Cryptography inventions 09/09

20090238360 - Exponentiation ladder for cryptography: Method and apparatus for data security using exponentiation. This is suitable for public key cryptography authentication and other data security applications using a one-way function. A type of exponentiation is disclosed here where the bits of an exponent value expressed in binary form correspond to a course (path) in a... Agent: Apple C/o Mofo Palo Alto

20090238361 - Image encryption apparatus and image decryption apparatus: In an image encryption apparatus, an input processor inputs data of an input image. An encryptor encrypts a part or whole of the data of the input image. A marker generator generates data of a marker indicating an encrypted area. An image saver saves data of a marker-covered image covered... Agent: Staas & Halsey LLP

20090238362 - Disc manufacturing method, data recording apparatus, information recording medium, information processing apparatus and method, and computer program: A product mark including a public key certificate issued with respect to an information-recording-medium manufacturing entity or information-recording-medium manufacturing equipment, and an encrypted volume ID calculated by computation based on a product-mark-associated value such as a hash value generated on the basis of the product mark, and a volume ID... Agent: K&l Gates LLP

20090238363 - Method and a system for receiving a multimedia signal, a cryptographic entity for said reception method and system, and a method and a black box for producing said cryptographic entity: This method of receiving a multimedia signal scrambled by means of a control word uses a first cryptographic entity that can be connected to any one of P second cryptographic entities to form part of a device for receiving the scrambled multimedia signal. Only second cryptographic entities of a group... Agent: Stites & Harbison PLLC

20090238364 - Image scanner: A scanner includes a scanning unit which scans an object to generate scan data, a scan data storage, a location information transmitting unit configured to transmit location information indicative of a location where the scan data is stored to an external device, a device-location storage stores device-location information including device... Agent: Baker Botts LLP C/o Intellectual Property Department

20090238365 - Method and system to provide fine granular integrity to digital data: A method and system to generate fine granular integrity to huge volumes of data in real time at a very low computational cost. The invention proposes a scalable system that can receive different digital data from multiple sources and generates integrity streams associated to the original data. This invention provides... Agent: Ratnerprestia

20090238366 - Random access method for improving scrambling efficiency: A random access method for improving scrambling performance is disclosed. In particular, when a terminal performs a random access to a specific network, the present invention proposes a scheme for transmitting an uplink transmission signal corresponding to an uplink grant by scrambling the uplink transmission signal using a terminal identification... Agent: Mckenna Long & Aldridge LLP

20090238367 - Direct delivery of content descrambling keys using chip-unique code: Systems and methods of direct delivery of content descrambling keys using chip-unique code are described herein. One such method includes receiving a unique chip identifier from a digital subscriber communications terminal; determining a chip key associated to the chip identifier; encrypting a service instance using the chip key; and transmitting... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20090238368 - Key distribution system: The cloning source of an authorized receiving device cannot be identified. A key distribution system 1 concerning the present invention includes: a communication channel 10; a key distribution center 11; a server 12; and receiving devices 13a to 13n. The key distribution center 11 distributes, to the server 12, the... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090232300 - Securing data using integrated host-based data loss agent with encryption detection: A method and system for securing data in a computer system provides the capability to secure information even when it leaves the boundaries of the organization using a data loss agent integrated with encryption software. A method for securing data in a computer system comprises detecting attempted connection or access... Agent: Zilka-kotab, PC

20090232302 - Derivation method for cached keys in wireless communication system: A method and apparatus for providing improved security and improved roaming transition times in wireless networks. The same pairwise master key (PMK) from an authentication server can be used across multiple access points and a new pairwise transition key (PTK) is derived for each association of a station to any... Agent: Garlick Harrison & Markison

20090232301 - Method and system for generating session key, and communication device: A method for generating a session key, a system, and a communication device are disclosed. The method includes: selecting, by a communication party, a temporary private key, and operating at least the temporary private key according to the parameters of the cryptosystem to generate a first message, and sending the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090232303 - Copy protection method for digital data stored on a medium: A method of protection against the copying of digital data stored on an information carrier envisages, on the basis of a first identification of an encryption of the digital data and of a second identification of a watermarking of digital data, the determination of a first mark if it has... Agent: Thomson Licensing, LLC

20090232304 - Program executable image encryption: The invention provides for a method of encrypting and executing an executable image, comprising; flagging sections of the executable image to be encrypted using commands in source files and compiling said executable images so as to generate object files, linking one or more of said executable images using a linker... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090232305 - System for publishing content on a portable digital storage medium: In a method of publishing creative content to at least one local digital display device, a first unit of the creative content is stored on a first portable digital storage medium in an encrypted format. The digital replication is encrypted with a selected one of a plurality of private encryption... Agent: The Walt Disney Company C/o Greenberg Traurig LLP

20090232306 - Communication system and communication method: To improve a communication system including two communication apparatuses in order to reduce a possibility of having communication thereof decrypted by a third party. The communication system includes a first communication apparatus and a second communication apparatus, where one of the communication apparatuses encrypts transmission subject data to generate encrypted... Agent: Paul, Hastings, Janofsky & Walker LLP

20090232309 - Method and apparatus for scrambling for discrimination of semi persistent scheduling grants: A method for wireless communications is provided. The method includes receiving a control payload and a check protocol on a wireless link and decoding the control payload and the check protocol. The method also includes analyzing the control payload and the check protocol in view of a scrambling protocol and... Agent: Qualcomm Incorporated

20090232307 - Method of establishing virtual security keypad session from a mobile device using java virtual machine: A system and method are provided that allow mobile devices to securely communicate over wireless network with one or more security system control panels for controlling the security systems remotely. A mobile device may include an application or software that presents a virtual security keypad to the user on the... Agent: Honeywell International Inc. Patent Services

20090232308 - System and method for scrambling wireless signals using a secure time value: According to one embodiment, the invention is directed to a method for securing communications with an electronic device. The method comprises obtaining a dynamic, non-repeating value from internal logic within a remote control. Thereafter, information including the non-repeating value is encrypted to produce an encrypted value, which is transmitted along... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090232311 - 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 and a secure channel between an AP and at least one configuration server. An AP automatically forwards a location identifier to the configuration... Agent: Tucker Ellis & West LLP

20090232310 - Method, apparatus and computer program product for providing key management for a mobile authentication architecture: An apparatus for providing key management for a mobile authentication architecture may include a processor. The processor may be configured to provide a request for key revocation over an interface otherwise defined for sharing key acquisition information between a bootstrapping server function and a network application function, and cancel key... Agent: Alston & Bird LLP

20090232314 - Apparatus, method, and computer program product for processing information: An information processing apparatus performs mutual authentication with another information processing apparatus storing key management information and at least one of apparatus secret keys, the key management information containing encrypted secret keys each being a secret key encrypted with a different one of the apparatus secret keys respectively assigned to... Agent: Turocy & Watson, LLP

20090232312 - Encrypted content reproduction device, encrypted content reproduction method, program, and recording medium for storing the program: An encrypted content playback equipment 100 obtains key information 1 for a key medium 120, and stores the key information 1 in a provisional-key storage memory 102 as provisional key 1a, and obtains provisional-key usage limitation information 2 for limiting the use of provisional key 1a from the key medium... Agent: Greenblum & Bernstein, P.L.C

20090232313 - Method and device for controlling security channel in epon: A method and device for controlling security of a communication channel between an OLT and an ONU in a secure channel control system of EPON formed of the OLT and the ONU having a cryptographic module, a key management module and a transmitter/receiver for transmitting/receiving frames, the method comprising the... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090232315 - Unified and persistent system and method for automatic configuration of encryption: A system and method for database security provides, a database security method that receives an encryption property from an application and receives information relating to a database server. The method then requests security access to a database server using the strongest encryption algorithm server may support. If this request gets... Agent: Law Office Of Donald L. Wenskay

20090225981 - Document processing and management approach to adding an exclusive plugin implementing a desired functionality: A method of adding a plug-in to a system, the method comprising sending a login request to a client. The login request is sent to an exclusive plug-in by the client. The exclusive plug-in, sends the login request to a server. The exclusive plug-in requests a certified plug-in list from... Agent: Sughrue Mion, PLLC

20090225982 - Systems and methods for key generation in wireless communication systems: A system and a method for providing a secure wireless ad-hoc network in a wireless communication system having at least two transceivers coupled by a wireless transmission link are disclosed. The method includes receiving a data transmission at a first transceiver from a second transceiver, wherein the data transmission identifies... Agent: Mintz Levin Cohn Ferris Glovsky & Popeo

20090225983 - System and method for improved processing and decoding of an encrypted digital video signal: A method, system, and apparatus for processing a data stream having both unencrypted and encrypted portions for storing, in the unencrypted portion of the data stream, location data signifying the location of predetermined data present in the encrypted portion of the data stream allowing efficient location of said predetermined data.... Agent: Law Offices Of David Schreiber

20090225985 - Method, apparatus and product for rfid authentication: A method and apparatus for repeated communication sessions between a sender (e.g., RFID tag) and a receiver (RFID reader) that employs a proactive information security scheme is based on the assumption that the information exchanged during at least one of every n successive communication sessions is not exposed to an... Agent: Fleit Gibbons Gutman Bongini & Bianco Pl

20090225984 - System and method for delivering satellite services at multiple security levels: The disclosed embodiments relate to a system and method for delivering satellite services at multiple security levels. More specifically, there is provided a method comprising determining a level of security supported by a first set top box, encoding a first IP packet containing a satellite service using the level of... Agent: Thomson Licensing LLC

20090225988 - Information processor, information processing method and system: To prevent falsification of an attribute of data, a mechanism is provided, which encrypt document/image data while holding the attribute contained in electronic document data as a plain text and make it extremely difficult to decrypt the document/image data if the attribute is falsified. A transmitter receives a public key... Agent: Fitzpatrick Cella Harper & Scinto

20090225989 - Key information issuing device, wireless operation device, and program: A key information issuing device issuing key information to a key information retaining device includes an authentication module authenticating an issuer of the key information, an output module outputting the key information to the key information retaining unit, and a recording module recording a mapping of the issued key information... Agent: Greer, Burns & Crain

20090225987 - Key rotation: A system and method for a mechanism is provided for automatically selecting a new encryption key for re-encrypting data in a target database. New initialization vectors may be specified for re-encrypting each column of data selected for re-encryption. Further, a new initialization vector may be specified for one or more... Agent: Drinker Biddle & Reath Attn: Intellectual Property Group

20090225986 - Non-interactive hierarchical identity-based key-agreement: A pairwise key-agreement scheme is provided for creating key agreements non-interactively between pairs of nodes disposed in a hierarchy of nodes. The scheme is non-interactive so that any two nodes can agree on a shared secret key without interaction. In addition, the scheme is identity-based so that any given node... Agent: George A. Willinghan, Iii August Law, LLC

20090220071 - Combining instructions including an instruction that performs a sequence of transformations to isolate one transformation: The Advanced Encryption Standard (AES) is a symmetric block cipher that can encrypt and decrypt information. Encryption (cipher) performs a series of transformations (Shift Rows, Substitute Bytes, Mix Columns) using the secret key (cipher key) to transforms intelligible data referred to as “plaintext” into an unintelligible form referred to as... Agent: Intel Corporation C/o Cpa Global

20090220072 - Secure serial number generation: An apparatus and a method for generating serial numbers is described. In one embodiment, a block cipher encrypter encrypts an application identifier and a sequence of random numbers to generate a signature. The block cipher encrypter is associated with a serial number key. The application identifier, the sequence of random... Agent: Red Hat/bstz Blakely Sokoloff Taylor & Zafman LLP

20090220070 - Video watermarking: A method and system for watermarking video images including generating a watermark and embedding the generated watermark into video images by enforcing relationships between property values of selected sets of coefficients with a volume of video are described. The watermarks are thereby adaptively embedded in the volume of video.... Agent: Thomson Licensing LLC

20090220073 - Transparent protocol independent data compression and encryption: A network interface includes at least one physical memory, at least one client port, at least one processor accessing the at least one physical memory, and at least one network port. The client port receives data blocks which contain a quantity of bits from at least one first client computer... Agent: Christopher & Weisberg, P.A.

20090220074 - Steganographic method and device: An apparatus and method for encoding and decoding additional information into a stream of digitized samples in an integral manner. The information is encoded using special keys. The information is contained in the samples, not prepended or appended to the sample stream. The method makes it extremely difficult to find... Agent: Scott A. Moskowitz

20090220075 - Multifactor authentication system and methodology: A system is provided for authenticating a user who is accessing a secure network from a client device. The system comprises a software program resident on the client device, wherein said program is disposed in a tangible medium and contains suitable instructions for generating a session-specific, time-independent password on demand.... Agent: Fortkort & Houston P.C.

20090220076 - Image decrypting apparatus, image encrypting apparatus, and image decrypting method: When a decrypting apparatus receives an encrypted image, the apparatus detects the state of the encrypted image and determines whether the encrypted image is an image passed through only a digital medium or an analog medium, according to the state of the encrypted image. When the encrypted image is determined... Agent: Staas & Halsey LLP

20090220077 - Unit using operating system and image forming apparatus using the same: A chip mountable on a customer replaceable unit monitoring memory (CRUM) unit used in an image forming job includes a central processing unit (CPU) with an operating system (OS) thereof, which is separate from an OS of the image forming apparatus, to perform at least one of authentication and cryptographic... Agent: Stanzione & Kim, LLP

20090220078 - On-the-fly encryption on a gaming machine: Systems, apparatus and methods for on-the-fly encryption of data storage on a computerized wagering gaming machine are described herein. In some embodiments, a method includes accessing, using an on-the-fly encryption operation, data from a nonvolatile data storage in a computerized wagering gaming machine.... Agent: Schwegman, Lundberg & Woessner/wms Gaming

20090220079 - Concealing device and concealing method: A security processing apparatus performs security processing in a MAC layer in a mobile communication system. The apparatus includes a mask generation unit generating a mask by using a security sequence number and a processing unit computing a logical operation on the mask and security target data to generate encrypted... Agent: Osha Liang L.L.P.

20090220080 - Application-level service access to encrypted data streams: Techniques for securely providing cryptographic keys to trusted intermediate nodes or monitoring devices are described so that SSL, TLS, or IPSec communications can be monitored, compressed over a WAN, or otherwise used. In an embodiment, a trusted intermediate node establishes a secure connection to a key server; receiving session identification... Agent: Hickman Palermo Truong & Becker, LLP

20090220081 - Mechanism for broadcast stenography of data communications: In one embodiment, a mechanism for broadcast stenography of data communications is disclosed. In one embodiment, a method includes creating a plurality of messages for transmission to one or more recipients, the plurality of messages including one or more real messages intended for one or more of the recipients and... Agent: Red Hat/bstz Blakely Sokoloff Taylor & Zafman LLP

20090220082 - Quantum computational systems: A computer-implemented method for encryption and decryption using a quantum computational model is disclosed. Such a method includes providing a model of a lattice having a system of non-abelian anyons disposed thereon. From the lattice model, a first quantum state associated with the lattice is determined. Movement of non-abelian anyons... Agent: Woodcock Washburn LLP (microsoft Corporation)

20090220083 - Stream cipher using multiplication over a finite field of even characteristic: A first bit sequence is generated using a first pseudorandom bit source. A second bit sequence is generated using a second pseudorandom bit source. A third bit sequence is generated by multiplying the first bit sequence with the second bit sequence over a finite field of even characteristic, modulo a... Agent: Daniel E. Ovanezian Blakely, Sokoloff, Taylor & Zafman LLP

20090220086 - Method and system for secured wireless data transmission to and from a remote device: The device tracking location adherence and route adherence technology, according to an exemplary embodiment of this invention, at least provides for secure message reception from a remote device. The present invention allows for secure data transmission between a remote device and while employing a small amount of bandwidth thereby providing... Agent: Verizon Patent Management Group

20090220085 - Relay mac header for tunneling in a wireless multi-user multi-hop relay networks: Provided is a data structure for transmitting a relay media access control (MAC) protocol data unit (PDU) between stations in a multi-hop relay network. The MAC PDU includes an encryption control bit, an allocation subheader bit, a grant management subheader bit, a fragmentation subheader bit, a packing subheader bit, a... Agent: Mitsubishi Electric Research Laboratories, Inc.

20090220084 - System and method for dynamically updating message list indicators: Systems and methods for processing messages within a wireless communications system are disclosed. At least part of an encrypted message is received at a device for which it is intended. A security indicator on the device indicates that a message is encrypted. The message is decrypted, and it is determined... Agent: Bereskin And Parr LLP/s.e.n.c.r.l., S.r.l.

20090220087 - Systems and method for performing handovers, or key management while performing handovers in a wireless communication system: Example embodiments provide a method for performing handovers and key management while performing handovers. The method includes communicating a random handover seed key protected by a secure protocol from a core component of a network to a user equipment. The secure protocol prevents the random handover seed key from being... Agent: Docket Administrator (room 2f-192) Alcatel Lucent

20090220088 - Autonomic defense for protecting data when data tampering is detected: A computer implemented method, data processing system, and computer program product for providing an autonomic defense when data tampering is detected in a data processing system where data is maintained and transmitted in unencrypted form. When notification of data tampering activity in the data processing system is received, a determination... Agent: Ibm Corp (ya) C/o Yee & Associates PC

20090220091 - Communication security: The current IMS security architecture only protects data transmitted in the IMS control plane. Embodiments are described which provide end-to-end encryption of data transmitted in the IMS media plane but which also allow lawful interception and interpretation of such end-to-end communications under the control of the relevant IMS core (3A,... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090220089 - Method and apparatus for mapping encrypted and decrypted data via a multiple key management system: A method, apparatus and program product for encryption/decryption of data on a volume of data storage media including dividing the volume into a plurality of locations, assigning a unique key to each location for encryption/decryption of data in the respective location of the volume, mapping the locations and keys in... Agent: International Business Machines Corporation Richard Lau

20090220090 - Tamper resistant method, apparatus and system for secure portability of digital rights management-protected content: An apparatus and system provide a tamper-resistant scheme for portability of DRM-protected digital content. According to embodiments of the invention, a portable crypto unit may be utilized in conjunction with a VT integrity services (VIS) scheme as well as a Virtual Machine Manager (VMM) and a TPM to provide a... Agent: Intel/bstz Blakely Sokoloff Taylor & Zafman LLP

20090220093 - Distribution of keys for encryption/decryption: Methods of encryption and decryption are described which use a key associated with an event to encrypt/decrypt data associated with the event. The method of encryption comprises identifying a key associated with an event and encrypting data using the identified key. The encrypted data is then published along with details... Agent: Lee & Hayes, PLLC

20090220092 - Probabilistic mitigation of control channel jamming via random key distribution in wireless communications networks: An embodiment includes methods that generate random cryptographic keys, and send the keys to client devices. These methods may send representations of channel locator functions to the client devices, which may use the channel locator functions to locate particular control channels, using the random keys as input.... Agent: Hope Baldauff Hartman, LLC