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Learn about the latest online threats and how you can protect your PC or mobile device—and your privacy. Check out our guides and security downloads for all platforms.


Bitdefender Total Security 2015 combines impeccable protection with strong features, including profile settings to optimize resources.


The news is rife with stories of how smartphones and social media can get teens into trouble, but on the flip side, smartphones themselves can be the greatest tool for parents who want to keep track of their...

Downloads for Security

software editor's choice
  • Kaspersky Internet Security - free

    Kaspersky Internet Security does a better-than-average job of keeping your PC safe. Three new features along with expected upgrades to their antivirus engine keep Kaspersky competitive.

    available for : windows
  • BitDefender Internet Security - free

    BitDefender Internet Security is a complete protection to avoid all threats that may enter or harm your computer system.

    available for : windows
  • Intego Mac Internet Security X8 - free

    Protect your Mac from Internet threats with Intego Mac Internet Security X8.

    available for : mac os
See "Security" downloads
news - JULY 31 2

Nicknamed Crouching Yeti, a new widespread malware campaign steals corporate secrets from major companies in the US and abroad.

news - JULY 31 4

Most home Internet routers have serious security flaws, with some so vulnerable to attack they should be thrown out, an expert warns.

news - JULY 31 2

Someone's been snooping on the Tor network, using previously-unknown flaws to undermine the network's anonymity and possibly spy on users.

news - JULY 30 0

The Signal privacy app has made its way to iOS, making it the first free app that offers end-to-end encryption on Apple phones.

news - JULY 29 1

An Instagram user recently unearthed a major flaw in the iOS version of Instagram that allows users on the same Wi-Fi network to hijack it.

news - JULY 29 2

Researchers have devised Android malware that can leverage your phone's seemingly innocuous voice commands to speak your secrets out loud.

news - JULY 28 7

Antivirus programs are just as susceptible to hacking and exploitation as any other kind of software, warns a researcher.

news - JULY 28 12

An ironclad drone software kernel called seL4 is about to go open-source, allowing both governments and enthusiasts to keep machines secure.

news - JULY 28 4

People trying to hack others' Facebook accounts ended up being hacked themselves, thanks to a new scam.

news - JULY 23 2

The dangerous Android ransomware known as Simplocker now has even more capability and seems to be targeting U.S. residents.

news - JULY 23 12

An iOS security specialist has found undocumented surveillance mechanisms buried deep within the operating system.

news - JULY 22 0

The new Flock app for Android devices adds extra encryption to the existing calendar and contacts sync to help secure your personal data.

news - JULY 21 2

PC Optimizer Pro is a potentially unwanted program that can be difficult to remove from your computer. Here's how to get rid of it.

news - JULY 20 8

Widespread technological knowledge is essential to modern democracy, NSA leaker Edward Snowden told a gathering of hackers in New York.

news - JULY 19 16

All Web data needs to be encrypted, two technology activists tell the crowd at the HOPE X hacker conference.

reviews - JULY 18 2

Here are the best cellphone monitoring programs for tracking what your kids and employees are doing on their mobile devices

reviews - JULY 18 3

Here are the best radar detectors available in 2014 including models with multiband, laser and GPS capabilities.

news - JULY 18 0

Email sent to and from iCloud servers just got more secure, as Apple has started in-transit message encryption.

news - JULY 18 5

As the Internet of Things spreads to everyday devices, digital attacks could have deadly consequences.

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