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. 11, 2021

Filed:

Oct. 30, 2019
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Stefan Langenbach, Lauf, DE;

Gilberto Loprieno, Milan, IT;

Alessandro Cavaciuti, Milan, IT;

Assignee:

CISCO TECHNOLOGY, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/20 (2006.01); H04L 29/06 (2006.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04L 1/203 (2013.01); H04L 1/0045 (2013.01); H04L 1/0057 (2013.01); H04L 1/201 (2013.01); H04L 63/08 (2013.01); H04L 63/123 (2013.01); H04L 63/1408 (2013.01);
Abstract

In one embodiment an apparatus, method, and system is described, the embodiment an apparatus, method including receiving a stream of data frames at an input interface, the data frames one of including security frames, or being included in security frames, wherein the security frames include payload data, performing forward error correction on the data frames a forward error correction (FEC) decoder, buffering received data frames at a buffer and blanker engine and building a complete security frame of the received data frames, determining whether or not to suppress taking a consequent action based on a frequency of authentication errors at an authentication engine, wherein the consequent action to be taken or suppressed, when taken, is taken upon payload data of one or more security frames including a data frame upon which an authentication error occurred. Related apparatus, methods and systems are also described.


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