> It is very well possible to brute-force port knocking It's incredibly unlikely - there is probably more chance of the sun imploding tomorrow. And if you're t

> It is very well possible to brute-force port knocking It's incredibly unlikely - there is probably more chance of the sun imploding tomorrow. And if you're the type to install port knocking, you've almost certainly also installed something like LFD, which will temporarily block IPs for port scanning. Also, without inside information, how would you even know that a server was using port knocking? > unlike