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

Detect time	2026-03-31 22:52:22
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-248a3ffff3784a74b9b95f1d0306dc62.do