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:
May. 15, 2018

Filed:

Feb. 05, 2014
Applicant:

Rockwell Collins, Inc., Cedar Rapids, IA (US);

Inventors:

Matthew P. Corbett, Mount Vernon, IA (US);

Brent J. Nelson, Marion, IA (US);

Eric N. Anderson, Cedar Rapids, IA (US);

Assignee:

Rockwell Collins, Inc., Cedar Rapids, IA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 63/1408 (2013.01); H04L 63/12 (2013.01); H04L 63/123 (2013.01); H04L 63/126 (2013.01); H04L 63/14 (2013.01); H04L 63/1425 (2013.01);
Abstract

A system and method is disclosed for identification and response to an unauthorized transmission to a networked critical system. The invention employs a pre-defined parameter which matches trusted sources with defined destinations to enable secure access to the networked critical system. Once the method receives a transmission to the destination, it filters the transmissions based on specific architecture constraints. Should the transmission survive, the method continues with a plurality of layers of system level checks to verify the source matches the pre-defined parameter of a trusted source. Should the transmission fail any of the layers of system level checks, the method provides an appropriate response. Once the transmission survives, the method continuously monitors the data stream for possible threats and allows access the transmission to reach the destination and the networked critical system.


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