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| Number | Title | Issue Date |
| 7287162 | System and method for platform activation A platform discrimination indication register is stored in a wireless network card. This register holds a platform discrimination indication that indicates whether the wireless network card can be used to transfer data with notebook computers or whether the wireless... | 10/23/2007 |
| 7284121 | System and method for transmitting reduced information from a certificate to perform encryption operations A certificate-based encryption mechanism in which a source client does not access the entire certificate corresponding to a destination client when encrypting an electronic message to be sent to the destination client. Instead, the source client only requests a port... | 10/16/2007 |
| 7284127 | Secure communications A method of providing secure communications between a first and a second communications unit comprising a key exchange between the communications units resulting in a shared secret key, the key exchange including a user interaction. The method includes the steps of ... | 10/16/2007 |
| 7281010 | Trusted computing platform with dual key trees to support multiple public/private key systems The present invention addresses the foregoing need by creating two identically structured storage trees with a single storage root key. As envisioned in the current art (e.g., the TCPA specification), all migratable keys will be stored in a migratable storage tree. ... | 10/09/2007 |
| 7281273 | Protecting content on medium from unfettered distribution Digital content is encrypted according to a content key (CK) to form (CK(content)) and such (CK(content)), a license generator, a start-up file, and license-generating information are placed on a digital storage medium. The license generator is for generating a digi... | 10/09/2007 |
| 7281128 | One pass security A system and method for secure network communication. In various embodiments of the present invention, data needed for authentication an encryption is included in each communication pass between network devices, so that when a network connection is broken, a secure ... | 10/09/2007 |
| 7281132 | Using token-based signing to install unsigned binaries The present invention provides for token based signing of an unsigned binary which may be a stream of bits (e.g., 0's and 1's). The unsigned binary is signed using a secret key which resides in a token (e.g., a smart card), which makes the secret key available to th... | 10/09/2007 |
| 7280663 | Encryption system based on crossed inverse quasigroups Encryption is carried out based on a non field, non group algebraic structure. Preferably the algebraic structure is at least one of non-associative or non-commutative. An embodiment is described in which the algebraic structure is a crossed inverse quasigroup. A cr... | 10/09/2007 |
| 7277549 | System for implementing business processes using key server events A key server (320) based communication system (310) wherewith communicating parties, originators (312) and recipients (314), exchange encrypted communications (324). An originator requests or provides a key (330) to the key ... | 10/02/2007 |
| 7277871 | Digital watermark system A digital watermark embedding apparatus generates an echo signal, which is delayed a time period corresponding to digital watermark information to be embedded with respect to each tone signal that forms an original audio signal, and inserts the generated echo signal... | 10/02/2007 |
| 7277941 | System and method for providing encryption in a storage network by storing a secured encryption key with encrypted archive data in an archive storage device In accordance with embodiments of the invention, a method is provided for performing a storage operation in a pipeline storage system in which one or more data streams containing data to be stored are written into data chunks. The method includes generating an encry... | 10/02/2007 |
| 7275260 | Enhanced privacy protection in identification in a data communications network A method for enhanced privacy protection in identification in a data communications network includes enrolling for a service on the data communications network, receiving a randomized identifier (ID) in response to the enrolling, storing the randomized ID and using ... | 09/25/2007 |
| 7275155 | Chain of trust processing A technique for automatically obtaining a second certificate for a user using a first certificate includes accessing a server platform using a user's server and the first certificate of the user to create a connection that authenticates both the user's server identi... | 09/25/2007 |
| 7274115 | Method and apparatus for powering electronic circuits A method and apparatus for powering an electronic circuit use comparators of supply voltages and voltage regulators to facilitate powering the electronic circuit utilizing more than one supply voltage. In one embodiment, power supplies of step-up power units are con... | 09/25/2007 |
| 7274791 | Quantum cryptographic system and method for achieving unambiguous state discrimination measurement of coherent light states A quantum cryptographic receiver, a method of achieving unambiguous state discrimination measurement of a coherent light state and a quantum cryptographic system incorporating the quantum cryptographic receiver or the method. In one embodiment, the quantum cryptogra... | 09/25/2007 |
| 7274950 | Method, apparatus and article to remotely associate wireless communications devices with subscriber identities and/or proxy wireless communications devices Apparatus and methods provide remote access to subscriber identity information and subscriber configuration information stored on one or more subscriber identity modules (SIMs), to allow remote configuration of wireless communications devices. A SIM server provides ... | 09/25/2007 |
| 7273181 | Device and method for authenticating and securing transactions using RF communication A system is provided for authenticating and securing product transactions. An integrated circuit is attached to a target, such as an optical disc or electronic device. The integrated circuit has an RF transceiver that is capable of establishing communication with an... | 09/25/2007 |
| 7270193 | Method and system for distributing programs using tamper resistant processor A scheme for distributing executable programs through a network from a program distribution device to a client device having a tamper resistant processor which is provided with a unique secret key and a unique public key corresponding to the unique secret key in adv... | 09/18/2007 |
| 7272230 | Encryption system and control method thereof To provide a cryptographic system capable of flexibly changing decryption authorization and preventing the action of a third person impersonating a user having the decryption authorization to improperly utilize the system. When an enciphered file is accepted ... | 09/18/2007 |
| 7272717 | System of authentication, apparatus, program and method Each embodiment of this invention implements step-by-step and empirical authentication of devices upon digital authentication among a plurality of devices. Each of a plurality of authentication devices of each embodiment can unidirectionally generate a hash value of... | 09/18/2007 |
| 7272722 | Method for industrially changing the passwords of AIX/UNIX users A method for industrially changing the passwords of users in an AIX/UNIX system including a plurality of stations. A system being managed by a system administrator located at one of the stations is able to change the passwords of at least a set of users. The method ... | 09/18/2007 |
| 7272856 | Decryption device A decryption device includes: an internal-key storage section for storing an internal-key; a content-key storage section for storing a content-key; a determination section for determining whether or not a value of the content-key storage section in its initial state... | 09/18/2007 |
| 7272630 | Locating potentially identical objects across multiple computers based on stochastic partitioning of workload Potentially identical objects (e.g., files) are located across multiple computers based on stochastic partitioning of workload. For each of a plurality of objects stored on a plurality of computers in a network, a portion of object information corresponding to the o... | 09/18/2007 |
| 7272245 | Method of biometric authentication The present invention is a method of biometric authentication. The first step is taking a series of measurements of the biometric. The second step is averaging those measurements to create a valid iris model. The third step is generating a random number. The fourth ... | 09/18/2007 |
| 7272229 | Digital work protection system, key management apparatus, and user apparatus In a system composed of a recording apparatus that records digitized content such as a movie, or a reproduction apparatus that reproduces the digitized content, and a recording medium, a media key for use in recording or reproduction is encrypted by a plurality of d... | 09/18/2007 |
| 7272231 | Encrypting data for access by multiple users A method for protecting data for access by a plurality of users. A server encrypts data using a master key and a symmetric encryption algorithm. For each authorized user, a key encryption key (KEK) is derived from a passphrase, and the master key is encrypted using ... | 09/18/2007 |
| 7269257 | System and method for processing information using encryption key block An information processing system and method using an encryption key block sets sub-trees classified based on data processing ability of the devices (capability) in a key tree in which respective keys are corresponded to a root, nodes and leaves of a tree in which a ... | 09/11/2007 |
| 7269259 | Methods and apparatus for authenticating data as originating from a storage and processing device and for securing software and data stored on the storage and processing device Techniques are described for using unique features of a storage medium for authentication of data as originating from the storage medium, and also for installing software and data to a storage medium in a way which inhibits unauthorized copying of the software and d... | 09/11/2007 |
| 7269728 | Apparatus and method for distributing management keys in a multicast domain A method and apparatus for distributing keys in a multicast domain is provided. In a secure multicast domain, a request to join a multicast group for a time period occurs. A key distributor which controls access to the multicast data group determines if the request ... | 09/11/2007 |
| 7268906 | Systems and methods for authenticating and verifying documents Xerox Docket No. D/A0037Q Document authentication is accomplished by acquiring document image data, generating a set of features of the document, and generating an assist channel that includes information on how to generate the set of features. The set of features a... | 09/11/2007 |
| 7269736 | Distributed cryptographic methods and arrangements First and second computing devices are selectively operatively coupled together. The first device provides data to the second device. The second device can be a portable computing device. The second device is configured to encrypt/decrypt the data, as needed by the ... | 09/11/2007 |
| 7269738 | High throughput and flexible device to secure data communication The present invention provides a device for securing data communication, said device being part of a system and comprising a dynamically reconfigurable logic array comprising separate blocks for algorithms needed for carrying out an application by the use of said de... | 09/11/2007 |
| 7266201 | Non-disruptive authentication administration A configurable timer may be used for seamless authentication administration. A network administrator may set the timer value. Then the network administrator may begin to update the authentication configuration or key and the timer may begin to count down. While the ... | 09/04/2007 |
| 7266685 | Time certification in a wireless communications network The time reference of a user terminal that is derived from an unauthenticated access point can be certified by a trusted entity according to the present invention. In one embodiment, the present invention includes a user terminal obtaining a time reference from an a... | 09/04/2007 |
| 7266687 | Method and apparatus for storing and distributing encryption keys A method of key distribution includes generating, by a first system device (101), key material and forwarding the key material from the first system device (101) to a second system device (107). It is determined whether a mobile station (401 | 09/04/2007 |
| 7266691 | Contents providing system After a reproduction program is installed on a PC, a key for CD ripping is furnished e.g., from an FD. With the key for CD ripping, the music contents in a CD can be copied to a PC, however, it is not possible to download music contents from an EMD server for copyin... | 09/04/2007 |
| 7266200 | Method and apparatus for encryption of data A method and apparatus for encryption of data are provided, in which the data is made up of a series of data items (600). The data items (600) maybe bytes of data or blocks of data. The method includes providing a plurality of encryption algorithms ( | 09/04/2007 |
| RE39802 | Storage medium for preventing an irregular use by a third party A storage medium stores encrypted electronic data, a medium personal number which is unique for each storage medium and encrypted permission information. At least the medium personal number is written onto the storage medium in an un-rewritable form which a user com... | 08/28/2007 |
| 7263191 | Method and apparatus for encrypting data A method for encrypting data comprising dividing a first data set into a second data set and a third data set; deriving a first value using the second data set as an input into a polynomial equation; deriving a second value using the third data set as an input into ... | 08/28/2007 |
| 7263192 | Establishing an encrypted session A method of establishing an encrypted session. An identifier is sent from a first node to a second node via a first connection. Either an encryption algorithm or an identifier of the encryption algorithm is also sent to the second node. The second node is also sent ... | 08/28/2007 |
