Eric GeierContributor, PCWorld

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Eric Geier is a freelance tech writer as well as the founder of NoWiresSecurity, a cloud-based Wi-Fi security service, and On Spot Techs, an on-site computer services company.

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7 easy tips to extend your PC's lifespan

PCs are pricey. These 7 tips and tricks can help yours live to a ripe old age.

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How to rescue your PC from ransomware

Don't negotiate with e-terrorists. Be a hero and rescue your hostage PC.

Meet WISP, the wireless future of Internet service

No cable or phone line required. No satellite lag. Traditional ISPs should be nervous.

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4 field service management solutions to keep your jobs on track

Scheduling, billing, inventory and client tracking -- these applications offer complete systems for managing your on-site service business.

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All about beamforming, the faster Wi-Fi you didn't know you needed

It focuses the signal for faster transmission, and it's built into many of the latest 802.11ac routers.

Ditch your ISP's modem and change your Internet experience forever

If your ISP allows it, buying and installing your own modem can net you some sweet performance improvements and a cheaper monthly bill.

5 Wi-Fi security myths you must abandon now

Save yourself and your friends from these outdated or inaccurate security techniques, and learn the current best practices.

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5 tips for easy PCI compliance

Meeting the Payment Card Industry's data security standards is challenging for most small businesses. Follow these steps to simplify your requirements.

AVG's 2014 lineup of antivirus and security includes new Web privacy protections

New features include File Shredder to make deleted files unrecoverable, and Data Safe to create a virtual encrypted drive. AVG also released its PrivacyFix app for iOS and Android, to assess privacy settings on the fly.

Resurrect your old PC as a public kiosk for fun and profit

Give your old hardware a second life: Build a PC with the right tools and software to provide safe, secure public access in a small business or public setting.

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New Kaspersky products pack better whitelisting and ransomware rescue features

Kaspersky's 2014 security software includes improvements like a new Trusted Applications mode and a beefed-up Safe Money feature set.

How to clean and secure your browser like a pro

Ads and toolbars are the scum and villainy of the browser world. Eliminate them quickly and make sure they never come back with these simple tips.

Windows 8.1 steps up security with biometrics, encryption, and more

Windows 8.1 Preview promises a safer experience, from antivirus and malware protections baked into IE 11, to VPN and remote-wiping enhancements for business users.

Here's what an eavesdropper sees when you use an unsecured Wi-Fi hotspot

Use unsecured public Wi-Fi hotspots much? You'll rethink that practice after we show you what can be captured from those connections.

How to child-proof the Internet

Child predators, pornography, online bullying—kids can stumble into all sorts of trouble online. Make sure your PC, mobile devices, and social networks are safe with these simple tips.