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by Bnshsysjab 1241 days ago
How does this work on a technical level? What stops an app bypassing the firewall?
1 comments

Sounds like it uses Linux firewall stuff like iptables/nftables/eBPF.

https://github.com/evilsocket/opensnitch/wiki/Dependencies-a...

Seems like the Linux kernel enforces the firewall rules:

https://github.com/evilsocket/opensnitch/wiki/Why-OpenSnitch...