| Patents for G09C 1 - Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system (12,544) |
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| 02/21/2013 | WO2013024633A1 Information processing device and information processing method |
| 02/21/2013 | WO2013024630A1 Information processing device and information processing method |
| 02/21/2013 | WO2013024627A1 Information processing device, signature-generation device, information processing method, signature-generation method, and program |
| 02/21/2013 | WO2013024587A1 Communication apparatus |
| 02/21/2013 | CA2839094A1 Information processing apparatus, information processing method, program, and recording medium |
| 02/21/2013 | CA2838653A1 Information processing apparatus and information processing method |
| 02/19/2013 | CA2448853C Methods and systems for authentication of a user for sub-locations of a network location |
| 02/13/2013 | EP2557521A2 Reprogrammable security for controlling piracy and enabling interactive content |
| 02/13/2013 | CN101707576B Receiving device and descrambler |
| 02/12/2013 | US8375214 Information processing apparatus, information processing method, and program therefor |
| 02/12/2013 | US8375206 Authentication and encryption utilizing command identifiers |
| 02/12/2013 | US8374343 DES hardware throughput for short operations |
| 02/12/2013 | CA2469198C Digital signature and authentication method and apparatus |
| 02/07/2013 | WO2013018683A1 System for generating index resistant against divulging of information, index generation device, and method therefor |
| 02/07/2013 | US20130036059 Electronic price-proposing system, electronic price-proposing device, and electronic price-proposing method |
| 02/06/2013 | EP2555180A1 Encryption processing device and encryption processing method |
| 02/06/2013 | CN101060408B Message authentication code producing apparatus, message authentication code verifying apparatus, and authentication system |
| 02/05/2013 | US8370956 System and method for rendering digital content in accordance with usage rights information |
| 02/05/2013 | CA2657729C Secret communication method and secret communication device thereof |
| 01/31/2013 | WO2013014734A1 Encryption device, encryption method and encryption program |
| 01/30/2013 | EP2552048A1 Measurement data management method and measurement data management system |
| 01/30/2013 | EP2551837A1 Random number generator, encryption device and recognition device |
| 01/29/2013 | US8362875 Secure system for non-covert user authentication and identification |
| 01/24/2013 | WO2013011874A1 Determination method for cryptographic algorithm used for signature, verification server and program |
| 01/22/2013 | US8359468 Masked digital signatures |
| 01/22/2013 | CA2531384C Handling broadcast and multicast traffic as unicast traffic in a wireless network |
| 01/22/2013 | CA2417901C Entity authentication in electronic communications by providing verification status of device |
| 01/17/2013 | WO2013008224A1 A method and appratus for advanced encryption standard |
| 01/17/2013 | US20130016829 Cryptographic Processing Apparatus and Cryptographic Processing Method, and Computer Program |
| 01/16/2013 | CN102882680A Systems and methods for authenticating electronic message |
| 01/15/2013 | US8355514 Audio encoding to convey auxiliary information, and media embodying same |
| 01/10/2013 | WO2013005505A1 Encryption device, cipher-text comparison system, cipher-text comparison method, and cipher-text comparison program |
| 01/10/2013 | WO2013005501A1 Content transmission device and content transmission method |
| 01/10/2013 | US20130013362 Method and apparatus for a cryptographically-assisted commerical network system designed to facilitate and support expert-based commerce |
| 01/08/2013 | CA2451034C Cryptographic method of protecting an electronic chip against fraud |
| 01/03/2013 | US20130007459 System and method for compressing secure e-mail for exchange with a mobile data communication device |
| 01/03/2013 | US20130006871 System and method for participating in transactions between computing devices |
| 01/03/2013 | US20130006870 System and method for participating in transactions between computing devices |
| 01/02/2013 | CN102859571A Encryption processing system, key generation device, encryption device, decryption device, signature processing system, signature device and verification device |
| 01/02/2013 | CN101156349B Signing device, verifying device, certifying device, encrypting device, and decrypting device |
| 01/01/2013 | US8345872 Digital local network, notably digital home network, and method for creating and updating such a network |
| 12/27/2012 | WO2012176408A1 Signature verification method, signature verification system, and signature verification program |
| 12/27/2012 | US20120331569 System and method for rendering digital content in accordance with usage rights information |
| 12/27/2012 | US20120331565 System and method for enforcing utilization of content based on history lists |
| 12/25/2012 | US8341701 Communication apparatus |
| 12/25/2012 | US8341409 Content server apparatus, on-vehicle player apparatus, system, method, and program |
| 12/20/2012 | WO2012172748A1 Terminal device, server device, content recording control system, recording method, and recording permission/non-permission control method |
| 12/20/2012 | US20120324587 System and method for permitting use of content using transfer rights |
| 12/20/2012 | US20120324586 System and method for controlling utilization of content |
| 12/19/2012 | CN101300775B Secure processing device, secure processing method, encrypted confidential information embedding method, program, storage medium, and integrated circuit |
| 12/18/2012 | CA2417516C Method and apparatus for automatic database encryption |
| 12/13/2012 | WO2012169153A1 Encrypted statistical processing system, device, method, and program |
| 12/13/2012 | WO2012169111A1 Content data playback method and thumbnail image generation method |
| 12/13/2012 | US20120317660 System and method for utilizing content in accordance with usage rights |
| 12/13/2012 | US20120317659 System, apparatus, and media for granting access to and utilizing content |
| 12/13/2012 | US20120317658 System and method for distributing digital content to be rendered in accordance with usage rights information |
| 12/13/2012 | US20120317653 System and method for utilizing content in accordance with usage rights |
| 12/12/2012 | CN102822883A Encryption processing system, key generation device, key devolvement device, encryption device, decoding device, encryption processing method, and encryption processing program |
| 12/12/2012 | CN101674180B Pseudorandom sequence generation method and pseudorandom sequence encryption method |
| 12/11/2012 | US8330160 Random number generating device |
| 12/11/2012 | CA2444405C Methods and apparatus for efficient computation of one-way chains in cryptographic applications |
| 12/06/2012 | WO2012165062A1 Information processing device, information processing method, and program |
| 12/06/2012 | WO2012139706A3 System and method for encrypted data interchange between two data processing devices |
| 12/06/2012 | US20120311727 System and method for controlling the use of a digital work in accordance with usage rights associated with the digital work |
| 12/05/2012 | EP2530867A1 Cryptographic data-processing method |
| 12/05/2012 | CN101512618B Shared key block encrypt processing device and method |
| 12/04/2012 | US8326908 Residue number system arithmetic operating system, scaling operator, scaling operation method and program and recording medium of the same |
| 12/04/2012 | US8326765 Method and apparatus for a cryptographically-assisted commercial network system designed to facilitate and support expert-based commerce |
| 12/04/2012 | US8325919 Streaming system for distributing encrypted compressed image data, and streaming method therefor |
| 12/04/2012 | US8325918 Streaming system for distributing encrypted compressed image data, and streaming method therefor |
| 12/04/2012 | US8325692 Radio communication system and method having a radio link control layer |
| 11/29/2012 | WO2012161122A1 Broadcast/communication linking receiver apparatus and resource managing apparatus |
| 11/29/2012 | US20120303969 Methods and Apparatus for Efficient Computation of One-Way Chains in Cryptographic Applications |
| 11/29/2012 | US20120303956 System and method for verifying delivery and integrity of electronic messages |
| 11/29/2012 | US20120303950 Implicit Certificate Scheme |
| 11/29/2012 | US20120300924 Implicit Certificate Scheme |
| 11/28/2012 | CN102800243A Anti-counterfeiting annular code and encoding method thereof |
| 11/28/2012 | CN101853356B Application executing device, managing method, and program |
| 11/22/2012 | WO2012157755A1 Cooperative broadcast communication receiver device, resource access control program and cooperative broadcast communication system |
| 11/22/2012 | WO2012157279A1 Order-preserving encryption system, device, method, and program |
| 11/21/2012 | EP2525341A1 Representative calculation system, method, request device, program and recording medium |
| 11/21/2012 | EP2525340A1 Confidential search system and encryption processing system |
| 11/21/2012 | CN101472171B Data conversion system |
| 11/20/2012 | US8316241 Data transmitting apparatus, data receiving apparatus, data transmitting method, and data receiving method |
| 11/20/2012 | US8315383 Method and apparatus for random bit-string generation utilizing environment sensors |
| 11/20/2012 | CA2482009C Digital rights management system |
| 11/15/2012 | WO2012153530A1 Terminal apparatus |
| 11/15/2012 | WO2012153485A1 Terminal device, content recording system, title key recording method, and computer program |
| 11/15/2012 | US20120290836 Accelerated signature verification on an elliptic curve |
| 11/14/2012 | EP2523178A1 Encryption processing system, key generation device, key devolvement device, encryption device, decoding device, encryption processing method, and encryption processing program |
| 11/13/2012 | US8312283 Accelerated signature verification on an elliptic curve |
| 11/08/2012 | US20120284319 Method and apparatus for performing computations using residue arithmetic |
| 11/07/2012 | CN102084376B Content search device |
| 11/06/2012 | US8306227 Data encryption system and method |
| 11/06/2012 | US8306218 Protected encryption method and associated component |
| 11/06/2012 | US8306217 Cryptographic processing apparatus and cryptographic processing method, and computer program |
| 10/31/2012 | CN101689240B Information security device and information security system |
| 10/30/2012 | US8301116 User equipment, authentication system, authentication method, authentication program and recording medium |
| 10/26/2012 | WO2012144380A1 Information processing device and information processing method |
| 10/23/2012 | US8296582 Method and system for providing copy-protection on a storage medium and storage medium for use in such a system |