this post was submitted on 12 Nov 2023
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Port Knocking with knockd and Linux - Server Hardening (ittavern.com)
submitted 2 years ago by wop to c/ittavern
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I've created a new article about Port Knocking in preparation of my rework of the SSH Hardening guide.

I'd like to hear your opinion about port knocking.

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[–] wop 2 points 2 years ago

public key authentication ... is king.

I agree that port knocking won't replace any other hardening method, but I thought I'd look into it since it gets recommended so often. Not a big fan either.