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

Detect time	2025-05-13 10:19:50
Detect client IP	10.152.1.160 (x-forward-for : 18.188.100.195 )
Detect URL	http://yeon.naeiljob.co.kr/data/openlecture/18_p_lec_place_on_01