Port knocking is like a secret handshake or magic word between client and server. It can be used in various ways, but most commonly as a security feature to deny all contact to a specific service - li

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.

  • wopOPM
    2·
    1 year 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.