×

USING DNS COMMUNICATIONS TO FILTER DOMAIN NAMES

  • US 20120303808A1
  • Filed: 05/24/2011
  • Published: 11/29/2012
  • Est. Priority Date: 05/24/2011
  • Status: Active Grant
First Claim
Patent Images

1. A system, comprising:

  • a processor configured to;

    receive a DNS (Domain Name System) request;

    extract a domain name from the DNS request;

    determine based on a policy that access to the domain name is not permitted; and

    block the DNS request; and

    a memory coupled to the processor and configured to provide the processor with instructions.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×