How can i limit SSH login attempts per minute per IP ? I want to disable login attempts during 5 seconds after a failure. Is this possible ? I'm not talking about ban a user after parsing logs like ...
I know Linux supports multiple users being logged in at the same time. But what's the maximum number of users that can be logged into Linux at the same time? I see there are there are 69 tty files ...
Could someone tell me how to set the default value of nice (as displayed by top) of a user? I have found that /etc/security/limits.conf is the place but if I put either: username_of_a_guy - nice ...