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

Detect time	2025-05-13 23:44:18
Detect client IP	10.152.1.160 (x-forward-for : 3.145.2.74 )
Detect URL	http://xn--kg-jz1j901av1bc2ai37bfxezog.kr/data/course/20116_introduction_pc