Mac Security Tip: When You Should Enter Your Password in Mac OS X
This Mac security tip discusses when it is normal for you to have to enter a password on your Mac. Don't get fooled by the recent epidemic of fake antiviruses trying to get installed on your Mac, and asking for your password to do so.
http://blog.intego.com/2011/05/13/mac-security-tip-when-you-should-enter-your-password-in-mac-os-x/
