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Class Information
Number: 713/157
Name: Electrical computers and digital processing systems: support > Multiple computer communication using cryptography > Central trusted authority provides computer authentication > By certificate > Chain or hierarchical certificates
Description: Subject matter wherein a certificate references another certificate.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614078 |
Threshold access based upon stored credentials |
Nov. 3, 2009 |
| 7603700 |
Authenticating a client using linked authentication credentials |
Oct. 13, 2009 |
| 7600114 |
Method and system for vehicle authentication of another vehicle |
Oct. 6, 2009 |
| 7594108 |
Operator root certificates |
Sep. 22, 2009 |
| 7591008 |
Client authentication using multiple user certificates |
Sep. 15, 2009 |
| 7584351 |
Method of transferring digital certificate,apparatus for transferring digital certificate, and system, program, and recording medium for transferring digital certificate |
Sep. 1, 2009 |
| 7574607 |
Secure pipeline processing |
Aug. 11, 2009 |
| 7570759 |
System and method for secure encryption |
Aug. 4, 2009 |
| 7571314 |
Method of assembling authorization certificate chains |
Aug. 4, 2009 |
| 7568096 |
Rendering digital content in a content protection system according to a plurality of chained digital licenses |
Jul. 28, 2009 |
| 7565297 |
Method and apparatus for the secure identification of the owner of a portable device |
Jul. 21, 2009 |
| 7564977 |
System, method and program product for anonymous transfer of messages |
Jul. 21, 2009 |
| 7561526 |
Communication network route determination |
Jul. 14, 2009 |
| 7562212 |
Methods and systems for automated authentication, processing and issuance of digital certificates |
Jul. 14, 2009 |
| 7555652 |
Method for user attestation signatures with attributes |
Jun. 30, 2009 |
| 7552321 |
Method and hybrid system for authenticating communications |
Jun. 23, 2009 |
| 7549051 |
Long-life digital certification for publishing long-life digital content or the like in content rights management system or the like |
Jun. 16, 2009 |
| 7549046 |
Method and system for vehicle authorization of a service technician |
Jun. 16, 2009 |
| 7546453 |
Certificate management and transfer system and method |
Jun. 9, 2009 |
| 7543140 |
Revocation of a certificate and exclusion of other principals in a digital rights management (DRM) system based on a revocation list from a delegated revocation authority |
Jun. 2, 2009 |
| 7543141 |
Method and apparatus for user authentication using infrared communication of a mobile terminal |
Jun. 2, 2009 |
| 7539861 |
Creating and storing one or more digital certificates assigned to subscriber for efficient access using a chip card |
May. 26, 2009 |
| 7536635 |
Enabling users to redact portions of a document |
May. 19, 2009 |
| 7536544 |
Trust information delivery scheme for certificate validation |
May. 19, 2009 |
| 7529926 |
Public key certification providing apparatus |
May. 5, 2009 |
| 7530114 |
Content delivery method and content delivery system |
May. 5, 2009 |
| 7526643 |
System for transmitting encrypted data |
Apr. 28, 2009 |
| 7526644 |
Apparatus and method for demonstrating and confirming the status of digital certificates and other data |
Apr. 28, 2009 |
| 7523304 |
Generation of set coverings with free riders, and generation of ordered sets of meeting points, in systems which include, but are not limited to, systems for broadcast encryption and systems f |
Apr. 21, 2009 |
| 7512974 |
Computer system and program to update SSL certificates |
Mar. 31, 2009 |
| 7512785 |
Revocation distribution |
Mar. 31, 2009 |
| 7509498 |
Digital signature validation |
Mar. 24, 2009 |
| 7490347 |
Hierarchical security domain model |
Feb. 10, 2009 |
| 7487128 |
Updating usage conditions in lieu of download digital rights management protected content |
Feb. 3, 2009 |
| 7484088 |
Methods and systems for proofing identities using a certificate authority |
Jan. 27, 2009 |
| 7478236 |
Method of validating certificate by certificate validation server using certificate policies and certificate policy mapping in public key infrastructure |
Jan. 13, 2009 |
| 7461250 |
System and method for certificate exchange |
Dec. 2, 2008 |
| 7451321 |
Electronic signature management method |
Nov. 11, 2008 |
| 7448066 |
Application server object-level security for distributed computing domains |
Nov. 4, 2008 |
| 7444509 |
Method and system for certification path processing |
Oct. 28, 2008 |
| 7441115 |
Method for verifying a digital signature |
Oct. 21, 2008 |
| 7418597 |
Apparatus for accepting certificate requests and submission to multiple certificate authorities |
Aug. 26, 2008 |
| 7412524 |
Method and system for authentication when certification authority public and private keys expire |
Aug. 12, 2008 |
| 7409704 |
System and method for local policy enforcement for internet service providers |
Aug. 5, 2008 |
| 7409554 |
Data processing system, memory device, data processing unit, and data processing method and program |
Aug. 5, 2008 |
| 7409553 |
Public key certificate generation method, validation method and apparatus thereof |
Aug. 5, 2008 |
| 7409370 |
Secured and selective runtime auditing services using a trusted computing device |
Aug. 5, 2008 |
| 7404078 |
Methods and apparatus for private certificates in public key cryptography |
Jul. 22, 2008 |
| 7398396 |
Electronic signature method, program and server for implementing the method |
Jul. 8, 2008 |
| 7395550 |
Trust management systems and methods |
Jul. 1, 2008 |
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