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

Detect time	2025-05-13 22:37:15
Detect client IP	10.152.1.160 (x-forward-for : 3.148.108.240 )
Detect URL	http://www.itbankedu.kr/theme_itbank/pc/pc_theme_02/images/sub/history_img02.jpg