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DIY-IT

David Gewirtz warps space/time with neat hacks, cool do-it-yourself projects, business survival tips, and commentary that peels paint.

David Gewirtz

In addition to hosting the ZDNET Government and ZDNet DIY-IT blogs, David Gewirtz is an author, U.S. policy advisor, and computer scientist. He is featured in The History Channel special The President's Book of Secrets, is one of America's foremost cyber-security experts, and is a top expert on saving and creating jobs. He is also director of the U.S. Strategic Perspective Institute as well as the founder of ZATZ Publishing. David is a member of FBI InfraGard, the Cyberwarfare Advisor for the International Association for Counterterrorism & Security Professionals, a columnist for The Journal of Counterterrorism and Homeland Security, and has been a regular CNN contributor, and a guest commentator for the Nieman Watchdog of the Nieman Foundation for Journalism at Harvard University. He is the author of Where Have All the Emails Gone?, the definitive study of email in the White House, as well as How To Save Jobs and The Flexible Enterprise, the classic book that served as a foundation for today's agile business movement.

Latest Posts

7 fixes for missing Slack notifications on MacOS

We explore the reasons Slack might not notify you, and how you can fix it. If that's what you really want to do…

3 days ago by David Gewirtz in Collaboration

4 ways Windows people get MacOS wrong

MacOS is often misunderstood by users coming from other operating systems. Here are four things you need to know if you're considering making the switch.

January 24, 2023 by David Gewirtz in Mac OS

How to stop spam texts on your iPhone in 3 easy steps

It really only takes one minute to remove iPhone's most annoying annoyances: spam text messages. Here's how you can stop them once and for all.

January 20, 2023 by David Gewirtz in Productivity

11 robot toys that make great gifts

If you want to spark the imagination of your kids and help them hone tech skills they'll need as adults, check out this list of our favorite tech toys.

January 19, 2023 by David Gewirtz in AI & Robotics

What is the best gaming VPN, and why does ping speed matter?

Are you a casual gamer or Twitch viewer seeking secure and fast ways to enjoy gaming? The best gaming VPNs offer easy-to-use apps, quick connection speeds, and work on multiple platforms.

January 17, 2023 by David Gewirtz in VPN

What are the best email hosting services and do they protect data?

The best email hosting services provide a professional email address with generous storage, spam protection, and other nifty features.

January 16, 2023 by David Gewirtz in Services & Software

Using a VPN to torrent is a no-brainer and legal gray area, so which is best?

There can be legal issues with torrenting and P2P file sharing, but for legitimate users, these torrenting VPNs are best for supporting secure downloads.

January 16, 2023 by David Gewirtz in VPN

Unblock streaming services and secure your downloads with these Windows VPNs

When you're looking for the best VPN for your Windows PC, everything from server count to the ability to unblock streaming services to security, matters. Here are some of the top VPNs for Windows 7, 8, 10, and 11.

January 13, 2023 by David Gewirtz in Security

Can AI detectors save us from ChatGPT? I tried 3 online tools to find out

With the sudden arrival of ChatGPT, educators and editors are facing a worrying surge of automated content submissions. We look at the problem and what might be done.

January 13, 2023 by David Gewirtz in AI & Robotics

The fastest VPNs: Get great speeds without sacrificing security

We've tested 17 VPN providers' performance so you can know which ones have the best overall and most consistent performance.

January 12, 2023 by Jason Stauffer in VPN

The top travel VPNs (plus whether a VPN is all you need to be protected)

The best travel VPN for you should be compatible with all of your mobile devices and provide a secure and reliable connection. If you're looking for one to try in the new year, here are your top travel VPN choices.

January 11, 2023 by David Gewirtz in VPN

Which VPN should you use on iPhone and iPad and is there a free option?

It's a good idea to have a VPN for both your iPhone and iPad. Here's everything you need to know when you're wading through all the options.

January 11, 2023 by David Gewirtz in VPN

What are the cheapest VPNs that actually still work and protect your data?

You want a VPN that can protect your data, hide your location, and unblock streaming services. These cheap VPNs can tick all your boxes without breaking the bank.

January 10, 2023 by David Gewirtz in VPN

Need a printer? We ranked the best inkjet, photo, and laser printers

We compared the top printers and broke them into categories: Inkjet, photo, and laser printers. Our research found that the best home office printers include high-tech features like Wi-Fi printing, voice-assistant compatibilities, zero-waste cartridges, and more.

January 10, 2023 by David Gewirtz in Home & Office

How to download YouTube videos for free: Plus two other ways

We offer you two straightforward download options and a more technical Linux command line option.

January 9, 2023 by David Gewirtz in Video Streaming Services