3CX DLL-Sideloading attack: What you need to know

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Unable to block Hoxx VPN

Hi guys,

I am unable to block the Hoxx VPN extension on firefox. I followed the Application filter recommended settings for better application detection (https://soph.so/WtpQzU). The application uses port 80/443 for VPN servers. Sophos XGS is unable to block the VPN.

Web Filter:

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  • I don't rely on IPS, i have both web and application policies that block all stuff I want to block vpns and tunnels along sites I consider annoying and of no value.


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