ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,570, issued on Feb. 10, was assigned to KIWONTECH Co. LTD. (Seoul, South Korea).

"Email security system for blocking and responding to targeted email attacks, and operation method thereof" was invented by Chung Han Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An operation method of an email security system comprises the steps of: configuring security threat information synchronization data by synchronizing targeted email security threat information configured by performing a targeted email security threat inspection on an inbound mail with targeted email security threat information configured by performing a targeted email ...