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

Detect time	2025-06-02 14:41:00
Detect client IP	10.152.1.250 (x-forward-for : 3.143.246.80 )
Detect URL	http://www.nbac.co.kr/itbankcyber/course/library/images/img_cnt_03.jpg