My New Mac, Snow Leopard Edition, 2nd Edition

Choosing and Changing Your Passwords

You should choose a password that's not easy for anyone to guess. For example, your first name, street address, 123, or simply PASSWORD are all bad passwords.

To create a password that's difficult to guess, use a mix of uppercase and lowercase letters with symbols and numbers, such as Dj8$eR2Lp. If you need help creating a good password, use a random password generator such as the one available at http://www.pctools.com/guides/password/. When you create a password of random characters, the odds of someone guessing the password are very low (but the odds of you forgetting your own password are much higher).

Here's how to change your password:

1. Click the Apple menu and choose System Preferences. The System Preferences ...