By harnessing quantum dots and inventive protocols, researchers have cracked a decades-old challenge in quantum encryption, showing secure communication can work without perfect hardware.

Learn how to password-protect or encrypt emails in Microsoft Outlook desktop client and Outlook on the Web. You can also read encrypted email outside Office clients.

If device encryption isn’t available on your device, you may be able to turn on and use BitLocker instead. Device encryption is available on supported devices running any Windows 11/10 edition.

DEF CON happened just a few weeks ago, and it’s time to cover some of the interesting talks. This year there were two talks in particular that are notable for being controversial.

The latest example of the runaway hype that can come from such pitches is research published today by SquareX, a startup selling services for securing browsers and other client-side applications. It ...

Stop using the same login credentials everywhere. The best password managers we've tested create a unique and strong password for each of your online accounts and alert you to potential data leaks.