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

Detect time	2025-08-22 01:54:49
Detect client IP	216.73.216.28
Detect URL	https://yfl.yonsei.ac.kr/yfl/index.do?search_value=텔레@sta79m#a해주세요해드립니다증거조작해주세요해드립니다증거조작