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

Detect time	2025-05-13 16:47:19
Detect client IP	10.152.1.112 (x-forward-for : 18.216.110.162 )
Detect URL	http://it-kgedu1.kr/itbankcyber/course/itcourses/images/cont02_table01.png