Believe it or not, thousands and thousands of people use "123456" as an online password. Do you? If so, change it!

If someone discovers your password, no matter how strong it is, they can use that against you if you don't change up your passwords between sites.

True. Passwords are always harder to break if they include random numbers and symbols rather than just letters.

Your e-mail password is extremely important. If anyone gets access to your e-mail account, they can change your other passwords and have them sent to your e-mail address -- which they can now access.

iCloud, of course! Apple continues to leverage its brand by using the lowercase "I" to name its products.

False! (You know this already, right?) Even if you trust them, who knows when they might decide to pull a prank?

LastPass takes all of your various passwords and locks them behind one master password that makes browsing easier.

Make sure you never leave your accounts logged in -- the next person to use that computer could gain access to your information.

Apple's Time Capsule makes backing up data from Mac computers a seamless process.

Both, of course! Phsyical media can be damaged, and servers can crash, but you're much safer having your data backed up twice. Redundancy is insurance.

Dropbox has grown from a tiny startup launched in 2008 to an extremely popular cloud storage solution.

Free users start off with 2GB, but can unlock several more gigabytes by inviting friends to the service.

Amazon launched its Cloud Drive and Cloud Music hosting in early 2011.

Skydrive is built for storing files, while Mesh is built for syncing files across multiple systems via the cloud.

LulzSecurity, or LulzSec, hacked a number of Web sites, including government sites, over a period of several weeks in 2011.

Common phrases are easy to guess -- try to avoid real words like "mustang" or "gojets."

If you're only saving a few gigabytes of data, the answer is $0! There are plenty of free cloud storage solutions out there.

HTTPS, or Hypertext Transfer Protocol Secure, encrypts data traveling from your computer to the Web server to ensure none of your information is stolen.

Social networking sites often encourage us to post our locations, names, ages and other identifying information online, which makes it easier for people to uncover more details -- like our social security numbers.

A hacking dictionary runs through real words to try to break your password. That's why you should always use numbers and symbols!