|
Match
|
Document |
Document Title |
|
|
7577257 |
Large scale quantum cryptographic key distribution network
A space-based satellite device obtains one or more encryption key symbols. The satellite device transmits the one or more encryption key symbols to multiple nodes of a land-based network using...
|
|
|
7570763 |
Method for subscribing service and distributing encryption key based on public-key encryption algorithm in digital CATV system
A method for subscribing a service and distributing encryption key based on public-key encryption algorithm in a digital CATV system are disclosed. In accordance with an aspect of the present...
|
|
|
7571311 |
Scheme for sub-realms within an authentication protocol
Branch domain controllers (DCs) contain read only replicas of the data in a normal domain DC. This includes information about the groups a user belongs to so it can be used to determine...
|
|
|
7571467 |
System and method to package security credentials for later use
The present invention relates to a system and methodology to facilitate communications security in a distributed computing and applications environment. A pass-phrase is generated to wrap a strong...
|
|
|
7571469 |
Method for communication control in a communication network, communication control entity, key management entity, terminal and gateway entity
A terminal for controlling communication can include a receiving unit configured to receive a key to be assigned to a requesting terminal for communication, a processing unit configured to include...
|
|
|
7567672 |
Cryptographic communication system
In a cryptographic communication system, a prover is connected through a channel to a verifier. Elements a, b, c, d of a finite group are used as a public key and a parameter “x” as a private...
|
|
|
7567674 |
Content transmission apparatus, content reception apparatus, content transmission program, and content reception program
A content transmission method, a content reception method, an apparatus and a computer program using same, that improve the efficiency of descrambling a scrambled content, make the management of...
|
|
|
7564977 |
System, method and program product for anonymous transfer of messages
A final agent of the message provides a first encryption key to a first agent, interposed between a message sender and the final agent. The first agent but not the final agent knows an identity of...
|
|
|
7565527 |
Technique for asymmetric crypto-key generation
Techniques for generating a multi-factor asymmetric key pair having a public key and split private key with multiple private portions, at least one of the multiple portions being a multiple factor...
|
|
|
7564991 |
Device, device control method, and program
A device includes: a storage unit configured to store predetermined data; a converter configured to convert the predetermined data stored in the storage unit into data in a predetermined format; a...
|
|
|
7565702 |
Password-based key management
Systems, methods, and data structures permit data to be protected with complex keys and allow users to access the protected data using only a simple user id and password.
|
|
|
7564976 |
System and method for performing security operations on network data
A system and method are described for performing security operations on network data. According to an exemplary embodiment, a system for performing security operations on network data includes...
|
|
|
7565528 |
Method for generating asymmetrical cryptographic keys by the user
A method in which a user first receives from a Trust Center a generated, personalized, and certified key pair as well as components for producing encryption pairs. The user at any time himself...
|
|
|
7565539 |
Method and apparatus for secure communications
A method of managing a key for encrypted communication over a communication link between first and second modems, each modem having respective first and second master keys. A first key material for...
|
|
|
7562211 |
Inspecting encrypted communications with end-to-end integrity
Encrypted communications between peers are inspected by a proxy server, for bugs, viruses, malicious software and the like, while the proxy server is prevented from modifying the encrypted...
|
|
|
7561696 |
Delivering policy updates for protected content
Various embodiments permit policy updates, such as DRM policy updates, to be delivered and updated for a given piece of protected content. In at least some embodiments, various protocols can be...
|
|
|
7558956 |
Communications device and communications program
A transmitting side communications device transmits a Delete Payload of an IPsec SA using an ISAKMP SA that satisfies a transmission condition, and more preferably using all ISAKMP SAs that exist...
|
|
|
7555127 |
Quantum cryptography key distribution system and method
In a quantum cryptography key distribution system for sharing a secret key between a transmitter and a receiver site, an unbalanced interferometer system in the transmitter site has a Mach-Zehnder...
|
|
|
7555650 |
Techniques for reducing the computational cost of embedding information in digital representations
The computational cost of embedding information in a digital representation is reduced by making a set of at least two copies of the digital representation and altering subdivisions of the copies...
|
|
|
7555785 |
Method and apparatus for content management
The present application relates generally to content management (e.g., management of audio, video and/or imagery). One claim recites a method including: tracking up to N identifiers associated with...
|
|
|
7555129 |
Content playback apparatus, content playback method, and program
A content playback apparatus prevents related content recorded on separate media that make up a virtual package from being played separately, thereby restricting playback of the content to only...
|
|
|
7551740 |
Weighted secret sharing and reconstructing method
A weighted secret sharing and reconstructing method includes encoding the secret using a predetermined code, producing voices so that different weights are assigned to errors in an error vector...
|
|
|
7551915 |
Method of establishing route optimized communication in mobile IPv6 by securing messages sent between a mobile node and home agent
A mobile node that is in communication with a correspondent node via a home agent initiates a process for establishing a route optimized mode of communication between the mobile node and the...
|
|
|
7552480 |
Method and system of assessing risk using a one-dimensional risk assessment model
A quantitative model combines a one-dimensional risk-assessment approach with expert knowledge to enable calculation of a probability or likelihood of exploitation of a threat to an information...
|
|
|
7549174 |
Multi-file cryptographic keystore
A system including an application configured to request a key, a keystore configured to provide the key, wherein the keystore comprises a non-application specific directory, and an...
|
|
|
7549147 |
Security framework for protecting rights in computer software
A method for protecting software is provided, where source code for the software has a first directive marking an encryption beginning point and a second directive marking an encryption end point....
|
|
|
7548622 |
System and method for the concealment of device input parameters
A system and method for concealing input parameters that are being loaded into a device. In one embodiment, the system provides a transformed interface, in which a device inverse transformation...
|
|
|
7548621 |
System and method for securing a base derivation key for use in injection of derived unique key per transaction devices
A system that secures a Base Derivation Key (BDK) in a facility for injecting Derived Unique Key Per Transaction (DUKPT) devices uses software for securing the BDK rather than a Tamper Resistant...
|
|
|
7549172 |
Data processing apparatus for digital copyrights management
Data processing apparatus distributes a public key certificate and information about a private key to a user terminal as activation information separately from a terminal module. In the case where...
|
|
|
7546456 |
IPv6 address ownership solution based on zero-knowledge identification protocols or based on one time password
A method and system for proving ownership of an IPv6 address of a node in an IP based communication system. The node generates or has a private key corresponding to a public key, computes an...
|
|
|
7546468 |
Program update method and server
A system including a secure LSI 1 establishes a communication path to/from a server 3 (UD 1 ), and receives a common key-encrypted program generated by encryption with a common key and...
|
|
|
7545932 |
Secure authenticated channel
A protocol (i.e. method) and corresponding apparatuses for calculating a session key. Two peers with knowledge of a common Diffie-Hellman permanent key, K perm , and the identity and public key of...
|
|
|
7546108 |
Method for supporting backward compatibility of MBMS
A method for supporting backward compatibility of Multimedia Broadcast and Multicast Service (hereinafter referred to as MBMS) in a mobile communication system of Wideband Code Division Multiple...
|
|
|
7545943 |
Apparatus, method, and computer program product for playing back content
A content playback apparatus includes an SKF selecting unit that selects one segment key file from plural segment key files recorded in a DVD media at a time of playback of a content of the...
|
|
|
7541912 |
Communications system for registering tolls
A communications system for registering tolls, with vehicles which have communications devices for wirefree communication between the vehicles and the toll operator which is assigned to them and...
|
|
|
7542568 |
Encryption device a decrypting device a secret key generation device a copyright protection system and a cipher communication device
An encryption device, a decrypting device, a secret key generation device, a copyright protection system and a cipher communication device including: a CRL memory unit memorizing a CRL, a device...
|
|
|
7541920 |
Alarm/event encryption in an industrial environment
Systems and methods that can enhance protection of alarms and events within an industrial control environment are provided. An alarm security component employs cryptographic mechanisms and...
|
|
|
7542571 |
Transmitting second content data with reference for use with first content data
Usage by second content of previously distributed first content, is permitted if the proper electronic signature is incorporated into predetermined data added to the second content. A secret key...
|
|
|
7542572 |
Method for securely and automatically configuring access points
The present invention is contemplates an automatic, secure AP configuration protocol. Public/private keys and public key (PK) methods are used to automatically establish a mutual trust relationship...
|
|
|
7539310 |
Encryption key updating for multiple site automated login
A version number is associated with an encrypted key executable to allow real time updating of keys for a system which facilitates users signing on to multiple websites on different domains using...
|
|
|
7539863 |
Remote services for portable computing environment
The described systems, methods and data structures are directed to a portable computing environment. A communication link is established between a portable device and a host device. The portable...
|
|
|
7539306 |
Key delivery apparatus, terminal apparatus, recording medium, and key delivery system
A key delivery apparatus that prevents improper use of contents, and manages a decryption key for decrypting encrypted content and a suppliable number showing how many times the decryption key is...
|
|
|
7539314 |
Frame synchronization method for QKD systems
Systems and methods for exchanging and processing encoded quantum signals in quantum key distribution (QKD) systems in real time. A stream of quantum signals is sent from Alice to Bob. Alice only...
|
|
|
7539311 |
Techniques for managing keys using a key server in a network segment
The election of a key server is provided. The key server is a single device that broadcasts an encryption key to other devices in a network segment. Also, automatic reelection of a new key server...
|
|
|
7540024 |
Security features for portable computing environment
The described systems, methods and data structures are directed to a portable computing environment. A communication link is established between a portable device and a host device. The portable...
|
|
|
7539875 |
Secure repository with layers of tamper resistance and system and method for providing same
A secure repository individualized for a hardware environment and a method and system for providing the same. The secure repository includes a hidden cryptographic key and code that applies the key...
|
|
|
7536016 |
Encrypted content data structure package and generation thereof
Described herein are one or more implementations that generate and encrypted content data structure package and/or data tree.
|
|
|
7536558 |
Flash memory distribution of digital content
Methods, apparatuses, and computer-readable media for distributing digital content. One embodiment comprises an apparatus comprising: a device ( 100 ) communications bus; coupled to the device...
|
|
|
7529375 |
Method for processing encrypted data for first domain received in a network pertaining to a second domain
A method of processing data, encrypted according to an encryption method specific to a first domain, in which such data cannot be decrypted without the aid of a first secret specific to the first...
|
|
|
7529374 |
Method and apparatus for encrypting data
A method of securing data on an electronic device comprises allowing a user of the device to select one of an encryption and decryption operating mode and an encryption only operating mode. The...
|