110101 Communication apparatus |
| 04/30/2009 | US20090110091 Data processing apparatus and method |
| 04/30/2009 | DE102007050837A1 Method for transmission of digital optical signal, involves supplying digital optical transmitting signal to optical transmission network at transmitting side end |
| 04/29/2009 | EP1815411A4 System and method for authenticating a rf transaction using a radio frequency identification device including a transactions counter |
| 04/29/2009 | EP1692800A4 Enhanced natural montgomery exponent masking |
| 04/29/2009 | EP1636682A4 Access control |
| 04/29/2009 | CN101422038A Portable media player enabled to obtain previews of media content |
| 04/28/2009 | US7526808 Method and system for actively defending a wireless LAN against attacks |
| 04/28/2009 | US7526798 System and method for credential delegation using identity assertion |
| 04/28/2009 | US7526657 Information processing apparatus, information processing method, and program storage medium |
| 04/28/2009 | US7526652 Secure PIN management |
| 04/28/2009 | US7526642 Controlling delivery of certificates in a mobile communication system |
| 04/28/2009 | US7526450 Interface for presenting downloadable digital data content format options |
| 04/28/2009 | US7526092 Rekey operation with multiplexing capability |
| 04/28/2009 | US7526091 Method for transmitting and receiving control information for encryption in a mobile communication system supporting multimedia broadcast/multicast service |
| 04/28/2009 | US7526090 Secured radio communications method |
| 04/28/2009 | US7526042 OFDM system receiver apparatus suppressing inter-symbol interference |
| 04/28/2009 | US7526036 System and method for transmitting signals in cooperative base station multi-user mimo networks |
| 04/28/2009 | US7526035 Apparatus and method for switching between an AMC mode and a diversity mode in a broadband wireless communication system |
| 04/23/2009 | WO2009052531A1 Methods and systems for tracking electronic commerce transactions |
| 04/23/2009 | WO2009051937A1 Money transfers utilizing unique receiver identifier |
| 04/23/2009 | WO2009051914A1 Method for detection of a hacked decoder |
| 04/23/2009 | WO2009051851A1 Data aided detection of spectrum inversion |
| 04/23/2009 | WO2009051623A2 System and method for providing a multifunction computer security usb token device |
| 04/23/2009 | WO2008086599A8 Method and apparatus for reducing probability of detection, improving jamming resistance and security for broadband wireless systems |
| 04/23/2009 | WO2008008053A3 Method and system for securely protecting data during software application usage |
| 04/23/2009 | WO2007138603A3 Method and system for transformation of logical data objects for storage |
| 04/23/2009 | WO2007135672A3 Method and system for defending security application in a user's computer |
| 04/23/2009 | WO2007126853A8 Secure non-invasive method and system for distribution of digital assets |
| 04/23/2009 | WO2007116398A3 A method device and system for receiving a communication signal |
| 04/23/2009 | WO2007078329A3 Seamless rfid tag security system |
| 04/23/2009 | WO2007055745A3 System and method for providing secure access to an electronic device using facial biometrics |
| 04/23/2009 | WO2007044770A3 Blind preamble detection for an orthogonal frequency division multiplexed sample stream |
| 04/23/2009 | WO2007035469A3 Systems and methods for multi-factor remote user authentication |
| 04/23/2009 | WO2007021418A3 Secure and automatic configuration of wireless networks |
| 04/23/2009 | WO2007002841A3 Revenue management system and method |
| 04/23/2009 | WO2006115616A3 Rights management system for streamed multimedia content |
| 04/23/2009 | WO2006031356A3 Method and system for wireless digital communication |
| 04/23/2009 | WO2006001012A3 Geometrical phase data encryption and decryption |
| 04/23/2009 | WO2005114883A3 Combined television - telephony system |
| 04/23/2009 | WO2005101675A3 Apparatus for reducing channel interference between proximate wireless communication units |
| 04/23/2009 | US20090106558 System and Method for Adding Biometric Functionality to an Application and Controlling and Managing Passwords |
| 04/23/2009 | US20090106250 Access control system, access control device, program and recording medium |
| 04/23/2009 | US20090106155 System and Method for Archival of Electronic and Tangible Records |
| 04/23/2009 | US20090103731 Authentication of 6LoWPAN Nodes Using EAP-GPSK |
| 04/23/2009 | CA2702491A1 Method for detection of a hacked decoder |
| 04/22/2009 | CN101416407A Enhanced holographic communications apparatus and method |
| 04/22/2009 | CN100481929C Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device |
| 04/21/2009 | US7523317 Computer grid access management system |
| 04/21/2009 | US7523316 Method and system for managing the display of sensitive content in non-trusted environments |
| 04/21/2009 | US7523303 System and method for distributing digital works, apparatus and method for reproducing digital works, and computer program product |
| 04/21/2009 | US7523302 Electronic recipe management |
| 04/21/2009 | US7523300 Communication systems |
| 04/21/2009 | US7523072 System for controlling the distribution and use of digital works |
| 04/21/2009 | US7522731 Wireless service points having unique identifiers for secure communication |
| 04/21/2009 | US7522730 Universal microphone for secure radio communication |
| 04/21/2009 | US7522728 Wireless methods and devices employing steganography |
| 04/21/2009 | US7522727 Method and apparatus for providing authentication in a communication system |
| 04/21/2009 | US7522672 Digital branch calibrator for an RF transmitter |
| 04/16/2009 | WO2009049267A1 A method of a receiver estimating a plurality of channels |
| 04/16/2009 | WO2009047371A1 Method and apparatus for protecting digital terrestrial television broadcasts distributed by satellite link |
| 04/16/2009 | WO2008060739A3 Rights propagation and license management in conjunction with distribution of digital content |
| 04/16/2009 | WO2008012800A3 Energy-efficient uplink slot allocation in time-frequency division multiple access systems |
| 04/16/2009 | WO2008008621A3 Method and apparatus for securely moving and returning digital content |
| 04/16/2009 | WO2007129306A3 Securing card transactions |
| 04/16/2009 | WO2007091271A3 Digital file path tracker (dfpt) technology for tracking consumption of digital content |
| 04/16/2009 | WO2007085905A3 Secure electronic payment system and methods |
| 04/16/2009 | WO2007077557A3 Overprint and reprint |
| 04/16/2009 | WO2007069236A3 Method and system for usage of block cipher encryption |
| 04/16/2009 | WO2007062423A3 Pluggable heterogeneous reconciliation |
| 04/16/2009 | WO2007040730A3 Methods and systems for using data processing systems in order to authenticate parties |
| 04/16/2009 | WO2007039866A3 System and/or method for authentication and/or authorization via a network |
| 04/16/2009 | WO2007016603A3 Remote control association methodology |
| 04/16/2009 | WO2007008435A3 Biometric-based access to secure resources with dual authentication |
| 04/16/2009 | WO2007002279A3 Data structure for identifying hardware and software licenses to distribute with a complying device |
| 04/16/2009 | WO2006130305A3 Distributed and scalable instant multimedia communication system |
| 04/16/2009 | WO2006102125A3 Impulse noise gating in dsl systems |
| 04/16/2009 | WO2006060637A3 Method and apparatus for end-to-end clear transport protocol |
| 04/16/2009 | WO2006050198A3 Client/server-based animation software, systems and methods |
| 04/16/2009 | WO2006019369A3 A private and secure optical communication system using an optical tapped delay line. |
| 04/16/2009 | WO2006004946A3 Accelerated schema-based validation |
| 04/16/2009 | WO2005099150A3 Public key cryptographic methods and systems |
| 04/16/2009 | WO2005084293A3 Methods and systems for secure transmission of identification information over public networks |
| 04/16/2009 | US20090100270 Biometric authentication for remote initiation of actions and services |
| 04/16/2009 | US20090097702 Error Processing of Steganographic Message Signals |
| 04/16/2009 | US20090097651 Imparting cryptographic information in network communications |
| 04/16/2009 | US20090097647 Counterfeit Prevention System based on Random Positioning on a Pattern |
| 04/15/2009 | EP1547385A4 Diligent control of preview of stored contents |
| 04/15/2009 | CN101411108A Method and system for synchronizing a receiver in an ofdm system |
| 04/15/2009 | CN101411107A Method for dynamic application of rights management policy |
| 04/14/2009 | US7519999 Secure negotiation and encryption module |
| 04/14/2009 | US7519989 Token device that generates and displays one-time passwords and that couples to a computer for inputting or receiving data for generating and outputting one-time passwords and other functions |
| 04/14/2009 | US7519836 Method and apparatus for the secure storage of audio signals |
| 04/14/2009 | US7519835 Encrypted table indexes and searching encrypted tables |
| 04/14/2009 | US7519833 Microprocessor apparatus and method for enabling configurable data block size in a cryptographic engine |