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

Detect time	2025-05-13 19:00:59
Detect client IP	10.152.1.160 (x-forward-for : 3.145.159.123 )
Detect URL	http://xn--zz4b25d9n548ahyc.it-bk.com/data/course/49_main_thumbnail_pc