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

Detect time	2026-04-01 00:11:14
Detect client IP	172.17.73.9 (x-forward-for : 216.73.216.41 )
Detect URL	http://www.greendaero.go.kr/svc/common/board/img/att-b453e43c766c4c8f9a84271faf372032.do