| 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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| 08/05/2009 | CN101500018A Method for digital information false proof |
| 08/05/2009 | CN100525370C Image checking device and method |
| 08/05/2009 | CN100525185C Communication system, information processing apparatus and information processing method |
| 08/05/2009 | CN100524150C Block encoding method and block encoding/decoding circuit |
| 08/04/2009 | US7571487 Terminal device, information storage medium, and data processing method |
| 08/04/2009 | US7571461 Personal website for electronic commerce on a smart Java card with multiple security check points |
| 08/04/2009 | US7571324 Method and device for anonymous signature with a shared private key |
| 08/04/2009 | US7571239 Credential management and network querying |
| 07/30/2009 | WO2009093603A1 Secure computing system |
| 07/30/2009 | WO2009093601A1 Data converter, data conversion method, and computer program |
| 07/30/2009 | WO2009093571A1 Information processing device, disc, information processing method, and program |
| 07/29/2009 | EP1360632A4 System for managing medical insurance using information communication network |
| 07/29/2009 | EP1299797B1 Extending the range of computational fields of integers |
| 07/29/2009 | CN101496080A Encryption processing device, method for building encryption process algorithm, encryption processing method, and computer program |
| 07/29/2009 | CN101496024A Net settlement assisting device |
| 07/29/2009 | CN100521599C Encrypting/decrypting device, encrypting device and decrypting device |
| 07/28/2009 | US7568105 Parallel distribution and fingerprinting of digital content |
| 07/28/2009 | US7567999 Device and method for calculating a result of a division |
| 07/28/2009 | US7567686 Hiding and detecting messages in media signals |
| 07/23/2009 | WO2009091036A1 Authentication system, authentication device, and computer program |
| 07/23/2009 | WO2009090858A1 Information processing device, and control method |
| 07/23/2009 | WO2009090689A1 Encoding device, encoding method and program |
| 07/23/2009 | WO2009090688A1 Processor of data conversion function |
| 07/23/2009 | WO2009073463A3 Authenticatable mark, systems for preparing and authenticating the mark |
| 07/23/2009 | US20090187977 Service verifying system, authentication requesting terminal, service utilizing terminal, and service providing method |
| 07/23/2009 | US20090187937 Device and method for controlling digital bidirectional communication |
| 07/22/2009 | EP2081170A1 Information security apparatus |
| 07/22/2009 | CN100517418C Battery and batery authentication system and method |
| 07/22/2009 | CN100517417C Deciphering equipment, deciphering equipment making method and providing system |
| 07/21/2009 | US7565698 Information-processing device |
| 07/21/2009 | US7565691 Information processing apparatus, authentication processing method, and computer program |
| 07/21/2009 | US7565542 Remote authentication of an object using a signature part |
| 07/21/2009 | US7565537 Secure key exchange with mutual authentication |
| 07/21/2009 | US7565528 Method for generating asymmetrical cryptographic keys by the user |
| 07/21/2009 | US7565135 Performing authentication in a communications system |
| 07/21/2009 | US7564977 System, method and program product for anonymous transfer of messages |
| 07/21/2009 | US7564972 Arithmetic device and encryption/decryption device |
| 07/21/2009 | US7564971 Apparatus and method for performing Montgomery type modular multiplication |
| 07/21/2009 | CA2437401C Jacobian group element adder |
| 07/16/2009 | WO2009087972A1 Data transmission device, data reception device, methods therefor, recording medium, and data communication system therefor |
| 07/15/2009 | EP2079028A1 Apparatus, method, and system for providing DRM protected content with content permanence |
| 07/15/2009 | EP2078548A2 Secure digital data format and code enforced policy |
| 07/15/2009 | CN101484927A Method for encrypting and decrypting shared encrypted files |
| 07/15/2009 | CN101483523A Signature schemes using bilinear mappings |
| 07/15/2009 | CN100515135C Method for establishing and managing a trust model between a chip card and a radio terminal |
| 07/15/2009 | CN100515091C Device and method for synchronization of compressed video signal receiving system |
| 07/15/2009 | CN100514471C Method and system of visiting encrypting content on mobile media by device |
| 07/15/2009 | CN100514394C Method of, apparatus and system for performing data insertion/extraction for phonetic code |
| 07/14/2009 | US7562300 System for automated comprehensive remote servicing for media information |
| 07/14/2009 | US7562232 System and method for providing manageability to security information for secured items |
| 07/14/2009 | US7562145 Application instance level workload distribution affinities |
| 07/14/2009 | US7559468 Reader/writer secure module access control method |
| 07/09/2009 | WO2009084715A1 Authentication device and authentication method |
| 07/09/2009 | WO2009084524A1 Random number generation mechanism based on normal distribution |
| 07/09/2009 | WO2009083528A1 Method and system for generating stable biometric data |
| 07/09/2009 | WO2009083527A1 Method and system for authenticating individuals on the basis of biometric data |
| 07/08/2009 | CN101479774A Cipher processing apparatus, data converting method, data converting program, recording medium and integrated circuit |
| 07/08/2009 | CN100512365C Device and method for transmitting or receiving an image through electronic mail |
| 07/08/2009 | CN100512100C Information processing device |
| 07/08/2009 | CN100512095C Content distribution system and content distribution method |
| 07/08/2009 | CN100511453C Method and device for supplying a data set stored in a database |
| 07/08/2009 | CN100511332C Unique code cipher set generation method |
| 07/08/2009 | CN100511331C Encryption device, encryption method, and computer program thereof |
| 07/08/2009 | CN100511330C Decryption apparatus and decryption method |
| 07/08/2009 | CN100511329C Data processing apparatus and data processing method |
| 07/08/2009 | CN100511256C Method and apparatus for using DRM content while roaming |
| 07/08/2009 | CN100511253C Information processor device, program loading method, program updating method and circuit element |
| 07/07/2009 | US7559090 Memory, information apparatus for access to the memory, and method for the information apparatus |
| 07/07/2009 | US7559070 Moving image distribution system, moving image dividing system, moving image distribution program, moving image dividing program, and recording medium storing moving image distribution program and/or moving image dividing program |
| 07/07/2009 | US7558968 Information processing apparatus and method |
| 07/07/2009 | US7558967 Encryption for a stream file in an FPGA integrated circuit |
| 07/07/2009 | US7558962 Method of authenticating a print medium online |
| 07/07/2009 | US7558813 Random number generating device |
| 07/07/2009 | US7558386 Countermeasure method in an electronic component using a secret key cryptographic algorithm |
| 07/07/2009 | CA2324621C Accelerated finite field operations on an elliptic curve |
| 07/02/2009 | WO2009081975A1 Encryption device, decryption device, encryption method, decryption method, and program |
| 07/02/2009 | WO2009081213A1 Procedure of exchanging of coded messages with no common code |
| 07/02/2009 | US20090172418 Methods and Apparatus for Efficient Computation of One-Way Chains in Cryptographic Applications |
| 07/01/2009 | EP1425649B1 Virus detection system |
| 07/01/2009 | CN101472171A Data conversion system |
| 07/01/2009 | CN100508447C Enciphering device and method, deciphering device and method, and storage medium |
| 07/01/2009 | CN100507978C Apparatus and method for drive control, and computer product |
| 06/30/2009 | US7555779 Copyright protection system, recording device, and reproduction device |
| 06/30/2009 | US7552859 Device for automatic reading of a plurality of codes by means of a single key code |
| 06/25/2009 | US20090164664 Secure federation of data communications networks |
| 06/25/2009 | US20090161875 Mini Time Key Creation Memory Medium and System |
| 06/24/2009 | EP1770935B1 A method for implementing the access configuration mode resource reservation in the next generation network |
| 06/24/2009 | EP1166494B1 Countermeasure procedures in an electronic component implementing an elliptical curve type public key encryption algorithm |
| 06/24/2009 | CN100504939C Cash automatic transaction device |
| 06/24/2009 | CN100504818C Method for regulating access for non-volatile memory region and automatic method for judging access |
| 06/24/2009 | CN100504758C Multiple-word multiplication-accumulation circuit and montgomery modular multiplication-accumulation circuit |
| 06/23/2009 | USRE40791 Method and system for verifying the authenticity of a first communication participants in a communications network |
| 06/23/2009 | US7552330 Mutual authentication system between user and system |
| 06/23/2009 | US7552329 Masked digital signatures |
| 06/23/2009 | US7552092 Program distribution method and system |
| 06/23/2009 | US7551740 Weighted secret sharing and reconstructing method |
| 06/18/2009 | WO2009075374A1 Hash function preprocessing device, id base encryption system using the device, and digital signature system |
| 06/18/2009 | WO2009075337A1 Encryption method, decryption method, device, and program |
| 06/18/2009 | WO2008068647A9 Method of personalizing or customizing a container or dispenser |
| 06/18/2009 | US20090158029 Manufacturing unique devices that generate digital signatures |