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In-depth articles on networking, security and infrastructure, organised so you can learn a topic end to end — or find the one fix you need right now.
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Featured · Networking
Slow Wi-Fi? Check router placement before you buy anything
Placement, channel congestion and interference cause more slow Wi-Fi than your internet plan does. Here's how to diagnose it in 20 minutes.
Turning on MFA: the order that actually matters
Multi-factor sign-in is the single best security upgrade most people can make. Start with the account that can reset all the others.
The 3-2-1 backup rule, and why you must test restores
Three copies, two kinds of storage, one off-site — and a backup you've never restored is just a hope.
Separate your smart devices from your computers
Cameras, TVs and smart plugs rarely get security updates. Here's how to put them on their own network — from a simple guest network to full VLANs.
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