ALEXANDRIA, Va., March 26 -- United States Patent no. 12,261,780, issued on March 25, was assigned to CISCO TECHNOLOGY INC. (San Jose, Calif.).

"Systems and methods for automatically adjusting a time-based anti-replay window size" was invented by Changhong Shen (Shanghai), Chingsung Lin (Fremont, Calif.), Yubei Cao (Cupertino, Calif.) and Sandy X. Chang (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "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...