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

Detect time	2025-05-13 14:28:37
Detect client IP	10.152.1.112 (x-forward-for : 3.15.0.151 )
Detect URL	http://xn--9r7bn0g.xn--oi3bn8n8wbba250am4k7qcfvh.xn--3e0b707e/data/course/20031_main_thumbnail_pc