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:
Aug. 29, 2023

Filed:

Oct. 08, 2021
Applicant:

Level 3 Communications, Llc, Broomfield, CO (US);

Inventors:

Thomas D. Hutchinson, Boulder, CO (US);

Scott Galvin, Castle Rock, CO (US);

Assignee:

Level 3 Communications, LLC, Broomfield, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 12/24 (2006.01); H04L 9/40 (2022.01); H04L 41/069 (2022.01); H04L 41/0866 (2022.01);
U.S. Cl.
CPC ...
H04L 63/20 (2013.01); H04L 41/069 (2013.01); H04L 41/0866 (2013.01); H04L 63/102 (2013.01); H04L 63/123 (2013.01); H04L 63/1408 (2013.01);
Abstract

A secure network device management system and method include monitoring and validating commands to network devices before such commands are executed. The security system accumulates inputs from a network device intended for display on a terminal and provided by the network device in response to inputs from the terminal and received by the network device. When a control input to execute the command is received from the terminal, the security system reproduces the command from the accumulated inputs and compares the reproduced command to a command list to determine whether the command is authorized. If so, the security system provides the control input to the network device such that the network device executes the command. Otherwise, the security system may delete the command and transmit an alert to the terminal.


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