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

Detect time 2025-09-23 09:20:18
Detect client IP 10.152.1.78 (x-forward-for : 10.2.20.193 )
Detect URL http://itbank-itedu.co.kr/itbankcyber/course/itcourses/sub.php