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Change the router admin password, update firmware, use WPA3 or WPA2 AES, and switch off WPS, UPnP and remote access to close the usual ways into a home network.
Passkeys: how they work and why they resist phishing
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Passkeys swap the password for a key pair that never leaves your device. Here is what happens at sign-in, and where the model still has weak points.
How two-factor authentication works and where it fails
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Two-factor authentication stops a stolen password from being enough. Here is how the factor types differ, where the gaps remain, and what to turn on first.
What a VPN does and does not do for your privacy
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A VPN hides your traffic from the network you are on, but it is not anonymity. Here is what it truly protects and what it leaves exposed.
What USB-C standards mean for cables, speed and charging
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The oval connector says nothing about speed or wattage. The USB version, the cable and Power Delivery decide what you actually get.
How to keep an old laptop fast without replacing it
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A slow older laptop is usually held back by a full disk, startup apps, a spinning hard drive or heat. Fix those and it can still feel quick.
How to back up your phone so a lost device is survivable
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Sync is not a backup. Set up cloud and computer copies, check what each one actually stores, and test that a restore works.