The request / response that are contrary to the Web firewall security policies have been blocked.
Detect time
2025-06-01 17:43:11
Detect client IP
10.152.1.13 (x-forward-for : 18.188.76.161 )
Detect URL
http://xn--o80bv3jt0q.xn--kg-jz1j901a9vcw7s0ie.kr/data/course/6_main_thumbnail_pc