3 ms·
Imagine how long it would take to scan every port between 1 and 65535 on millions of machines. Versus how long it would take to just try port 22 on millions of
by crdoconnor 14y ago
Imagine how long it would take to scan every port between 1 and 65535 on millions of machines.
Versus how long it would take to just try port 22 on millions of machines.
It wouldn't stop a determined hacker for more than a few minutes, but it will reduce the number of automated attacks on ssh essentially to zero.
- stinos 14y agothis. Everytime I check my logs there's tons of failed tries to port 22 yet none to the port ssh actually runs on. Which keeps the log with failed logins clean.