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Annoying Verification On Its Way Out as CAPTCHA Goes Invisible

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How will Google's reCAPTCHA technology change as it goes invisible? Learn more about identity verification in this HowStuffWorks article.

How Firefox Works

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Firefox is an alternative to Internet Explorer, Safari and other Web browsers. Learn more about how Firefox works.

2016 Broke the Record for Stolen Data

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2016 was a record-breaking year for the number of data records stolen. Learn more at HowStuffWorks Now.

Could a single hacker crash a country's network?

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Could a hacker crash a country's network? Learn about cyber-attacks and threats and if a hacker could crash a country's network.

Data Sent via Infrared Light Could Make WiFi Hundreds of Times Faster

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Could light-based WiFi replace our current radio-based networking standard? HowStuffWorks investigates the potential for superfast WiFi via light.

How Spyware Works

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Spyware is malicious software that can hijack and cripple your computer. Learn about spyware, how spyware gets on your computer and spyware removal.

How Fingerprint Scanners Work

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Your fingerprints are not only unique; they're also very hard to fake and even harder to misplace. What better ID to use in a security system? Learn how fingerprint scanners know it's you.

How Screensavers Work

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Screensavers used to be necessary due to CRT monitor quirks -- now, they're mostly used for entertainment and security. Find out what a screensaver is and how it knows when to kick in.

How VPNs Work

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Virtual private networks (or VPNs) give companies a way to extend their secure networks using Internet pathways. Find out how remote users can use VPNs.

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