The request / response that are contrary to the Web firewall security policies have been blocked.

Detect time	2025-05-13 13:16:24
Detect client IP	10.152.1.160 (x-forward-for : 18.222.109.133 )
Detect URL	http://kgitbank.xn--kg-j96is77cveb.kr/data/course/18_main_thumbnail_pc