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7620816 System and method for automatic selection of service provider for efficient use of bandwidth and resources in a peer-to-peer network environment  
A system and method for distributed function discovery with third party responses in a peer-to-peer network to facilitate efficient use of bandwidth and resources are disclosed. The method for...
7620200 Authentication of identification documents  
The presently claimed invention provides apparatus helpful for authenticating or protecting physical and electronic documents like financial documents and identification documents. One claim...
7620198 Watermark coding method and recording medium thereof  
A watermark coding method and its recording medium utilize image interleaving and wavelet-based transformation to enhance the robustness of the image. The watermark series to be inserted is...
7617542 Location-based content protection  
A system and system is disclosed to protect media content via location-based data. Multimedia devices are equipped with locator devices, such as a GPS unit, or similar device. The multimedia...
7617398 Derivation and quantization of robust non-local characteristics for blind watermarking  
An implementation of a technology is described herein for deriving robust non-local characteristics and quantizing such characteristics for blind watermarking of a digital good.
7617397 Systems and methods for generation and validation of isogeny-based signatures  
Techniques are described for generating and validating signatures. In an implementation, a method includes generating a signature by utilizing a plurality of isogenies included on a private key and...
7617396 Method and apparatus for watermarking binary computer code with modified compiler optimizations  
A system and apparatus for inserting a watermark into a compiled computer program selectively replaces specified optimizations by non-optimized code to encode bit values of the watermark. The...
7616837 Image processing apparatus, image processing method, program, and storage medium  
A predetermined region set on a grayscale image is divided into rectangles each having a predetermined size (S 706 ), and piled patterns which hold the accumulated values of pixel values at...
7616776 Methods and apparatus for enhancing the robustness of watermark extraction from digital host content  
Methods and apparatus for enhancing the robustness of watermark extraction from digital host content are provided. Embedded watermarks may be extracted from received digital host content in...
7614558 Document correction detection system and document tampering prevention system  
A document correction detection system includes a code analysis section that inputs a read image provided by optically reading a print medium on which a document image and a code image are formed...
7614086 Monitoring apparatus, computer program and network for secure data storage  
A monitoring apparatus, a computer program and a network are disclosed for monitoring a representation. The representation comprises a first data string. Subsequently, two or more output strings,...
7614077 Persistent access control of protected content  
A system for providing persistent access control of protected content is disclosed. The method on a client system includes sending a first request for authentication of the client to a server...
7613926 Method and system for protecting a computer and a network from hostile downloadables  
Protection systems and methods provide for protecting one or more personal computers (“PCs”) and/or other intermittently or persistently network accessible devices or processes from undesirable...
7613711 Specification of a hierarchical authorization model for a DBMS—SQL language extensions  
Provided are systems and methods that facilitate providing permission to entities of a database. A system includes a component that authorizes a principal of a containing entity to grant a...
7613701 Matching of complex nested objects by multilevel hashing  
A computer-based method with multilevel hashing for lookup of a complex nested object (such as access control list) which has a plurality of nesting levels and each level has at least one element....
7610623 Integrity ordainment and ascertainment of computer-executable instructions with consideration for execution context  
An implementation of a technology, described herein, for facilitating the protection of computer-executable instructions, such as software. At least one implementation, described herein, may...
7610489 Authentication device, authentication system, authentication method, program and recording medium  
To prevent an input password from being stolen by an invalid authentication device. An authentication device 10 for authenticating an inputter based on an input password accepted from the...
7610484 Customizable public key infrastructure and development tool for same  
A public key infrastructure comprises a client side to request and utilize certificates in communication across a network and a server side to administer issuance and maintenance of said...
7610273 Application identity and rating service  
Authorization of a file on a computer is provided for using a cryptographic hash of the file or other identifier to find one or more content ratings. Content ratings, coupled with source and...
7609850 Data processing apparatus and method  
A data processing apparatus includes a registration processor that divides a frame of a water marked image into a plurality of image blocks. For each of the image blocks, an observed probability of...
7609849 Data processing apparatus and method  
A method includes generating, for a signal sample, first and second gaussian likelihood functions describing a likelihood of a watermark codeword coefficient value embedded into the signal sample...
7609848 Multi-stage watermarking process and system  
A multi-stage watermarking system and process that creates a watermark specification which describes how to generate a watermark, generates a template specification which describes how to merge the...
7607020 Communication with an external source application  
Methods and apparatus, including computer program products, for communication with an external source application. In one aspect, the methods include determining in an independent reader...
7607019 Small memory footprint fast elliptic encryption  
A method of generating a digital signature includes generating a first random number from a finite field of numbers, and generating field elements defining a first point on an elliptic curve...
7607018 Method and apparatus for collecting electronic signatures  
A method of collecting and authenticating electronic signatures and documents signed thereby, including the steps of storing a representation of a first handwritten signature and an associated...
7607017 Embedding data in material  
A method of transferring information signals representing still images, video audio and/or other data comprises sending, the information signals to a recipient apparatus or “viewer” 10 from a...
7607016 Including a metric in a digital watermark for media authentication  
A method is provided for authenticating a media signal and related software, systems and applications. A digital watermark is embedded in the media signal. A metric is calculated for the digital...
7606389 Digital watermarking apparatus and computer-readable medium  
A digital watermarking apparatus for embedding a data in an index color image data, wherein the data is configured by an arrangement of a first data and a second data, and the apparatus has: an...
7606388 Contents border detection apparatus, monitoring method, and contents location detection method and program and storage medium therefor  
A contents border detection apparatus and monitoring method. The apparatus comprises a digital watermark detector for detecting a digital watermark embedded in contents for which a time element is...
7606366 Apparatus and method for embedding and extracting information in analog signals using distributed signal features and replica modulation  
Apparatus and methods are provided for embedding or embedding digital data into an analog host or cover signal. A distributed signal feature of the cover signal in a particular domain (time,...
7603720 Non-repudiation watermarking protection based on public and private keys  
A system for creating non-repudiation (undeniable) watermarks, wherein a content provider uses outside distribution entities to distribute media content supplied by the content provider. Content...
7603699 Method for establishing trust online  
A method and system for displaying the trusted status of a website by displaying a trust symbol that is displayed as part of the website so that they trust symbol does not scroll when the website...
7603562 System and method for reducing memory requirements of firmware  
A mechanism for making increased amounts of firmware available to a computer pre-boot is discussed. To increase the amount of firmware available pre-boot, a design decision is made during the build...
7603561 Methods and apparatus for input of coded image data  
An image input device which includes a means for inputting image data, a memory for storing a secret information and an operator for carrying out an operation by using the image data and the secret...
7603560 Method and apparatus for digital signature authentication  
The present invention improves speed and reduces complexity in a digital signature scheme that uses elliptic algebra. The signature scheme generates two points that are compared. If the points do...
7603559 Real-time signature embedding in video  
A method and system for embedding an authentication signature in an audio-visual signal such that only a part of an entire frame of the audio-visual signal is stored in a memory while the signature...
7603554 Encryption communication system  
An encryption transmission apparatus and an encryption reception apparatus avoid attack that takes advantage of a re-transmission request. A server apparatus encrypts a content key five times,...
7602939 Encoding device, decoding device, encoding method, decoding method, and storage medium storing programs thereof  
An encoding device includes a binary image generation unit that generates at least two binary images from a multivalued image by applying different methods, a check image generation unit that...
7600125 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...
7600124 Method of and system for associating an electronic signature with an electronic record  
A method of and system for associating an electronic signature with an electronic record in a computer system. In one embodiment the method comprises allowing a user to define an event that, upon...
7600114 Method and system for vehicle authentication of another vehicle  
A first vehicle obtains from a certification authority a certification that an authentic vehicle is associated with a cryptographic key. The certification certifies that the cryptographic key is...
7599515 Wireless communication method and apparatus for generating, watermarking and securely transmitting content  
A method and apparatus for securing transmission of content created by a content generation device embedded in a wireless transmit/receive unit (WTRU) by determining what type of watermarks should...
7596700 Method and system for establishing trusting environment for sharing data between mutually mistrusting entities  
A method and system for sharing data and interrogating data include establishing a level of trust between mutually mistrusting entities so that data may be shared therebetween based on the level of...
7596699 Battery authentication system  
An authentication process for authenticating a battery to a cellular telephone includes the step of receiving a challenge from the cellular telephone at the battery over a single wire conductor. In...
7596221 Detection of a watermark in a digital signal  
Watermark detectors have a buffer in which a number of image tiles are folded and accumulated prior to computing the correlation between buffer contents and the watermark pattern being looked for....
7594261 Cryptographic applications of the Cartier pairing  
Systems and methods for cryptographically processing data as a function of a Cartier pairing are described. In one aspect, a Cartier pairing is generated from two different abelian varieties or...
7594118 Data-processing system and method for controlling same, computer program, and computer-readable recording medium  
A data-processing system and method for controlling synthesizing digital-signature information. The system and method include holding first private-key information, inputting second private-key...
7594108 Operator root certificates  
When an application is loaded into a device ( 100, 200 ), the device verifies that the application originates from a trusted operator. The verification implies that the application must, in a...
7593902 Communication system, communication method, server apparatus, and client apparatus  
The present invention is intended to lighten the user load for the distribution of content in an album form. In order to look at/listen to album content, a user executes album content purchase...
7593901 System and method for improving reliability of distributed electronic transactions  
A system and method are disclosed that separate control functionality from the management functionality for conducting electronic transactions. The control functions are performed by a third party...