| 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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| 07/18/2012 | CN101853353B Application executing device and method |
| 07/18/2012 | CN101505299B Content transmission apparatus and content reception apparatus |
| 07/18/2012 | CN101241735B Method for replaying encrypted video and audio content |
| 07/18/2012 | CN101114908B Authentication of data transmitted in a digital transmission system |
| 07/18/2012 | CN101061526B Encryption computing device |
| 07/17/2012 | US8224913 System and method for verifying delivery and integrity of electronic messages |
| 07/17/2012 | US8220835 Document including data suitable for identification and verification |
| 07/11/2012 | EP1161806B1 Key management for telephone calls to protect signaling and call packets between cta's |
| 07/11/2012 | CN1652163B Apparatus and method for performing transparent output feedback mode cryptographic functions |
| 07/11/2012 | CN102577225A Quantum repeater and system and method for creating extended entanglements |
| 07/11/2012 | CN102576435A Handy terminal and payment method used for the handy terminal |
| 07/10/2012 | US8219813 System and method for protecting a peripheral device against hot plug attacks |
| 07/10/2012 | US8218762 Encrypting apparatus for common key cipher |
| 07/10/2012 | US8218188 Electronic document storage apparatus, electronic document storage and reference system, electronic document transfer method, and computer readable medium for storing an electronic document |
| 07/05/2012 | WO2012090448A1 Terminal device |
| 07/05/2012 | WO2012090289A1 Encryption processing device and method |
| 07/05/2012 | WO2012090288A1 Cryptographic processing device, method of cryptographic processing and program |
| 07/05/2012 | WO2012090284A1 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 |
| 07/05/2012 | US20120173435 Handy terminal and payment method to be used in same |
| 07/04/2012 | EP2472495A2 Method for securing execution of a cryptographic calculation against electromagnetical attcks (EMA) |
| 07/04/2012 | EP0858701B1 Cryptographic methods for demonstrating satisfiable formulas from propositional logic |
| 07/04/2012 | CN1897526B Authentication of data transmitted in a digital transmission system |
| 07/04/2012 | CN102542908A Password verification method and device based on vibration |
| 07/03/2012 | US8214643 Service verifying system, authentication requesting terminal, service utilizing terminal, and service providing method |
| 07/03/2012 | US8214639 Application executing device, managing method, and program |
| 07/03/2012 | US8214637 Public key certificate issuing system, public key certificate issuing method, digital certification apparatus, and program storage medium |
| 07/03/2012 | US8213768 Packet transmitting apparatus |
| 07/03/2012 | US8213604 Signcryption scheme based on elliptic curve cryptography |
| 06/28/2012 | WO2012086076A1 Signature generating device, method of generating signature, and recording medium |
| 06/28/2012 | US20120167230 Digital rights management of content when content is a future live event |
| 06/27/2012 | CN101313327B Method and apparatus for establishing usage rights for digital content to be created in the future |
| 06/26/2012 | US8209534 Contents transmitter apparatus, contents receiver apparatus and contents transmitting method |
| 06/26/2012 | US8209369 Signal processing apparatus and method for performing modular multiplication in an electronic device, and smart card using the same |
| 06/21/2012 | WO2012081450A1 Encoded database management system, client and server, natural joining method and program |
| 06/20/2012 | EP2466783A1 Secure RSA implementation |
| 06/19/2012 | US8205075 Authentication device and method |
| 06/19/2012 | CA2486690C Association of security parameters for a collection of related streaming protocols |
| 06/14/2012 | WO2012077419A1 Code processing device, code processing method, and program |
| 06/13/2012 | EP2464051A1 Function cipher application system |
| 06/07/2012 | US20120140929 Integrated circuits secure from invasion and methods of manufacturing the same |
| 06/05/2012 | US8196139 Interpreting I/O operation requests from pageable guests without host intervention |
| 06/05/2012 | US8195948 Hybrid signature scheme |
| 05/31/2012 | WO2012070478A1 Encryption processing device |
| 05/30/2012 | EP1358732B2 Secure encryption method and component using same |
| 05/30/2012 | CN102484586A 函数密码应用系统及方法 Function code application system and method |
| 05/30/2012 | CN101526982B Data processing method and the device thereof |
| 05/29/2012 | US8190912 Program development method, program development supporting system, and program installation method |
| 05/29/2012 | US8190891 Receiver, transmitter and communication control program |
| 05/29/2012 | US8190528 Trusted infrastructure support systems, methods and techniques for secure electronic commerce, electronic transactions, and rights management |
| 05/29/2012 | US8189569 Apparatus and method for realizing user switching between IP network and PSTN network |
| 05/24/2012 | WO2012067052A1 Encryption processing device and encryption processing method |
| 05/24/2012 | WO2012066697A1 Programmable logic device |
| 05/24/2012 | WO2012065730A1 Method for long-number division or modular reduction |
| 05/24/2012 | US20120131348 Method for signing documents using a pc and a personal terminal device |
| 05/23/2012 | EP2456119A1 Anonymous authentication signature system, user device, verification device, signature method, verification method, and program therefor |
| 05/23/2012 | DE202012003847U1 PIN-Code-Trainer PIN code trainer |
| 05/23/2012 | CN1971745B Information processing apparatus and method |
| 05/23/2012 | CN1694454B Communication method and system between a terminal and at least a communication device |
| 05/22/2012 | US8185473 Trusted infrastructure support systems, methods and techniques for secure electronic commerce, electronic transactions, commerce process control and automation, distributed computing, and rights management |
| 05/22/2012 | US8184311 Image processing system |
| 05/15/2012 | US8181026 Method and apparatus for input of coded image data |
| 05/15/2012 | US8180821 Method and apparatus for performing computations using residue arithmetic |
| 05/15/2012 | US8180049 Signature schemes using bilinear mappings |
| 05/09/2012 | EP1499940B1 Efficient browser-based identity management providing personal control and anonymity |
| 05/09/2012 | CN101789065B Application executing device, managing method, and program |
| 05/03/2012 | WO2012057134A1 Substitution calculation system, calculation apparatus, capability providing apparatus, substitution calculation method, capability providing method, program, and recording medium |
| 05/03/2012 | WO2012056608A1 Signature processing device |
| 05/03/2012 | WO2012056582A1 Information authentication method and information authentication system |
| 05/02/2012 | EP2446580A1 Apparatus and method for forming a signature |
| 05/01/2012 | US8171558 Inter-program authentication using dynamically-generated public/private key pairs |
| 05/01/2012 | US8171291 Method for checking the integrity of data, system and mobile terminal |
| 05/01/2012 | US8170955 System and method for enforcing usage rights associated with digital content |
| 05/01/2012 | US8170206 Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method |
| 04/25/2012 | CN1531245B Server, terminal controller and terminal weight determiner |
| 04/25/2012 | CN101883243B Partial encryption and PID mapping |
| 04/25/2012 | CN101739889B Cryptographic processing apparatus |
| 04/24/2012 | US8166523 Authentication processing system, authentication processing method, authentication device, and computer program |
| 04/24/2012 | CA2467428C Encrypting a pseudo-noise (pn) sequence before spreading a communication signal |
| 04/19/2012 | US20120096275 Systems and methods for authenticating an electronic message |
| 04/18/2012 | EP2442492A1 System and method for distributed management of shared computers |
| 04/18/2012 | EP1518172B1 Testing probable prime numbers for cryptographic applications |
| 04/18/2012 | CN1518336B Electronic camera |
| 04/18/2012 | CN102422592A 无线通信设备和无线通信方法 The wireless communication apparatus and wireless communication method |
| 04/18/2012 | CN101655779B 真随机数发生器 True Random Number Generator |
| 04/18/2012 | CN101512619B Encryption device, and encryption method |
| 04/17/2012 | US8161533 Just-in-time authentication of users of a digital home network |
| 04/12/2012 | WO2012046805A1 Rational point information compression device, rational point information compression method, and rational point information compression program |
| 04/12/2012 | WO2012046692A1 Secret distribution system, secret distribution device, secret distribution method, secret sorting method, secret distribution program |
| 04/12/2012 | US20120090018 Digital rights management of content when content is a future live event |
| 04/11/2012 | CN102415047A 密码处理系统 Cryptographic processing system |
| 04/11/2012 | CN101329869B 适用矢量量化的语音编码的声源加密的系统和方法 Systems and methods applicable to vector quantization coding speech sound source encrypted |
| 04/10/2012 | US8156337 Systems and methods for authenticating communications in a network medium |
| 04/10/2012 | CA2235359C Implicit certificate scheme with ca chaining |
| 04/05/2012 | WO2012043056A1 Encrypted database system, client terminal, encrypted database server, natural joining method, and program |
| 04/05/2012 | WO2012043012A1 Encrypted database system, client terminal, encrypted database server, natural joining method, and program |
| 04/04/2012 | EP2437427A1 Signature device, signature verification device, anonymous authentication system, signing method, signature authentication method, and programs therefor |
| 04/04/2012 | CN102405469A Pairing arithmetic device, pairing arithmetic method and recording medium having pairing arithmetic program recorded thereon |
| 04/03/2012 | US8151329 Secure handling of stored-value data objects |
| 04/03/2012 | US8150033 Optical security system using fourier plane encoding |
| 03/28/2012 | CN1567993B Copy prevention method and apparatus |