| 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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| 08/20/2013 | CA2702280C Signature generating apparatus, signature verifying apparatus and methods therefor |
| 08/14/2013 | CN101626502B Data transmitting apparatus, data receiving apparatus, data transmitting method, and data receiving method |
| 08/07/2013 | EP2624500A1 Encrypted database system, client terminal, encrypted database server, natural joining method, and program |
| 08/07/2013 | EP2624498A1 Encrypted database system, client terminal, encrypted database server, natural joining method, and program |
| 08/07/2013 | CN103238291A Code processing device, code processing method, and program |
| 08/01/2013 | WO2013111673A1 Signature verification system, signature device, verification device, and signature verification method |
| 08/01/2013 | WO2013111210A1 Encryption evaluation device, encryption evaluation method, and encryption evaluation program |
| 08/01/2013 | WO2013111174A1 Recording apparatus, terminal apparatus, and content transfer system |
| 07/24/2013 | CN103221988A Substitution calculation system, calculation apparatus, capability providing apparatus, substitution calculation method, capability providing method, program, and recording medium |
| 07/23/2013 | US8495633 Interpreting I/O operation requests from pageable guests without host intervention |
| 07/18/2013 | US20130185805 Method and apparatus for establishing usage rights for digital content to be created in the future |
| 07/17/2013 | CN103208229A Information processing and transmission method based on nonstandard code |
| 07/09/2013 | US8484751 System and method for permitting use of content |
| 07/09/2013 | US8484479 Systems and methods for authenticating an electronic message |
| 07/09/2013 | US8484449 Program, communication device, data processing method, and communication system |
| 07/02/2013 | US8479306 Method and system for managing a data object so as to comply with predetermined condition for usage |
| 07/02/2013 | US8479305 Method and system for managing a data object so as to comply with predetermined conditions for usage |
| 07/02/2013 | US8479240 Remote management system for at least one audiovisual information reproduction device |
| 06/27/2013 | WO2013094056A1 Device specific information generation device and device specific information generation method |
| 06/25/2013 | US8474058 Method and system for managing a data object so as to comply with predetermined conditions for usage |
| 06/20/2013 | WO2013088939A1 Identification information generation device and identification information generation method |
| 06/20/2013 | US20130156186 Partial multiple encryption |
| 06/19/2013 | EP2605232A2 Embedded device having countermeasure function against fault attack |
| 06/18/2013 | US8468350 Content transmission apparatus, content reception apparatus and content transmission method |
| 06/18/2013 | US8468089 Method of improving security in electronic transactions |
| 06/18/2013 | CA2482558C Mobile account authentication service |
| 06/13/2013 | WO2013084957A1 Encoded-search database device, method for adding and deleting data for encoded search, and addition/deletion program |
| 06/13/2013 | WO2013084419A1 Anonymous information transmitting system, method and program |
| 06/13/2013 | US20130151836 Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction method |
| 06/12/2013 | CN103155479A 信息认证方法和信息认证系统 Information authentication method and message authentication systems |
| 06/12/2013 | CN101520966B Method and apparatus for optimizing advanced encryption standard encryption and decryption in parallel modes of operation |
| 06/06/2013 | WO2013080976A1 Encryption process circuit, decryption process circuit, methods thereof, and programs thereof |
| 06/06/2013 | WO2013080365A1 Secure search method and secure search device |
| 06/06/2013 | WO2013080320A1 Data processing device, data processing method, and program |
| 06/06/2013 | WO2013080290A1 Data dividing device and data dividing program |
| 06/06/2013 | US20130145168 Masked digital signatures |
| 05/29/2013 | EP2597812A1 Encryption device, decryption device, encryption method, decryption method, program, and recording medium |
| 05/28/2013 | CA2417531C System and method for verifying delivery and integrity of electronic messages |
| 05/23/2013 | WO2013073488A1 Encryption processing system, encryption processing method, encryption processing program and key generator |
| 05/23/2013 | WO2013072947A1 Secret character string search system |
| 05/23/2013 | US20130133078 System and method for permitting use of content |
| 05/21/2013 | CA2487536C Device for automatic reading of a plurality of codes by means of a single key code |
| 05/16/2013 | WO2013069770A1 Database device, method and program |
| 05/16/2013 | WO2013069505A1 Re-encryption system, re-encryption device, and program |
| 05/16/2013 | WO2013069392A1 Nonlinear processor, encryption device for stream cipher, decryption device for stream cipher, mask processing method, encryption method for stream cipher, decryption method for stream cipher, and program |
| 05/14/2013 | US8443457 System and method for controlling the use of a digital work in accordance with usage rights associated with the digital work |
| 05/14/2013 | US8443208 System, method and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks, or other media |
| 05/14/2013 | US8442916 Digital rights management of content when content is a future live event |
| 05/14/2013 | CA2450056C Securely processing client credentials used for web-based access to resources |
| 05/10/2013 | WO2013065689A1 Message authentication method in communication system and communication system |
| 05/10/2013 | WO2013065117A1 Encryption device, method, and program |
| 05/09/2013 | US20130117387 System and method for verified contract acceptance |
| 05/07/2013 | US8437618 Content data recording apparatus with encryption by media ID |
| 05/01/2013 | EP2587469A1 Integrated circuit with logic circuitry and multiple concealing circuits |
| 05/01/2013 | CN101496024B Net settlement assisting device |
| 05/01/2013 | CN101266785B 电子音乐系统 Electronic music system |
| 04/24/2013 | CN101853355B Integrated circuit |
| 04/23/2013 | CA2405022C Method and apparatus for secure transmission of data |
| 04/18/2013 | WO2013054701A1 Data authenticity assurance method, management computer, and storage medium |
| 04/18/2013 | WO2013054078A1 Method and system for encryption/decryption of data |
| 04/11/2013 | WO2013051139A1 Multiplication method for finite fields, calculator, and program |
| 04/11/2013 | US20130091354 Agile Network Protocol for Secure Communications with Assured System Availability |
| 04/10/2013 | CN103038805A Cipher processing system, key generating device, key delegating device, encrypting device, decrypting device, cipher processing method, and cipher processing program |
| 04/09/2013 | CA2615915C System for efficient recovery of node-b buffered data following mac layer reset |
| 04/04/2013 | WO2013047291A1 Server device and program |
| 04/04/2013 | WO2013046320A1 Confidential computing system, confidential computing method, and confidential computing program |
| 04/02/2013 | US8412644 Method and apparatus for establishing usage rights for digital content to be created in the future |
| 04/02/2013 | US8411857 Partial multiple encryption |
| 03/28/2013 | WO2013042409A1 Module encryption/decryption program |
| 03/27/2013 | CN103004129A Encryption device, decryption device, encryption method, decryption method, program, and recording medium |
| 03/27/2013 | CN103003857A Secret sharing system, sharing apparatus, sharing management apparatus, acquiring apparatus, secret sharing method, program and recording medium |
| 03/27/2013 | CN101842824B Pairing computation device, pairing computation method, and recording medium where pairing computation program is recorded |
| 03/27/2013 | CN101558598B Combinational combiner cryptographic method |
| 03/26/2013 | US8407488 Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction method |
| 03/21/2013 | WO2013038871A1 Electronic device and security control method |
| 03/21/2013 | WO2013038698A1 Search system, search method, and program |
| 03/20/2013 | EP2570918A1 Reprogrammable security for controlling piracy and enabling interactive content |
| 03/20/2013 | CN101364415B Reprogrammable security for controlling piracy and enabling interactive content |
| 03/19/2013 | US8402281 Data security system for a database |
| 03/14/2013 | WO2013036217A1 Number squaring computer-implemented method and apparatus |
| 03/14/2013 | US20130067222 Agile network protocol for secure communications with assured system availability |
| 03/12/2013 | US8397269 Fast digital channel changing |
| 03/12/2013 | US8397069 Methods and systems for protecting media content |
| 03/12/2013 | CA2417922C Person-centric account-based digital signature system |
| 03/07/2013 | WO2013031555A1 Information processing device, signature generation device, information processing method, signature generation method, and program |
| 03/07/2013 | WO2013031533A1 Information processing device, information processing method, and program |
| 03/07/2013 | WO2013031420A1 Information processing device, signature generation device, signature verification device, information processing method, signature generation method, and signature verification method |
| 03/07/2013 | WO2013031414A1 Signature verification device, signature verification method, program, and recording medium |
| 03/07/2013 | WO2013031413A1 Information processing device, information processing method, program, and recording medium |
| 03/07/2013 | WO2013031292A1 Data certification system, server device, client device, publishing server and data certification method |
| 03/07/2013 | US20130060897 System and method for permitting use of content |
| 03/06/2013 | EP2565862A1 Encryption processing system, key generation device, encryption device, decryption device, signature processing system, signature device and verification device |
| 03/05/2013 | US8393007 System and method for distributing digital content to be rendered in accordance with usage rights information |
| 03/05/2013 | US8391541 Steganographic encoding and detecting for video signals |
| 03/05/2013 | US8391480 Digital authentication over acoustic channel |
| 02/28/2013 | DE102012213807A1 Steuerung des Lightweight-Dokumentenzugriffs mithilfe von Zugriffskontrolllisten im Cloud-Speicher oder auf dem lokalen Dateisystem Control of lightweight document access using access control lists in the cloud storage or on the local file system |
| 02/27/2013 | EP2562736A1 Secret sharing system, sharing apparatus, sharing management apparatus, acquiring apparatus, secret sharing method, program and recording medium |
| 02/26/2013 | US8386801 Authentication of integrated circuits |
| 02/21/2013 | WO2013024699A1 Information processing device, information processing method, program, and recording medium |
| 02/21/2013 | WO2013024697A1 Information processing device, signature-provision method, signature-verification method, program, and recording medium |