Remember when I said that your own users are your greatest security risk? Here's where you learn to keep the little buggers in line. FreeBSD has a variety of ways to allow users to do their work without giving them free reign on the system. We'll look at the most important tools here, starting with adding users in the first place.
Creating User Accounts
FreeBSD uses the standard Unix user management programs such as passwd(1), pw(8), and vipw(8). FreeBSD also includes a friendly interactive user-adding program, adduser(8). Only root may add users, of course. Just type
adduser on the command line to enter an interactive shell.
The first time you run adduser(8), it prompts you to set appropriate defaults for all new user settings. Follow ...