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7620821 Processor including general-purpose and cryptographic functionality in which cryptographic operations are visible to user-specified software  
A processor including general-purpose and cryptographic functionality, in which cryptographic operations are visible to user-specified software. According to one embodiment, a processor may include...
7620820 Content data processing method, recording device, and reproduction device  
The present invention provides a data processing method for encrypting or decrypting contents data using contents key data. The method comprises generating the reference information including data...
7620811 Server device and program management system  
A server apparatus includes a CPU, a RAM, a cipher processing unit for carrying out encryption and decryption, a communication processing unit for carrying out communication with an information...
7617537 Communication system and its method and communication apparatus and its method  
This invention relates to a communication system including a first apparatus having a first storage medium, and a second apparatus for transmitting data to the first apparatus, the second apparatus...
7617402 Copyright protection system, encryption device, decryption device and recording medium  
A copyright protection system comprises an encryption device and a decryption device. Cryptographic communication is performed between the encryption device and the decryption device using a...
7617124 Apparatus and method for secure downloading of files  
A download processor for secure downloading of a digital product file when ordered by a user. The order includes a file identifier related to the file and an order identifier related to the order....
7613931 Copy protection method and system for programmable gate array  
The present invention relates to a programmable-gate-array copy protection method and a system which prevent unauthorized copying of an FPGA program. A copy protection method for a...
7613917 Method and system for mass distribution of geographic data for navigation systems  
A system and method for mass distribution of data products, such as geographic databases. An authorization server maintains a first portion of each of several data products, and each of several...
7613302 Systems and methods for compression of key sets having multiple keys  
Systems, methods and modulated data signals are described herein that provide an efficient way to derive a single key from which a user can extract virtually any number of data encryption keys. A...
7610493 System and methods for adapting to attacks on cryptographic processes on multiprocessor systems with shared cache  
Embodiments of system and method for adapting to attacks of cryptographic processes on multiprocessor systems with shared cache are generally described herein. Other embodiments may be described...
7609944 Copy protection of optical discs  
To copy protect an optical disc, such as a DVD, program chains additional to the main program chain are provided. These program chains may lead to the genuine data but in an incomplete or incorrect...
7609835 Digital media cartridge system and method  
A digital media cartridge contains both a controller and memory where the memory stores a digital representation of video and sound in compressed, encrypted form. The controller reads the digital...
7607177 Secure compact flash  
An embodiment of the present invention includes a nonvolatile memory card including a controller and nonvolatile memory coupled to the controller, the controller causing communication between the...
7607027 System and method for lost data destruction of electronic data stored on a portable electronic device using a security interval  
A data security system and method protects stored data from unauthorized access. According to one aspect of the invention, a client computing device communicates periodically with a server. If...
7607026 Standalone memory device and system and method using such device  
A standalone memory device is provided that when in a first state allows data to be written to the device from a data source but prevents a normal user from useably accessing that data. When in a...
7607025 Methods of intrusion detection and prevention in secure programmable logic devices  
Methods of securing a programmable logic device (PLD) when an intrusion attempt is detected, e.g., methods of erasing sensitive data from the PLD or disabling configuration of the PLD in response...
7607024 Record carrier comprising encryption indication information  
A record carrier, recording device, read-out device and method is provided which provides a flexible security level to protect user data during transmission over a communication bus, also when the...
7603569 Information providing system and a method for providing information  
A system and method are provided which are necessary for exchanging information among a sales agent a 1 , user a 2 and manufacturer A, for preparing a parts check list on an on-line basis, and for...
7603568 Method and apparatus for self-validating checksums in a file system  
A method for storing a data block, involving storing the data block in a storage pool, obtaining a data block location, calculating a data block checksum for the data block, and storing a first...
7603565 Apparatus and method for authenticating access to a network resource  
A device for providing access to a remote site is disclosed. Access to the device is gained through an authentication process during which a user password and biometrics are provided to the device....
7603561 Methods and apparatus for input of coded image data  
An image input device which includes a means for inputting image data, a memory for storing a secret information and an operator for carrying out an operation by using the image data and the secret...
7600261 Security attributes in trusted computing systems  
A system comprising a trusted computing platform including one or more logically protected computing environments, each of which is associated with at least one service or process supported by said...
7600134 Theft deterrence using trusted platform module authorization  
A method for theft deterrence of a computer system is disclosed. The computer system includes a trusted platform module (TPM) and storage medium. The method comprises providing a binding key in the...
7600133 Backing up at least one encrypted computer file  
The present invention provides a method and system of backing up at least one encrypted computer file encrypted by an encryption filter driver running on an operating system of a computer system...
7599492 Fast cryptographic key recovery system and method  
A system, method and computer program product for recovering a key used to produce a ciphertext document from a plaintext document, including, in the ciphertext document encrypted using an N-bit...
7596704 Partition and recovery of a verifiable digital secret  
Techniques and systems for protecting verifiable digital secrets such as encryption keys and identification codes based on partition and recovery processes are described. Implementations of the...
7596703 Hidden data backup and retrieval for a secure device  
An agent computer system, acting on behalf of the user, provides the personal information to various wide area network sites for conducting online transactions. A user has a secure device with a...
7596702 Network storage devices  
A storage box includes bulk non-volatile memory storage locations, an input/output unit for connection to a network, and a controller for controlling reading and writing of data from and to the...
7596698 Semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and computer-readable recording medium  
An audio stream is divided into a plurality of audio object (AOB) files that are recorded having each been encrypted using a different encryption key. At least one piece of track management...
7594265 System for preventing unauthorized access to sensitive data and a method thereof  
A method and system for prevention of unauthorized access to multimedia data are disclosed herein. A tamper-resistant system having a software driver, a peripheral device, and a system memory is...
7594124 Cross validation of data using multiple subsystems  
A method and apparatus for cross validation of data using multiple subsystems are described. According to one embodiment of the invention, a computer comprises a first subsystem and a second...
7594123 Data recording apparatus and method and data reproducing apparatus and method  
A recording method for a recording medium, wherein an encrypting process is executed to inputted contents data by using either key data, which becomes key data only for use of the recording medium...
7594119 System for managing time rights linked to a digital content  
A system for detecting the time exceeding conditions of at least one application being executed by a processor, including: an element for storing time conditions, the conditions being sorted by...
7594108 Operator root certificates  
When an application is loaded into a device ( 100, 200 ), the device verifies that the application originates from a trusted operator. The verification implies that the application must, in a...
7593542 Image processing apparatus, image processing method, and computer product  
An image processing apparatus includes an extracting unit to extract watermark data from image data of an image; a generating unit to generate a watermark image based on the watermark data; and a...
7593532 Management of the retention and/or discarding of stored data  
Embodiments of methods, devices and/or systems for a method of managing the retention and/or discarding of stored data are described.
7590868 Method and apparatus for managing encrypted data on a computer readable medium  
A method and apparatus for managing encrypted data on a computer readable medium wherein an encryption key is determined for a received quantum of data. The quantum of data is encrypted according...
7590867 Method and apparatus for providing secure virtualization of a trusted platform module  
A method and a related apparatus provide a virtual trusted platform module (TPM). In an example embodiment, a virtual TPM service creates a virtual TPM for use in a processing system that contains...
7590866 Super-distribution of protected digital content  
Super distribution of protected digital content is disclosed. According to one embodiment of the invention previously purchased encrypted digital content is received from a purchaser of the digital...
7590865 Method and apparatus for restriction use of storage medium using user key  
A method and apparatus for restricting the use of a disc are provided. In this method, first, lead-in data is read out from a loaded disc. Then, a user key is read out from a lead-in area of the...
7590863 Methods of providing java tamperproofing  
A method of protecting Java bytecode is provided that includes the steps of encrypting at least one Java class file to produce at least one encrypted Java class file ( 414 a ) which is archived in...
7587617 Data repository and method for promoting network storage of data  
In general, the invention features methods by which more-than one client program connected to a network stores the same data item on a storage device of a data repository connected to the network....
7587599 System and method for providing services  
A system for providing secure services to a user via a communications network comprises an applications device including a data processor operable to provide a user service in accordance with an...
7587595 Method and apparatus for providing software-based security coprocessors  
A virtual security coprocessor framework supports creation of at least one device model to emulate a predetermined cryptographic coprocessor. In one embodiment, the virtual security coprocessor...
7587503 Content reproduction apparatus, and content reproduction method  
A content reproduction apparatus including reproduction unit configured to reproduce content data item stored in recording medium storing first server identifier and content data item including...
7584501 System and method for authorizing use of a connection device coupled to a processing system  
Embodiments of a device authorization system authorize a connection device to be communicatively coupled to a processing system. One embodiment comprises a communication system interface configured...
7584365 Storage system  
A storage system encrypts a plain text received from an external device and stores the cryptogram into a disk unit and, thereafter, decrypts the stored data in the disk unit and transmits the...
7584356 Broadcast receiving apparatus  
A broadcast receiving apparatus ( 2100 ) performs descrambling implicitly during the access of scrambled information within a broadcast signal by a program. The broadcast receiving apparatus ( 2100...
7584355 Authentication service schemes  
Improved authentication service schemes are described. A first technique enables application specific authentication services even if container-wide authentication services are made available. A...
7581256 Process verification  
A disclosed gaming machine provides methods and apparatus of verifying the authenticity of gaming software stored in and executed from RAM on the gaming machine. When presenting a game on the...