| 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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| 10/23/2008 | WO2008126460A1 Electronic data authentication method, electronic data authentication program, and electronic data authentication system |
| 10/23/2008 | US20080263372 Method and apparatus for transmitting content data and recording and/or reproducing apparatus |
| 10/23/2008 | US20080263367 Digital content protection system |
| 10/23/2008 | US20080263360 Generating and matching hashes of multimedia content |
| 10/23/2008 | US20080263354 Authentication of data transmitted in a digital transmission system |
| 10/23/2008 | US20080260044 Fft-based multichannel video receiver |
| 10/22/2008 | EP1983497A1 Secure processing device, method and program |
| 10/22/2008 | EP1983463A1 Identification management system for electronic device authentication |
| 10/22/2008 | EP1230777B1 Method and apparatus for providing redundant and resilient cryptographic services |
| 10/22/2008 | CN101292274A Information security device, information security method, computer program, computer-readable recording medium, and integrated circuit |
| 10/22/2008 | CN100428751C Apparatus and method for security processing of communication packets |
| 10/22/2008 | CN100428682C System and method for authenticating content user |
| 10/22/2008 | CN100428187C Nonvolatile memory apparatus |
| 10/21/2008 | USRE40547 Software reproduction apparatus |
| 10/21/2008 | US7441125 Portable data carrier provide with access protection by rendering messages unfamiliar |
| 10/21/2008 | US7440465 Home gateway for executing a function of a security protocol and a method thereof |
| 10/21/2008 | US7440143 Tampering judgement system, encrypting system for judgement of tampering and tampering judgement method |
| 10/21/2008 | CA2440546C Cryptographic authentication with ephemeral modules |
| 10/21/2008 | CA2276036C Method and apparatus for secure storage of data |
| 10/16/2008 | US20080256364 Dynamic negotiation of security arrangements between web services |
| 10/16/2008 | US20080256152 Random number generating device |
| 10/16/2008 | US20080251783 Random number generating device |
| 10/16/2008 | US20080251782 Random number generating device |
| 10/15/2008 | CN100426263C 记录媒体装置和存取装置 Recording media device and the access device |
| 10/14/2008 | US7437770 Data transfer system, data transfer apparatus, data recording apparatus, data transfer method |
| 10/14/2008 | US7437561 Authentication of data transmitted in a digital transmission system |
| 10/14/2008 | US7434898 Computer system, computer program, and addition method |
| 10/14/2008 | CA2499904C Broadcast and reception system, and receiver/decoder and remote controller therefor |
| 10/09/2008 | WO2008119275A1 Failure monitoring method and device for virtual leased line |
| 10/09/2008 | US20080249948 Financial information input method using symmetrical key security algorithm and commercial transaction system for mobile communications |
| 10/08/2008 | EP1978496A1 Encryption/decryption device, encryption/decryption device manufacturing device, and method, and computer program |
| 10/07/2008 | USRE40530 Public key cryptographic apparatus and method |
| 10/07/2008 | US7434265 Information signal recording/reproducing system, information signal recording device, information signal reproducing device and information signal recording/reproducing process |
| 10/07/2008 | US7433474 Method and apparatus of enciphering and deciphering data using keys enciphered and deciphered with other keys |
| 10/07/2008 | US7433470 Cryptographic processing apparatus, cryptographic processing method, and computer program |
| 10/07/2008 | CA2481569C Initializing, maintaining, updating and recovering secure operation within an integrated system employing a data access control function |
| 10/02/2008 | WO2008117804A1 Pseudo-random number generation device, program, and method for stream encoding |
| 10/02/2008 | WO2008117550A1 Software ic card system, management server, terminal, service providing server, service providing method, and program |
| 10/02/2008 | US20080244269 Data processing system, memory device, data processing unit, and data processing method and program |
| 10/02/2008 | US20080241813 Method and apparatus for teaching the installation of vehicle protective coverings |
| 10/02/2008 | US20080240424 Cryptographic systems and methods supporting multiple modes |
| 10/01/2008 | EP1975908A1 Encryption/decryption device, encryption/decryption method, and computer program |
| 10/01/2008 | EP1975907A1 Encryption processing device, encryption processing method, and computer program |
| 10/01/2008 | EP1642206A4 Reprogrammable security for controlling piracy and enabling interactive content |
| 10/01/2008 | CN101276524A Secret sharing apparatus and method |
| 10/01/2008 | CN100423041C Data processing apparatus and method |
| 10/01/2008 | CN100422961C Data communicating apparatus and method for managing memory of data communicating apparatus |
| 10/01/2008 | CN100422926C Polynomial arithmetic operations |
| 09/25/2008 | WO2008114829A1 Encryption device, decryption device, encryption program, decryption program, and recording medium |
| 09/25/2008 | WO2008114329A1 Data encryption recording device and its method |
| 09/25/2008 | WO2008114315A1 Built-in device with fault attack countermeasure function |
| 09/25/2008 | WO2008114310A1 Incorporating device having fault attack countermeasure function |
| 09/25/2008 | US20080232785 Apparatus, Method, and Program Product For Recording and Reproducing Contents |
| 09/24/2008 | EP1973373A2 A customer telecommunication interface device having a unique identifier |
| 09/24/2008 | CN100421065C Graphics card for smoothing the playing of video |
| 09/23/2008 | US7428755 Device that is used for secure diffusion controlled display private copying and management of and conditional access to MPEG-4-type audiovisual content rights |
| 09/23/2008 | US7428307 Data reproduction apparatus capable of safely controlling reproduction time of encrypted content data and data reproduction circuit and data recording apparatus used for the same |
| 09/23/2008 | US7428305 Generation of keyed integer permutations for message authentication codes |
| 09/17/2008 | EP1971105A1 Location-independent packet routing and secure access in short-range wireless networking environment |
| 09/17/2008 | EP0923062B1 Cipher processor, IC card and cipher processing method |
| 09/17/2008 | CN101268471A Content server device, on-vehicle player device, system, method, and program |
| 09/17/2008 | CN101266785A Electronic music system |
| 09/17/2008 | CN100420306C Robust signature for signal authentication |
| 09/17/2008 | CN100420264C Image processing device and system and method, and electronic information device |
| 09/17/2008 | CN100420183C Terminal communication system |
| 09/17/2008 | CN100419737C Application authentication system, secure device, and terminal device |
| 09/17/2008 | CN100419736C Service vertification system, vertification require terminal, service operating terminal and providing method |
| 09/16/2008 | US7426638 Controlling access to information on a network using an extended network universal resource locator |
| 09/10/2008 | EP1968059A2 Receiving controlled-access broadcast signals |
| 09/10/2008 | EP1968058A2 Receiving controlled-access broadcast signals |
| 09/10/2008 | EP0910123B1 Process control system |
| 09/10/2008 | CN100418317C Encryption device and method, decryption device and method, and cipher key generation device and method |
| 09/09/2008 | US7424613 Method of constructing domain based on public key and implementing the domain through universal plug and play (UPnP) |
| 09/09/2008 | US7424504 Arithmetic processor for accomodating different field sizes |
| 09/09/2008 | CA2307619C Cryptographic system and method with fast decryption |
| 09/04/2008 | WO2008105343A1 Message authentication device |
| 09/03/2008 | CN101257488A Information transmitting device and method |
| 09/03/2008 | CN100416444C Method and system for tying a digital license and multiple computing devices to a user |
| 09/02/2008 | US7421463 Random sequence generating apparatus, encryption/decryption apparatus, random sequence generating method, encryption/decryption method and program |
| 09/02/2008 | US7421080 Method of reconstructing a secret, shared secret reconstruction apparatus, and secret reconstruction system |
| 09/02/2008 | US7421078 Valid medium management system |
| 09/02/2008 | CA2224315C Process and device for authenticating subscribers to digital exchanges |
| 08/28/2008 | WO2008102425A1 Data transmission device, data recording device, data processing system, data transmission method, and data recording method |
| 08/28/2008 | US20080209560 Active intrusion resistant environment of layered object and compartment key (airelock) |
| 08/28/2008 | US20080209209 Method and system for authentication when certification authority public and private keys expire |
| 08/28/2008 | US20080208871 Information processing apparatus and information processing method |
| 08/28/2008 | US20080207172 Service verifying system, authentication requesting terminal, service utilizing terminal, and service providing method |
| 08/28/2008 | US20080205645 Digital broadcast reception apparatus |
| 08/27/2008 | EP1961206A1 Content edit apparatus and content verification apparatus |
| 08/27/2008 | CN100414865C Content data transmitting device and method, and recording/reproducing device |
| 08/27/2008 | CN100414520C Method and system for encrypting bus using improved difference transition code |
| 08/26/2008 | US7418512 Securely identifying an executable to a trust-determining entity |
| 08/21/2008 | WO2008076861A3 Combinational combiner cryptographic method |
| 08/21/2008 | WO2008076861A2 Combinational combiner cryptographic method |
| 08/20/2008 | EP1959368A2 Security link management in dynamic networks |
| 08/20/2008 | EP1242902A4 Employing synthetic genes in genetic algorithms, information encoding and non-replicative encryption |
| 08/20/2008 | CN101247390A Method for implementing DRM function and additional function using DRM device and system thereof |
| 08/20/2008 | CN100413292C System and method for verifying delivery and integrity of electronic message |
| 08/19/2008 | US7415707 Installation software using a setting file to automatically determine if a module is installable and the location of the installation |
| 08/19/2008 | US7415614 Cryptographic authentication with ephemeral modules |