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

Detect time	2025-05-13 12:12:39
Detect client IP	10.152.1.160 (x-forward-for : 3.129.17.22 )
Detect URL	http://xn--o80bv3jg9o2sb.xn--kg-jz1j901a9vcw7s0ie.kr/data/course/20032_introduction_pc