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Class Information
Number: 713/176
Name: Electrical computers and digital processing systems: support > Multiple computer communication using cryptography > Particular communication authentication technique > Authentication by digital signature representation or digital watermark
Description: Subject matter wherein a data object is cryptographically processed to produce a unique identifier which subsequently verifies the data object.

Sub-classes under this class:

Class Number Class Name Patents
713/179 Including generation of associated coded record 479
713/177 Signature tree 211
713/178 Time stamp 469

Patents under this class:

Patent Number Title Of Patent Date Issued
8713708 Method and apparatus for controlling the use of data stored on a media sample Apr. 29, 2014
8713650 Systems and methods for universal enhanced log-in, identity document verification and dedicated survey participation Apr. 29, 2014
8713648 Information processing apparatus capable of authentication processing with improved user convenience, control program for information processing apparatus, and recording medium having control Apr. 29, 2014
8713326 Software self-checking systems and methods Apr. 29, 2014
8713322 Author signatures for legal purposes Apr. 29, 2014
8712039 Efficient implementation of hash algorithm on a processor Apr. 29, 2014
8707459 Determination of originality of content Apr. 22, 2014
8707340 Methods and apparatus to maintain audience privacy while determining viewing of video-on-demand programs Apr. 22, 2014
8707048 Dynamic pattern insertion layer Apr. 22, 2014
8707047 Verifying signatures for multiple encodings Apr. 22, 2014
8707038 Method for the encrypted data exchange and communication system Apr. 22, 2014
8705791 Method and system for utilizing GPS information to secure digital media Apr. 22, 2014
8695103 Apparatus for and a method of copy-protecting a content carrying recording medium Apr. 8, 2014
8695080 Information terminal apparatus, information processing apparatus and information communication system Apr. 8, 2014
8695068 Device authentication using display device irregularity Apr. 8, 2014
8694788 Security system Apr. 8, 2014
8694786 Virtual machine images encryption using trusted computing group sealing Apr. 8, 2014
8694785 Broadband certified mail Apr. 8, 2014
8693687 Method and apparatus of processing three-dimensional video content Apr. 8, 2014
8689292 Method and systems for dynamically providing communities of interest on an end user workstation Apr. 1, 2014
8689102 User interface for creating and using media keys Apr. 1, 2014
8689005 Method for managing and controlling access to confidential information contained in portable electronic media Apr. 1, 2014
8689000 Use of certified secrets in communication Apr. 1, 2014
8688999 Methods for identifying audio or video content Apr. 1, 2014
8688998 Resilent cryptographic scheme Apr. 1, 2014
8688997 Using digital certificates in document distribution Apr. 1, 2014
8688996 Multipad encryption Apr. 1, 2014
8688995 Method and apparatus for detection of a fault attack Apr. 1, 2014
8688994 Federation among services for supporting virtual-network overlays Apr. 1, 2014
8688993 Method and apparatus for determining and using the sampling frequency for decoding watermark information embedded in a received signal sampled with an original sampling frequency at encoder si Apr. 1, 2014
8688992 System and method for generating agreements Apr. 1, 2014
8688991 Media player embodiments and secure playlist packaging Apr. 1, 2014
8688461 Electronic registry for authenticating transferable records Apr. 1, 2014
8687902 System, method, and computer program product for decompression of block compressed images Apr. 1, 2014
8687843 Method and system for restricting access to sensitive contents of digital images Apr. 1, 2014
8683605 Long-term validation of a digital signature status indicator Mar. 25, 2014
8683207 Updating signature algorithms for strong name binding Mar. 25, 2014
8683206 System and method of authenticating multiple files using a detached digital signature Mar. 25, 2014
8683205 Accessing data utilizing entity registration in multiple dispersed storage networks Mar. 25, 2014
8683201 Third-party-secured zones on web pages Mar. 25, 2014
8683198 Master key trust grants and revocations for minor keys Mar. 25, 2014
8682082 Pictogram and ISO symbol decoder service Mar. 25, 2014
8681995 Supporting DNS security in a multi-master environment Mar. 25, 2014
8681978 Efficient and secure forensic marking in compressed domain Mar. 25, 2014
8677503 Mechanism for embedding device identification information into graphical user interface objects Mar. 18, 2014
8677134 HTTP signing Mar. 18, 2014
8677132 Document security Mar. 18, 2014
8677131 Method of securing data in 2D bar codes using SSL Mar. 18, 2014
8677126 Method and system for digital rights management of documents Mar. 18, 2014
8677113 Transmission of secure electronic mail formats Mar. 18, 2014

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