If you’re using SSH and you have your ports wide open to the world, your best bet would be to install fail2ban. If you’re curious though as of whom is trying to get in by bruteforcing your SSH passwords, you might get a clear view with the following command: grep “POSSIBLE BREAK-IN ATTEMPT” /var/log/auth.log This… Read More »
The Update manager in Jaunty tends to show up unexpectedly now and then. You close the window by reflex. But what if you didn’t have to cloes it anymore? Disable the application’s pop-up window by launching gconf-editor then go to apps > update-notifier and uncheck the auto_launch value.
Did you know you can lock your current KDE screen by using the command line? For the 3.x series use dcop kdesktop KScreensaverIface lock and for KDE 4.x try qdbus org.freedesktop.ScreenSaver /ScreenSaver Lock With the help of these you should be able to craft a simple shell script that will lock your screen at given… Read More »
If you are an administrator and have users on your server, keeping files with limited permissions should be a priority. To seek out all world-writable files on your machine, do a simple find / -perm -2 ! -type l -ls