The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 04, 2012
Filed:
Jun. 22, 2010
Supranamaya Ranjan, Albany, CA (US);
Supranamaya Ranjan, Albany, CA (US);
Narus, Inc., Sunnyvale, CA (US);
Abstract
A method for detecting automatically generated malicious domain names in a network. The method includes identifying a plurality of domain name service (DNS) queries in the network, wherein the plurality of DNS queries share a common attribute, analyzing, using a central processing unit (CPU) of a computer, the plurality of DNS queries to identify a plurality of alphanumeric elements embedded in a set of domain names associated with the plurality of DNS queries, analyzing, using the CPU, the plurality of alphanumeric elements to determine a distribution metric of the set of domain names, and generating an alert based on the distribution metric according to a pre-determined criterion.