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.

Date of Patent:
Sep. 01, 2015

Filed:

Mar. 21, 2011
Applicants:

Dmitri Alperovitch, Atlanta, GA (US);

Sven Krasser, Atlanta, GA (US);

Inventors:

Dmitri Alperovitch, Atlanta, GA (US);

Sven Krasser, Atlanta, GA (US);

Assignee:

McAfee, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 21/57 (2013.01);
U.S. Cl.
CPC ...
G06F 21/577 (2013.01); H04L 63/145 (2013.01); G06F 2221/034 (2013.01); H04L 2463/144 (2013.01);
Abstract

A method is provided in one example embodiment and includes receiving a reputation value based on a hash of a file making a network connection and on a network address of a remote end of the network connection. The network connection may be blocked if the reputation value indicates the hash or the network address is associated with malicious activity. In more specific embodiments, the method may also include sending a query to a threat analysis host to request the reputation value. Additionally or alternatively the reputation value may be based on query patterns in particular embodiments. In yet more specific embodiments, the network connection may be an inbound connection and/or an outbound connection, and the reputation value may be based on a file reputation associated with the hash and a connection reputation associated with the network address of the remote end of the network connection.


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