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

Detect time	2025-05-13 22:07:57
Detect client IP	10.152.1.112 (x-forward-for : 3.14.146.45 )
Detect URL	http://xn--c-3o6fla53it16b.it-bk.com/data/course/20122_main_thumbnail_pc