Have you ever gone on vacation and forgot to arm your home security system? Have you ever wanted to check in on your pet while you were away from home?

If you answered yes to either of these questions,  you will definitely want to check out our featured article on 5 Must-have Security Apps for iPhone. We'll also take a look at apps that can encrypt phone calls from your iPhone and track your phone if it's lost or stolen.

What's your favorite security-related iPhone app? Let us know in the comments section below.

Can you spot a phishing scam e-mail from a mile away? Are you a human scam detector?

The focus of this week's featured article is on How to Scam-proof Your Brain. In the article, you'll find  some mental self-defense techniques that you can use to help develop your scam detecting "Spidey" sense.

Check out the article in the link and then come back here and let us know (in the comments section below) what is the most convincing scam you have ever encountered?

Quick Response or QR codes like the one in the picture above seem to be popping up everywhere these days. They are great for advertisers and marketers because they allow users to obtain product information and website addresses by scanning the multidimensional bar code with their smartphone's camera. Unfortunately hackers and criminals are also using QR codes to trick users into installing malware, or handing over personal information.

Before you scan another QR Code with your smartphone, check out our featured article on how to protect yourself from malicious QR codes being spread by criminals and hackers:

Have you been the victim of this new type of attack? Let us know your experience in the comments section below:

Did you enable the new Facebook Timeline feature yet? The new Timeline lets you, your friends and, depending on your privacy settings, complete strangers flip through your Facebook history like a digital scrapbook. It has a newspaper-like appearance and all is easily navigated. Simply click on the year you are interested in and it jumps to all your old posts for that time frame.

What can you do to lock down your new Timeline? Check out this week's featured article on How to Secure Your Facebook Timeline for some tips on how to keep stalkers and other bad guys from perusing your old posts (and your new ones as well).