Software Installation - amooma/GS3 GitHub Wiki

STRONG WARNING: Never use GS3 on an internet direct connected line -> Checkout GS4 for a safer approach!

We recommend

1. using one or more provider/s only, do not allow incoming connections from the net.
2. your box is behind a hardware firewall
3. or closing your firewall strictly at all

Exceptions

1. You know exactly the risks
2. You really know how to configure a firewall.