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

Detect time	2025-05-13 22:59:13
Detect client IP	10.152.1.112 (x-forward-for : 3.16.15.52 )
Detect URL	http://itbank-edu.co.kr/itbankcyber/course/itcourses/images/icon_mainbg_01.png