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Information Security > Prevention Of Unauthorized Use Of Data Including Prevention Of Piracy, Privacy Violations, Or Unauthorized Data Modification > Copy Detection Copy DetectionCopy Detection patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.10/11/07 - 20070240234 - Recovering from de-synchronization attacks against watermarking and fingerprinting The invention provides a method of recovering from de-synchronization attacks includes registering original and altered digital content using nonlinear transformations to iteratively attempt to provide better-approximated registration. Approximation occurs at more than one level of granularity, by selecting among a greater number of possible transformation functions at each step. Transformations ... 09/20/07 - 20070220617 - System for distributing digital contents and method thereof Disclosed is a system for distributing digital contents which can pursue a purchaser who has illegally redistributed the contents by inserting fingerprinting information into the digital contents. The system includes a contents creation server for creating the digital contents, a contents distribution server for encrypting the digital contents, distributing the ... 08/02/07 - 20070180537 - Method for fingerprinting multimedia content To identify participants in collusion directed to altering a digital fingerprint embedded in multimedia content, an ECC based fingerprinting technique establishes a code symbol for each of a plurality of segments of digital data forming the multimedia content. The code symbols are concatenated to form a fingerprint signal, which is ... 05/31/07 - 20070124823 - Video image reproducing apparatus and method of managing specified information of reproducing apparatus According to an embodiment of the invention, in an information reproducing apparatus and a method of managing specified information are disclosed. In reading and reproducing predetermined part of the information recorded in a recording medium, specified information permitting the reproduction of the information is generated, each time the apparatus is ... 05/31/07 - 20070124822 - Method of online detecting mp3 music transmissions and an architecture thereof The present invention discloses a method of online detecting MP3 music transmissions and an architecture thereof, wherein the packets transmitted over network segments are intercepted by an MP3 packet sniffing technology; the feature values of the MP3 packets are extracted out via an MP3 music feature value extraction technology and ... 04/19/07 - 20070089174 - Content management system and method for drm enforcement in a client-server system A system and method for protecting the rights and DRM technology of a content owner while increasing the convenience for users in a networked environment, e.g., a home network. By redirecting relevant DRM installation requests (e.g., for protected music, video, books, software, etc.) from a user's client device to his ... 11/30/06 - 20060272033 - Access control list with convolution-weakened authorization A system and method for granting and transmitting access rights to data, the method includes steps of: receiving a request for information relating to a specified individual, wherein the request identifies a person requesting the information; determining the degree of relationship between the person requesting the information and the individual ... 08/31/06 - 20060195914 - Provisions for validating content using a content registration authority Strategies are described for validating content transferred over a communication channel using a more effective approach than heretofore provided in the art. A content registration authority is provided which registers the content disseminated by one or more content providers to one or more client devices. A client device which receives ... 03/09/06 - 20060053495 - Medium data reproduction device, medium data distribution device, medium data reproduction method, medium data reproduction program, medium data distrubution program, and computer-readable recording A method of the present invention for reproducing a media data set includes a recording step (S12) of recording a part of the media data set as a data set to be complemented; an instruction receiving step (S20 and S21) of receiving an instruction inputted by a user; a receiving ... 03/02/06 - 20060048237 - Tracing and identifying piracy in wireless digital rights management system Provides methods for tracing and identifying a piracy in a wireless rights management system, wherein the content provider allow the protected digital content to be super-distributed, when unauthorized holding a pirated copy of the protected digital content is detected, based on the gateway controlling ability of the wireless operator within ... 01/19/06 - 20060015946 - Method and apparatus for secure data mirroring a storage system A secure data mirroring capability in a storage system includes encrypting data blocks in a primary volume in preparation for a data mirroring operation. The encrypted data blocks are mirrored to a secure secondary volume. Host systems provide keys from which encryption keys are produced for encrypting the data blocks. ... 12/15/05 - 20050278794 - Delivery of non-permanent media files to a mobile station A media file content provider 30 sends a non-permanent copy of a media file, such as a music or video file, to a second mobile station MS 34 in response to a request from a first MS 22. The copy may be rendered non-permanent by streaming it, by encrypting it, ... 10/13/05 - 20050229259 - Device for protecting against unauthorized use of software A device for protecting against unauthorized use of software, characterized in that a first processor emulates a second processor (3), whereby the second processor executes program code and the second processor transmits data to a computing system running the software in a process, whereby the process enters an error condition ... ### FreshPatents.com Support |