firewall-bypass

GreenTunnel is an anti-censorship utility designed to bypass the DPI system that is put in place by various ISPs to block access to certain websites.

翻译 - GreenTunnel是一种反审查实用程序，旨在绕过各种ISP所建立的DPI系统来阻止对某些网站的访问。

PingRAT secretly passes C2 traffic through firewalls using ICMP payloads.

Download data from the internet bypassing the firewall using process injection