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

Detect time	2026-06-27 19:57:57
Detect client IP	172.17.73.8 (x-forward-for : 216.73.216.103 )
Detect URL	http://www.greendaero.go.kr/svc/common/board/img/att-26f4ff8c8f2a48d4b1699f048952aa71.do