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

Detect time	2025-05-14 03:03:26
Detect client IP	10.152.1.199 (x-forward-for : 3.15.10.50 )
Detect URL	http://www.ithome.kr/itbankcyber/course/itcourses/images/icon_mainbg_04.png