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:
Mar. 25, 2025
Filed:
Mar. 08, 2022
Cisco Technology, Inc., San Jose, CA (US);
Changhong Shen, Shanghai, CN;
Chingsung Lin, Fremont, CA (US);
Yubei Cao, Cupertino, CA (US);
Sandy X. Chang, Palo Alto, CA (US);
CISCO TECHNOLOGY, INC., San Jose, CA (US);
Abstract
In one embodiment, a method includes receiving, by a network node, a packet associated with a session. The method also includes performing, by the network node, a sequence-based anti-replay check and determining, by the network node, that the sequence-based anti-replay check rejected the packet. The method further includes performing, by the network node, a time-based anti-replay check, performing, by the network node, a selective anti-replay check, and determining, by the network node, whether to dynamically adjust a time-based anti-replay window size.