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

Detect time	2025-05-14 03:11:26
Detect client IP	10.152.1.112 (x-forward-for : 3.12.146.87 )
Detect URL	http://xn--kg-jd0jz9f8vrprcrvxdub.xn--jk1bs5xuka404c.kr/images/curriculum/drawing_slide4.jpg