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| Number | Title | Issue Date |
| 8041030 | Techniques for evaluating live payment terminals in a payment system Live payment terminals employing payment system public keys are evaluated. Dedicated test payment cards are internally issued by an operator of the payment system. Presentation of at least one of the cards to at least one of the terminals is facilitated. Testing the... | 10/18/2011 |
| 7970127 | User equipment identification specific scrambling A base station for use in a code division multiple access communication system comprises circuitry configured to process a user equipment identification (UE ID) by ½ rate convolutionally encoding the UE ID to produce a code. The code is used by the base station for... | 06/28/2011 |
| 7817799 | Maintaining encryption key integrity Provided are a method, system, and article of manufacture, wherein a first write only register is maintained in an encryption engine of a cryptographic unit. A second write only register is maintained in a decryption engine of the cryptographic unit. A cryptographic... | 10/19/2010 |
| 7809131 | Adjusting sensor time in a network security system Sensor device times can vary and may be set significantly wrong. In one embodiment, the present invention can adjust a sensor's time by receiving a raw security event from a sensor device, determining whether a timestamp included in the raw security event is within ... | 10/05/2010 |
| 7715551 | Apparatus and method for consistency checking public key cryptography computations A cryptographic system comprising: 1) a first Montgomery-based cryptographic engine that receives a first operand and a second operand and generates a first result and 2) a second Montgomery-based cryptographic engine that receives a first reduced operand derived fr... | 05/11/2010 |
| 7672452 | Secure scan According to the invention, a circuit that is capable of automated scan testing is disclosed. Included in the circuit are a cryptographic engine, a digital circuit, an input pin, and an output pin. The cryptographic engine capable of performing at least one of encry... | 03/02/2010 |
| 7660412 | Generation of debug information for debugging a network security appliance Debugging of a network security appliance is facilitated by allowing for generation of debug information in a user-friendly manner. In one embodiment, the network security appliance automatically detects a presence of a file in a removable non-volatile memory and, i... | 02/09/2010 |
| 7602903 | Cryptography correctness detection methods and apparatuses Methods and apparatuses are provided that can inform certain processes and/or even the user about the relative strength/weakness of cryptography services being used. In certain methods, for example, at least one cryptography service parameter threshold is establishe... | 10/13/2009 |
| 7539304 | Integrated circuit having self test capability using message digest and method for testing integrated circuit having message digest generation circuitry An integrated circuit that includes operational circuitry and message digest generation circuitry coupled to the operational circuitry, a method for testing an integrated circuit including message digest generation circuitry, and a system including an integrated cir... | 05/26/2009 |
| 7450716 | Device and method for encrypting data For a secure encryption of original data the original data are first of all encrypted using an encryption key or an encryption algorithm. The thus obtained data are then again decrypted using a decryption algorithm and a decryption key in order to obtain decrypted d... | 11/11/2008 |
| 7412053 | Cryptographic device with stored key data and method for using stored key data to perform an authentication exchange or self test In preferred embodiments, a cryptographic device in which two key sets are stored: a normal key set (typically unique to the device) and a test key set (typically used by each of a relatively large number of devices). The device uses the normal key set in a normal o... | 08/12/2008 |
| 7382884 | Key management for content protection A method for content access control operative to enable authorized devices to access protected content and to prevent unauthorized devices from accessing protected content, the method comprising: providing a plurality of authorized devices; dividing the plurality of... | 06/03/2008 |
| 7363276 | Broadcast receiving method and apparatus and information distributing method and apparatus A broadcast receiving method comprises storing first control information in a storage device, the first control information containing information unique to a receiver and required for the receiver to select broadcasted and encrypted contents information, and receiv... | 04/22/2008 |
| 7359508 | Method of securely implementing a cryptography algorithm of the RSA type, and a corresponding component A method for the secure application of a cryptographic algorithm of the RSA type in an electronic component obtains the value of a public exponent e from a given set of probable values, without a priori knowledge of that value. Having determined the value for the pu... | 04/15/2008 |
| 7353377 | Remotely providing basic input/output system to a client system In one embodiment, the present invention includes a method of initializing a system without a basic input/output system (BIOS) to vector to a memory dedicated to a network controller, requesting the BIOS from a remote source using code stored in the memory, and stor... | 04/01/2008 |
| 7349116 | Design-to-ship enabled shipping device in a commercial printing environment and managing workflow for use with same A design-to-ship enabled shipping device in a commercial printing environment and method for managing workflow for use with the same. The present invention provides a method, program product and system for managing workflow in a commercial printing environment inclu... | 03/25/2008 |
| 7349540 | Generation of user equipment identification specific scrambling code for high speed shared control channel A user equipment is used in a code division multiple access communication system. The user equipment comprises circuitry configured to process a user equipment identification (UE ID) by ½ rate convolutionally encoding the UE ID to produce a code. The code is used b... | 03/25/2008 |
| 7340605 | System and method for secure download of waveforms to signal generators A system and method is disclosed for storing waveforms on a computer, while ensuring that the waveforms are only used on a signal generator fitted with the correct licensing keys. The system includes one or more signal generation applications for calculating one or ... | 03/04/2008 |
| 7337357 | Apparatus, system, and method for limiting failures in redundant signals An apparatus, system, and method are disclosed for limiting failures in redundant signals. A coordination module generates a power status signal for each of a plurality of power modules. An input module receives a source signal. A signal generation module generates ... | 02/26/2008 |
| 7328339 | Method of testing the encryption function of a device A packet data string is provided to a device under test (DUT), which preprocesses the packet data string, based on static inputs, to provide packet segment data strings, which are placed in a queue in a memory structure. Separate therefrom, a packet segment data str... | 02/05/2008 |
| 7320104 | Text grid creation tools Methods and apparatus, including computer program products, implementing and using techniques for controlling typesetting and layout editing (2a). Data being typeset or laid out are displayed on a display (3). A first menu (20) having a u... | 01/15/2008 |
| 7313703 | Method for protecting a microcomputer system against manipulation of data stored in a storage assembly A method of protecting a microcomputer system against manipulation of data stored in a storage assembly of the microcomputer system, in particular a control program stored there. Checking mechanisms are executed at preselectable points in times to check for manipula... | 12/25/2007 |
| 7305107 | Method for measuring and quantizing document quality Text, images, and/or graphics of electronic documents should be organized and laid out in a two-dimensional format for presentation to the viewer. The best such layout depends upon the content present, the creator's intent, the output device, and the viewer's intere... | 12/04/2007 |
| 7305117 | Methods and tangible objects employing machine readable data The present invention relates generally to steganography. In one implementation we provide a method comprising: receiving optical scan data representing at least a portion of a physical object. The physical object includes information steganographically hidden there... | 12/04/2007 |
| 7302704 | Excising compromised routers from an ad-hoc network A method of operating a network (120) is provided in a communications system for communications among a plurality of routers in the network. The network receives verifiable information identifying at least one compromised router (D). The method includes a ste... | 11/27/2007 |
| 7302698 | Operation of trusted state in computing platform A computing entity comprises a trusted monitoring component having a first processing means and a first memory means, the trusted monitoring component being a self-contained autonomous data processing unit, and a computer platform having a main processing means and ... | 11/27/2007 |
| 7302705 | Method and apparatus for tracing a denial-of-service attack back to its source A backtracking method, program and unit that involves a traceback computer program for tracking a denial-of-service attack on a victim machine, v, back toward the source of the denial-of service attack. The traceback program determines a set of routers that are upst... | 11/27/2007 |
| 7290144 | Access-control method for software modules and programmable electronic device therefor A programmable electronic device (10) stores a number of cipher-text software modules (14) to which access is granted after evaluating a user's token (55, 80, 82), a software-restriction class (58) for a requested software module (14 | 10/30/2007 |
| 7284133 | Information processing unit An information processing unit and methods therefore which render it more difficult to infer information being processed within an information processing unit by observing the unit's current consumption or electromagnetic radiation. Specifically, the information pro... | 10/16/2007 |
| 7283648 | Method for measuring and quantizing document quality Text, images, and/or graphics of electronic documents should be organized and laid out in a two-dimensional format for presentation to the viewer. The best such layout depends upon the content present, the creator's intent, the output device, and the viewer's intere... | 10/16/2007 |
| 7284237 | Testing flow control at test assertion level Techniques for test flow control include providing a test hierarchy, the test hierarchy includes a collection of test methods, each test method calling test assertion methods for checking the correctness of production code, and each test assertion call defines the t... | 10/16/2007 |
| 7284190 | Automatically generated compatibility reports The compatibility report is prepared by scanning a document that is currently open within an application to identify compatibility issues that may arise if the document is subsequently accessed using a different computing platform or a different version of the progr... | 10/16/2007 |
| 7280657 | Data encryption and decryption system and method using merged ciphers A system and method for implementing the Triple Data Encryption Algorithm (TDEA) for the Data Encryption Standard (DES) using merger ciphers is provided which may be configured to operate in the chain block cipher (CBC) mode. Data blocks are enciphered using less co... | 10/09/2007 |
| 7280675 | Method for measuring and quantizing document quality Text, images, and/or graphics of electronic documents should be organized and laid out in a two-dimensional format for presentation to the viewer. The best such layout depends upon the content present, the creator's intent, the output device, and the viewer's intere... | 10/09/2007 |
| 7277543 | Cryptographic combiner using two sequential non-associative operations A stream cipher cryptosystem includes a keystream generator receiving a key and providing a keystream. A cryptographic combiner combines a first binary data sequence and the keystream with two non-associative operations to provide a second binary data sequence. In e... | 10/02/2007 |
| 7277560 | Method for measuring and quantizing document quality Text, images, and/or graphics of electronic documents should be organized and laid out in a two-dimensional format for presentation to the viewer. The best such layout depends upon the content present, the creator's intent, the output device, and the viewer's intere... | 10/02/2007 |
| 7278016 | Encryption/decryption of stored data using non-accessible, unique encryption key Encryption and decryption of data stored from a computing system to a storage medium is disclosed wherein the processing employs a non-accessible encryption key that is unique to the computing system. The unique encryption key can be embedded in non-removable hardwa... | 10/02/2007 |
| 7278029 | Program writable IC card and method thereof An IC card and a method thereof for adding or changing a program for a memory for writing without adversely affecting the function of the IC card and by keeping the security of a program to be written later by restricting writing by a write control program having a ... | 10/02/2007 |
| 7269276 | Method for measuring and quantizing document quality Text, images, and/or graphics of electronic documents should be organized and laid out in a two-dimensional format for presentation to the viewer. The best such layout depends upon the content present, the creator's intent, the output device, and the viewer's intere... | 09/11/2007 |
| 7269260 | Communication system, wireless communication apparatus, and communication method In a communication system, a first wireless communication apparatuses belonging to a communication group receives a connection request frame including a notifying security level from a second communication apparatus outside of the communication group. The first comm... | 09/11/2007 |
