Technology
Device know-how, security basics and plain-English explainers for the tech you use every day.

What Is a VPN and Do You Actually Need One?
VPN ads promise total privacy. The reality is more modest — and more useful. Here's what a VPN really does and when it's worth having.
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What Is PushWiki.com? A Plain-English Guide to the Free Knowledge Platform
No paywalls, no sign-up walls, no pop-up maze. Here's what PushWiki.com is, how the site is organised, and how to get the most from it.
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What Is Two-Factor Authentication and Why You Should Turn It On Today
A password alone isn't enough any more. Here's how 2FA works, which type to pick, and the five accounts to protect first.
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