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

Detect time	2025-06-05 20:06:16
Detect client IP	10.152.1.203 (x-forward-for : 3.145.53.72 )
Detect URL	http://xn--oi3bn8n8wbba250am4k7qcfvh.xn--3e0b707e/data/course/20036_main_thumbnail_pc