Patents by Inventor James H. Yang

James H. Yang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for reducing firewall rules
    Patent number: 8065719
    Abstract: A method and apparatus for reducing obsolete firewall rules are disclosed. The present invention addresses the issue by using existing network routing information as well as firewall rule configuration information to help analyze firewall access logs to identify obsolete and unused firewall rules so that these obsolete firewall rules can be removed. In one embodiment, the present invention is capable of periodically identifying the unused rule set for each external partner network and removing these obsolete rules with no impact to the current operation.
    Type: Grant
    Filed: December 26, 2009
    Date of Patent: November 22, 2011
    Assignee: AT&T Intellectual Property II, L.P.
    Inventor: James H. Yang
  • METHOD AND APPARATUS FOR REDUCING FIREWALL RULES
    Publication number: 20100100954
    Abstract: A method and apparatus for reducing obsolete firewall rules are disclosed. The present invention addresses the issue by using existing network routing information as well as firewall rule configuration information to help analyze firewall access logs to identify obsolete and unused firewall rules so that these obsolete firewall rules can be removed. In one embodiment, the present invention is capable of periodically identifying the unused rule set for each external partner network and removing these obsolete rules with no impact to the current operation.
    Type: Application
    Filed: December 26, 2009
    Publication date: April 22, 2010
    Inventor: JAMES H. YANG
  • Method and apparatus for reducing firewall rules
    Patent number: 7665128
    Abstract: A method and apparatus for reducing obsolete firewall rules are disclosed. The present invention addresses the issue by using existing network routing information as well as firewall rule configuration information to help analyze firewall access logs to identify obsolete and unused firewall rules so that these obsolete firewall rules can be removed. In one embodiment, the present invention is capable of periodically identifying the unused rule set for each external partner network and removing these obsolete rules with no impact to the current operation.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: February 16, 2010
    Assignee: AT&T Corp.
    Inventor: James H. Yang