Linux: Security Tips for New Users
Root: Don’t run as root.There are some tasks you must do as the root user. However, make sure you always type “exit” when you are done — or take advantage of sudo, which will automatically require you to re-authenticate as root after a timeout period. Do any and all of your normal tasks as a normal, nonadministrative user. If you don’t already have a regular user account (which should be nearly impossible with most distributions), stop whatever you are doing…