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

Detect time	2024-04-19 13:53:47
Detect client IP	172.16.218.13 (x-forward-for : 3.145.63.136 )
Detect URL	http://www.knowtbt.kr/download/info/agreement/kor-sgp-annex_8a_ko.pdf