Security

The Akamai HD adware can't harm your computer directly, but it may lead you to dangerous sites and software that can.

Your Social Security number is what an identity theft wants most. Here's how to protect your SSN, and who doesn't need to know it.

If you have Siri enabled on your iOS 7 device's lockscreen, your contacts may be accessible to savvy snoops. Here's how to prevent that.

Smartphones are treasure troves of personal data for identity thieves, yet few phone users know how to protect that information.

Tax time is Christmas for identity thieves, who use all sorts of tricks to separate you from your money. Here's how to beat them.

Were you tricked into downloading the Lightspark Player Pro adware, or just sick of the popups? Here's how to get rid of it.

Does Heartbleed mean you have to change all your passwords? Nope. Here's the breakdown on what has to, and doesn't have to, change.

All of Yahoo is potentially at risk thanks to the Internet-wide Heartbleed security bug. Here's how to re-secure your account.

Worried about the Heartbleed bug affecting millions of websites? Here's a step-by-step guide on what you can do to protect yourself.

Follow this advice to keep using Windows XP safely even after Microsoft ends support.

TextSecure is an easy way for Android users to add extra security to SMS and MMS messages. Here's how to use the app.

Hollywood starlets aren't the only ones who need to worry about naked pictures online. Here's how to make sure it doesn't happen to you.

Address space layout randomization may be a mouthful, but it's also essential to protecting modern computer operating systems. Here's an explanation of what it is and how it works.

We hear a lot about viruses and Trojans, but not much about worms. What exactly is a computer worm, what does it do and how can you protect yourself from one?

Drive-by downloads are one of the most effective and sneaky ways of spreading malware, yet few people know they even exist. Here's an explanation of what they are, and how you can protect yourself against them.

Apple has probably ended support for Mac OS X Snow Leopard 10.6. Here's how to make the free upgrade to Mavericks.

Adobe has rushed out an emergency patch for Flash Player on Windows, Mac, Linux and Android. Here's why you need to install this patch right now.

When it comes to encrypting your files, you have a lot of options. Here are a few good ways to encrypt your files and folders.

On iOS, encrypting your device is as easy as setting a passcode. Here's how to do it.

Trojan horses are among the most prevalent forms of malware, yet there's often little explanation of how they differ from computer viruses and worms.

Protect against TheMoon worm by upgrading your Linksys router to the latest firmware and following these instructions.

Most Windows accounts have administrator rights, but this is risky. Learn how to create separate administrator and standard-user accounts.

Conduit Search is an annoying piece of adware that piggybacks on software updates. Here’s how to remove it from Chrome, Firefox, IE and Safari.

Despite a recent NBC News report, you're no more likely to be hacked in Russia than anywhere else. Here's how to make sure it doesn't happen.

Use one username for all your online accounts? Here's how that puts you in danger, and how to fix it.

The Electronic Frontier Foundation's HTTPS Everywhere browser plugin is available for Firefox for Android. Here's how to install it.

Browser taken over by ads and weird toolbars? Here's how to get rid of them in Google Chrome.

After April 8, Microsoft is yanking support for Windows XP. But what if you can't upgrade? Here's what to do.

The new ICE Unlock Android app lets Android phone owners unlock their devices via the rear-facing camera, but how well does it work?

We've heard a lot about spyware, but what exactly is it and how does it differ from other kinds of malware?