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

Detect time	2025-05-13 22:47:38
Detect client IP	10.152.1.112 (x-forward-for : 3.144.136.254 )
Detect URL	http://itbank-edu.co.kr/itbankcyber/course/itcourses/images/cont02_table02.png