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I'm looking for a reverse firewall, something like Little Snitch for Linux, but my google-fu is failing me. Does something like this exist on Linux?

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closed as primarily opinion-based by Braiam, Networker, jimmij, slm Dec 21 '14 at 16:06

Many good questions generate some degree of opinion based on expert experience, but answers to this question will tend to be almost entirely based on opinions, rather than facts, references, or specific expertise.If this question can be reworded to fit the rules in the help center, please edit the question.

2 Answers 2

TuxGuardian won't compile on newer kernels.

LeopardFlower over at is the closest you can get for Linux nowadays.

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TuxGuardian is the closest thing I've seen to Little Snitch for Linux:

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