Security software

What's behind our security software Ratings?

Experts at our National Testing and Research Center tested 18 models in security software to see which ones perform best.

We look for:

Overall score
Important attributes that might affect your buying decision. For information on specific features, click on the icon below the column title. Additional features may be included on the individual model pages; click on the model's name to reach its page.
Performance (anti-malware)
Anti-malware performance measures effectiveness blocking malware while ignoring safe activity.
Ease of use
Ease of use covers installation, changing settings, and interacting with the software
Resources
Resources measures use of memory and tendency to slow computer operation during a scan.
Scan speed
Scan speed measures how quickly the product can scan a large group of files for threats.
Net threats
Net Threats shows how well the product protected against live exploits on websites.
False positives
False positives shows how completely the product was able to ignore safe files.
Performance (firewall)
Firewall performance shows how well the software blocked attacks to and from the Internet.

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Security software user reviews

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Recommended security software

Recommended security software are standout choices with high scores. They include CR Best Buys, which offer exceptional value. When narrowing your choices, weigh features, price, and attributes that matter to you.

Recommended security software

Security software buying guide

To find the security software that is right for you, read our expert advice on which features to consider and how to find the best value.

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Why shop here?

In addition to finding Ratings for the latest models, you can now shop online using an ad-free interface where you can buy security software in a safe-shopping environment.

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Security software helps protect your computer—and the personal information you have stored on it. If you're looking for information about security software, Consumer Reports is your best resource. Use our security software buying guide to help you choose the best security software for your needs.

Ratings & recommended security software

Security software (18)

We recommend running a firewall and an anti-malware program on your computer. You might also want to run an anti-spam program if the filter on your e-mail program from your service provider allows too many unwanted messages to get through.

Security software buying guide

New PCs almost invariably come with a free trial version of a subscription security suite from a company such as Symantec or McAfee. But you can probably skip paying for those programs and still be safe online, our latest tests confirm.

Our evaluations, performed in conjunction with International Consumer Research & Testing, an association of independent, not-for-profit organizations, turned up free programs that should adequately protect all but the most at-risk Internet users from malware--viruses, spyware, and other online ... Read more

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