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

Detect time	2026-04-06 10:22:18
Detect client IP	172.17.73.10 (x-forward-for : 216.73.216.25 )
Detect URL	http://www.greendaero.go.kr/svc/common/board/img/att-776c39be33d3434cb4e93089f19f1987.do