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

Detect time 2025-05-28 08:17:35
Detect client IP 10.152.1.250 (x-forward-for : 18.224.149.17 )
Detect URL http://xn--kg-jz1j901av1bc2ai37bfxezog.kr/data/course/20060_main_thumbnail_pc