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8176338 |
Hash-based data block processing with intermittently-connected systems
Methods are provided for detecting the processing status of data blocks in systems having intermittent connections. A hash value is used at times in place of a block's data content, thereby...
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8170204 |
Method and system for extending advanced encryption standard (AES) operations for enhanced security
In a wireless communication system, a method and system for extending Advanced Encryption Standard (AES) operations for enhanced security are provided. In an AES encryption operation, an initial...
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8171292 |
Systems, devices, and methods for securely transmitting a security parameter to a computing device
Embodiments of the systems, devices, and methods described herein generally facilitate the secure transmittal of security parameters. In accordance with at least one embodiment, a representation of...
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8170205 |
Processor apparatus
The control unit includes a CPU which generates an access signal for performing writing or reading on the external memory, encryption/decryption means which, when the access signal is used for...
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8171307 |
Background encryption of disks in a large cluster
The invention provides for rekeying a large cluster of storage security appliances which allows more than two of the storage security appliances to proxy a single storage medium while encrypting...
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8165296 |
Time of day encryption using TDMA timing
Embodiments of the invention provide for encryption and decryption of data in a TDMA network using TDMA time values. In some embodiments, TDMA time values can be transmitted to terminals from a...
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8155306 |
Method and apparatus for increasing the speed of cryptographic processing
Encrypting data in a cascaded block cipher system may be accomplished by applying a first encryption algorithm using a secret shared between first and second parties as a key to generate a secret...
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8150038 |
Revocation of a system administrator in an encrypted file system
A method of securely storing electronic information includes a step in which target electronically stored information is encrypted with a first encryption key and then partitioned into a first set...
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8145905 |
Method and apparatus for efficient support for multiple authentications
Disclosed is a method for multiple EAP-based authentications in a wireless communication system. In the method, a first master session key (MSK) is generated in a first EAP-based authentication for...
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8135133 |
Digital data file encryption apparatus and method
According to an embodiment, the invention provides a method for decrypting content, the comprising: receiving the content without a source encryption key from a source device connected to the...
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8130949 |
Partially reversible key obfuscation
Techniques are provided to obfuscate seed values to produce a decryption key for a simplified content protection scheme. A first repeatable sequence is performed that encrypts a value stored in a...
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8127135 |
Changing of shared encryption key
A system comprises a first operating environment and a second operating environment. The first and second operating environments exchange information in encrypted form using a shared encryption key...
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8121290 |
Pseudo-random function calculating device and method and number-limited anonymous authentication system and method
An efficient pseudo-random function and an efficient limited number of times authentication system using such a function are realized. A pseudo-random function calculating device comprises a key...
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8108940 |
Method for protecting data from unauthorised access
The present invention relates to a method for protecting user data from unauthorized access, the method comprising the steps of, on a data processing system: maintaining said user data in encrypted...
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8103880 |
Method for communication between computing devices using coded values
A system for improved communication system for providing web analytics data between a first computing device and a second, remote computing device preferably encodes frequently requested data into...
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8099592 |
System and method for controlling data communications between a server and a client device
A system and method for controlling data communications between a server and a client device, such as a mobile device. Embodiments relate generally to a technique where stop data is provided to the...
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8098819 |
Method, system and securing means for data archiving with automatic encryption and decryption by fragmentation of keys
In the method for data archiving with automatic en- and decryption data (9, 10) are exchanged between a client station (1) and an archive station (4). A securing means (2) connected between the...
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8094816 |
System and method for stream/block cipher with internal random states
Disclosed herein are systems, methods, and computer readable-media for performing data encryption and decryption using a stream or block cipher with internal random states. The method includes...
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8090104 |
Method of descrambling a scrambled content data object
In a method of descrambling a scrambled content data object, at least a section of the scrambled content data object is descrambled by applying at least one decryption operation under a key at...
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8090942 |
Method and system for asymmetrically encrypting .ZIP files
The present invention provides a method of integrating existing strong encryption methods into the processing of a .ZIP file to provide a highly secure data container which provides flexibility in...
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8085937 |
System and method for securing calls between endpoints
According to one embodiment of the present invention, a method of establishing a secure call includes generating a session key at a centralized location. The session key is encrypted with a first...
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8077867 |
Confidential information processing apparatus, confidential information processing device, and confidential information processing method
The present invention relates to a confidential information processing device, a confidential information processing apparatus, and a confidential information processing method, and particularly to...
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8073143 |
Information processing device and method
A configuration is provided which enables usage management and secure data management of data newly generated or obtained that is different from data already stored in an information recording...
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8074069 |
Reading a locked windows NFTS EFS encrypted computer file
Embodiments of the invention relate to reading at least one locked, encrypted computer file encrypted by an encryption filter driver running on an operating system of a computer system, with an...
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8059816 |
Secret sharing technique with low overhead information content
An apparatus and method for sharing a secret comprising the steps of generating a first random matrix, generating a first projection matrix from the first random matrix, and determining a first...
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8054972 |
Encryption processor of memory card and method for writing and reading data using the same
An encryption processor, for storing encrypted data in a memory chip of a memory card, includes a FIFO memory for sequentially outputting m-bit data in response to a first signal, and an encryption...
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8054977 |
Monitoring apparatus, method of controlling the monitoring apparatus, and program therefor
In a monitoring apparatus adapted to monitor an image forming apparatus, a data acquisition module acquires monitoring information from at least one image forming apparatus. An HTTP server module...
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8045705 |
Simultaneous scalar multiplication method
In computing point multiples in elliptic curve schemes (e.g. kP and sQ) separately using, for example, Montgomery's method for the purpose of combining kP+sQ several operations are repeated in...
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8045713 |
Cryptographic key update management method and apparatus
A method and apparatus is provided for consolidating cryptographic key updates, the consolidated update information enabling, for example, a returning member of a secure group who has been offline,...
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8041036 |
Method and apparatus for preventing the interception of data being transmitted to a web site by a monitoring program
A method and apparatus for preventing the use of data involves creating a first association between a set of labels and a first set of codes, where the set of labels contains information to be...
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8032181 |
Service provider activation with subscriber identity module policy
Systems and methods for activating a mobile device for use with a service provider are described. In one exemplary method, a mobile device having a currently inserted SIM card may be prepared for...
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8031867 |
Method of verifying the integrity of an encryption key obtained by combining key parts
The method of verifying the integrity of an encryption key (K) obtained by combining at least two key portions (KM, M) in a protected zone (3) by using a commutative operator, comprises the steps...
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8023645 |
Circuit arrangement for and method of performing an inversion operation in a cryptographic calculation
In order to further develop a circuit arrangement for as well as a method of performing an inversion operation in a cryptographic calculation, wherein only inversion modulo an odd number is...
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8024810 |
Method and apparatus for protecting digital data by double re-encryption
A method and an apparatus ensuring protection of digital data are provided. In addition to re-encrypting the data using an unchangeable key, the data is double re-encrypted using a changeable key....
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8019085 |
System and method for sending encrypted messages to a distribution list
A system and method for sending encrypted messages to a distribution list that facilitates the sending of such messages only to individuals or other entities associated with the distribution list...
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8009826 |
Cryptoanalysis method and system
In a cellular interception system, an information processing method for converting information of several cellular-network wireless messages from a first encrypted format under a session key, where...
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8006093 |
Instant messaging private tags
Systems for instant messaging private tags preferably comprise a parser for parsing an instant message for sensitive data and an encryption engine for encrypting the sensitive data. A modified...
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8005209 |
Invariance based concurrent error detection for the advanced encryption standard
Advanced Encryption Standard (AES) is an encryption algorithm for securing sensitive unclassified material by U.S. Government agencies and, as a consequence the de facto encryption standard for...
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8006090 |
System and method for combining user and platform authentication in negotiated channel security protocols
A network security handshake exchange for combining user and platform authentication. The security handshake exchange performs operations on a pre-master secret to increase identity verification...
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8001381 |
Method and system for mutual authentication of nodes in a wireless communication network
A method as provided enables mutual authentication of nodes in a wireless communication network. The method includes processing at a first node a beacon message received from a second node, wherein...
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7995758 |
Family of encryption keys
Systems and techniques relating to cryptographic keys include, in one implementation, a technique involving: generating a symmetric encryption key; and generating from the symmetric encryption key...
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7996673 |
System, method and computer product for sending encrypted messages to recipients where the sender does not possess the credentials of the recipient
A system for encrypting and decrypting messages using a browser in either a web or wireless device or secure message client software for transmission to or from a web server on the Internet...
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7992200 |
Secure sharing of transport layer security session keys with trusted enforcement points
Embodiments of the present invention address deficiencies of the art in respect to security enforcement point operability in a TLS secured communications path and provide a novel and non-obvious...
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7984305 |
Encryption processing apparatus and encryption processing method for setting a mixed encryption processing sequence
An encryption processing apparatus and method in which the difficulty of encryption analysis based on power analysis can be increased considerably are provided. By dividing an original encryption...
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7961884 |
Method and system for changing security information in a computer network
A method of, and system for, changing encryption information in a computer network is provided. The method includes providing at least first cryptographic information and second cryptographic...
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7949875 |
Message authentication
For the authentication of messages communicated in a distributed system from an originator to a destination a keyed-hashing technique is used according to which data to be authenticated is...
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7945048 |
Method, system and computer product for securing patient identity
A method for securing patient identity comprising accessing an electronic medical records database including patient data for a plurality of patients. Each patient in the electronic medical records...
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7940902 |
Method and apparatus for implementing card call service
A method and an apparatus for implementing a card call service are disclosed in embodiments of the present invention. The method includes: obtaining card information of a user terminal when...
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7941661 |
Method of testing validity of authentication IC
A method in which a test function is called in a system's internal authentication IC multiple times with a known incorrect value such that, if the internal IC is invalid, an expected invalid...
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7933413 |
Key exchange verification
Key exchanges between peer-to-peer devices can be vulnerable to man in the middle attacks. Verification of the key exchanges can be made on a channel, network and/or device different from the...
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