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Annoying Verification On Its Way Out as CAPTCHA Goes Invisible

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

How Firefox Works

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

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?

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

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

How Spyware Works

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

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

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

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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