| 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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| 01/08/2014 | CN103503362A Data processing device, data processing method, and program |
| 01/07/2014 | USRE44697 Encryption processor with shared memory interconnect |
| 01/07/2014 | US8626667 Method and apparatus for a cryptographically-assisted commercial network system designed to facilitate and support expert-based commerce |
| 01/03/2014 | WO2014003117A1 Encryption device, encryption method and program |
| 01/02/2014 | DE112011104943T5 Informationsverarbeitungsgerät und Informationsverarbeitungsprogramm Information processing apparatus and information processing program |
| 01/01/2014 | EP2680251A1 Search system, search method for search system, information processing device, search program, corresponding keyword management device and corresponding keyword management system |
| 12/31/2013 | US8621243 Saving and retrieving data based on public key encryption |
| 12/27/2013 | WO2013190782A1 Encryption processing circuit and decryption processing circuit |
| 12/25/2013 | EP2677683A1 File server device and file server system |
| 12/24/2013 | CA2483486C Use of isogenies for design of cryptosystems |
| 12/24/2013 | CA2456400C Publishing digital content within a defined universe such as an organization in accordance with a digital rights management (drm) system |
| 12/19/2013 | WO2013187097A1 Content transmission device |
| 12/18/2013 | EP2675107A1 Encryption processing system, key generation device, encryption device, decryption device, key delegation device, encryption processing method, and encryption processing program |
| 12/18/2013 | CN103460637A Method and server for evaluating probability of observation sequence stored at client with respect to hidden markov model (HMM) stored at server |
| 12/18/2013 | CN102138170B Data conversion device and data conversion method |
| 12/17/2013 | US8612761 Method of executing a cryptographic protocol between two electronic entities |
| 12/11/2013 | CN103444126A Code processing system, key generation device, encoder, decoder, code processing method and code processing program |
| 12/11/2013 | CN103444125A Encryption processing device, encryption processing method, and programme |
| 12/11/2013 | CN103444124A Encryption processing device, encryption processing method, and programme |
| 12/11/2013 | CN102216967B Data conversion device, data conversion method |
| 12/04/2013 | EP2670081A1 Signature processing system, key generation device, signature device, verification device, signature processing method and signature processing program |
| 12/04/2013 | EP2670080A1 Data protection system and method |
| 12/04/2013 | EP2669878A1 Confidential product-sum computation method, confidential product-sum computation system, computation apparatus, and program for same |
| 12/03/2013 | US8601286 Saving and retrieving data based on public key encryption |
| 11/28/2013 | WO2013175599A1 Hash value calculation device, hash value calculation method, and hash value calculation program |
| 11/28/2013 | DE112011104945T5 Informationsverarbeitungsgerät und Informationsverarbeitungsprogramm Information processing apparatus and information processing program |
| 11/27/2013 | EP2667371A1 Substitute calculation system and method, request device, and program |
| 11/27/2013 | EP2667370A1 Secure multiply-accumulate union system, computation device, secure multiply-accumulate union method, and program thereof |
| 11/27/2013 | CN101925942B Verifying device |
| 11/26/2013 | US8595813 IC card for encryption or decryption process and encrypted communication system and encrypted communication method using the same |
| 11/26/2013 | US8595350 User information processing unit, user information processing system, terminal unit, apparatus and method for providing information |
| 11/26/2013 | US8595276 Randomized signal transforms and their applications |
| 11/26/2013 | US8594327 Device, program, and method for transmitting or receiving an image through electronic mail |
| 11/26/2013 | US8594325 Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method |
| 11/26/2013 | CA2495759C Method and system of external data storage |
| 11/21/2013 | WO2013172790A1 Methods for determining a result of applying a function to an input and evaluation devices |
| 11/21/2013 | WO2013172077A1 Content distribution control program, content distribution control device, content distribution device and content distribution system |
| 11/21/2013 | US20130311787 Methods and apparatus for efficient computation of one-way chains in cryptographic applications |
| 11/20/2013 | EP2665052A1 Data processing device and data archiving device |
| 11/20/2013 | CN103403781A Secure multiply-accumulate union system, computation device, secure multiply-accumulate union method, and program thereof |
| 11/19/2013 | US8590056 Trusted infrastructure support systems, methods and techniques for secure electronic commerce electronic transactions and rights management |
| 11/19/2013 | US8590055 Method and apparatus for importing content having plurality of parts |
| 11/19/2013 | US8589701 Saving and retrieving data based on public key encryption |
| 11/19/2013 | US8589676 Communication system and method in public key infrastructure |
| 11/19/2013 | CA2482081C Interoperable credential gathering and access modularity |
| 11/14/2013 | WO2013122511A3 Method for preparing and storing digital certificates |
| 11/14/2013 | US20130305247 Interpreting i/o operation requests from pageable guests without host intervention |
| 11/13/2013 | CN103392197A Substitute calculation system and method, request device, and program |
| 11/07/2013 | US20130297931 Systems and methods for authenticating an electronic message |
| 11/06/2013 | EP2660796A1 Arithmetical device, arithmetical device elliptical scalar multiplication method and elliptical scalar multiplication program, arithmetical device multiplicative operation method and multiplicative operation program, as well as arithmetical device zero determination method and zero determination program |
| 11/06/2013 | CN103384982A Information-processing device and information-processing program |
| 11/06/2013 | CN101978649B Data encryption device |
| 10/31/2013 | WO2013161974A1 Method for distributing and executing application program capable of detecting falsification |
| 10/31/2013 | WO2013161841A1 Device, method and program for format-preserving encryption, and device, method and program for decryption |
| 10/31/2013 | WO2013161586A1 Encrypted database system, client terminal, database server, connecting method, and program |
| 10/31/2013 | WO2013161297A1 Medical information authentication system |
| 10/30/2013 | EP2657925A1 Signature generating device, method of generating signature, and recording medium |
| 10/29/2013 | US8572705 Method and system for ordering, loading and using admission tickets |
| 10/29/2013 | US8572411 Systems and methods for secure transaction management and electronic rights protection |
| 10/29/2013 | US8572386 Secure device, information processing terminal, integrated circuit, terminal application generation apparatus, application authentication method |
| 10/29/2013 | US8571993 Reprogrammable security for controlling piracy and enabling interactive content |
| 10/29/2013 | CA2482243C Securely identifying an executable to a trust-determining entity |
| 10/23/2013 | CN103370900A Information-processing device and information-processing program |
| 10/22/2013 | US8565429 Method and system for veryfying the authenticity of a first communication participants in a communications network |
| 10/22/2013 | US8565426 System and method for copy protection for digital signals |
| 10/16/2013 | EP2651070A1 Code processing device, code processing method, and program |
| 10/16/2013 | CN103354984A Encryption processing system, key generation device, encryption device, decryption device, key delegation device, encryption processing method, and encryption processing program |
| 10/10/2013 | US20130268982 Remote management system for at least one audiovisual information reproduction device |
| 10/09/2013 | CN103348624A Signature processing system, key generation device, signature device, verification device, signature processing method and signature processing program |
| 10/03/2013 | WO2013145796A1 Re-encrypted text verification program, re-encryption device, and re-encryption system |
| 10/03/2013 | WO2013145627A1 Encrypted database system, client terminal, database server, data linking method, and program |
| 10/02/2013 | CN103339665A Method for long-number division or modular reduction |
| 10/01/2013 | CA2502232C Identification document and related methods |
| 09/25/2013 | EP2641241A1 Method for long-number division or modular reduction |
| 09/25/2013 | CN103329185A Confidential product-sum computation method, confidential product-sum computation system, computation apparatus, and program for same |
| 09/25/2013 | CN103329184A Data processing device and data archiving device |
| 09/24/2013 | US8543842 System and methods for secure transaction management and electronics rights protection |
| 09/24/2013 | US8543825 Method and apparatus for input of coded image data |
| 09/24/2013 | US8542952 Contextual information encoded in a formed expression |
| 09/18/2013 | DE202013103445U1 Akkumulator Accumulator |
| 09/18/2013 | CN1734526B Data conversion device and method |
| 09/18/2013 | CN101536062B Encryption device, encryption method |
| 09/17/2013 | US8538887 Content delivery system and content delivery method |
| 09/17/2013 | CA2420795C Transmitting and processing protected content |
| 09/12/2013 | WO2013133158A1 Cipher system, cipher method, and cipher program |
| 09/12/2013 | US20130236009 Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method |
| 09/11/2013 | EP2637349A2 Cryptographic processing apparatus |
| 09/04/2013 | EP2634958A1 Group Signature Scheme |
| 09/04/2013 | EP2634955A1 Information authentication method and information authentication system |
| 09/04/2013 | EP2634760A1 Substitution calculation system, calculation apparatus, capability providing apparatus, substitution calculation method, capability providing method, program, and recording medium |
| 09/04/2013 | CN103282950A Arithmetical device, arithmetical device elliptical scalar multiplication method and elliptical scalar multiplication program, arithmetical device multiplicative operation method and multiplicative operation program, as well as arithmetical device zero determination method and zero determination program |
| 09/03/2013 | US8526915 User equipment, communication equipment, authentication system, authentication method, authentication program and recording medium |
| 09/03/2013 | US8526914 Self-synchronizing authentication and key agreement protocol |
| 08/28/2013 | CN103270546A Signature generating device, method of generating signature, and recording medium |
| 08/27/2013 | CA2683230C Systems and methods for secure transaction management and electronic rights protection |
| 08/22/2013 | US20130219521 Music-content using apparatus capable of managing copying of music content, and program therefor |
| 08/22/2013 | US20130219174 Agile network protocol for secure communications with assured system availability |
| 08/21/2013 | CN101859358B Methods and systems for protecting media content |
| 08/20/2013 | US8516262 Methods and apparatus for efficient computation of one-way chains in cryptographic applications |
| 08/20/2013 | US8515057 Method and device for executing crytographic calculation |