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

Detect time	2025-05-14 03:17:15
Detect client IP	10.152.1.112 (x-forward-for : 3.139.89.220 )
Detect URL	http://www.ithome.kr/itbankcyber/course/itcourses/images/cont01_table03.png