Security

How to defend yourself against the malicious ads hijacking iPhone and iPad web browsers.

After beta-testing the feature for months, Reddit has finally rolled out two-factor authentication (2FA) for all users.

Here's a step-by-step tutorial on how to set restrictions (parental controls) for movies, TV shows, adult content and more on YouTube.

It's easy to steal Bitcoin and other cryptocurrencies. How can you protect your holdings? Can you ever get stolen bitcoins back?

This is the best way yet to give spammers a taste of their own medicine.

These instructions should help you update your router, which is vital to securing every internet-connected device in your home.

Apple is making iOS 11, macOS High Sierra users switch from two-step verification to the newer two-factor model. Here's what you need to do.

CCleaner is a tremendously useful free application that can remove digital clutter and unwanted adware. Here's how to install and use it.

If ransomware hits your computer, don't panic. Here are several things you can do.

Malwarebytes Anti-Malware is a powerful, free tool that gets rid of adware and other unwanted programs. Here's how to install and use it.

The WannaCry ransomware is pretty scary, but there simple ways to protect yourself from it. Here are just a few.

Stop Comcast from using your router as a public hotspot by turning off the home-hotspot feature in your Xfinity modem.

Secure messaging app Signal has finally added the ability to make video calls. Here's how to do it.

Worried a hacker or criminal might steal your identity? Here are 7 dumb ways people carelessly hand over their private personal information.

So, you've decided to delete your Yahoo account. Nobody can blame you, and we've got a guide for erasing it.

Three popular Bluetooth trackers can expose your password and location when paired with your phone, and there's no easy fix.

Facebook Messenger's 'Secret Conversations' allow end-to-end encryption, but the feature is opt-in. Here's how to turn it on and use it.

Even if you reset your Yahoo password, your phone -- and a hacker's phone -- stays logged in. Here's how to reset access for mobile devices.

Yahoo may confirm the legitimacy of a data breach involving 200 million user accounts, including login credentials and dates of birth.

Yet another Flash Player flaw threatens your security. Here's how to protect yourself by disabling Flash in every major browser.

Cleaning up an infected PC can be frustrating. Here are some simple steps for purging malware from your system.

Facebook offers multiple ways to report harassment and abuse on its social network.

Google's mobile version of Chrome now offers the same Safe Browsing feature as its desktop counterpart. Here's how to make sure it's watching out for you.

Amazon has finally added an option to enable two-factor authentication, which makes accounts much harder to hack. Here's how to set it up.

A newly enabled feature in Vizio TVs may share your viewing habits with advertisers. Here's how to disable it.

If you have MacKeeper on your Mac, you need to get rid of it ASAP. It requires a few extra steps beyond the standard uninstall process.

Yahoo aims to eliminate the password by sending push notifications through its Yahoo Mail mobile app.

Lenovo appears to have installed a BIOS-level utility that adds non-Microsoft software to 'clean' installations of Windows.

A whopping 95 percent of Android devices are at risk of hijack-via-text message from the Stagefright Vulnerability. Here's how to find out if your phone or tablet is still vulnerable.

It's always a good time to make sure you've secured your Facebook account, so here's how to use the social network's Security Checkup.