Smart Home & AI
Smart Home Network Tips
Every smart gadget is a small computer that talks to the internet. A few network habits keep a cheap camera or plug from becoming a way into your whole home.
Last updated June 6, 2026 · By Harbor Privacy
Put Smart Devices on Their Own Network
The single best move: keep your gadgets off the same network as your phones and computers.
- Use a separate guest Wi-Fi network, or an IoT SSID/VLAN if your router supports it.
- If a cheap device is ever hacked, it cannot reach your personal machines.
Block Their Phoning Home
Smart TVs, speakers, and cameras constantly send telemetry and ad data. Network-level DNS filtering blocks those tracking domains for every device at once, without touching the features you use, see our how smart devices track you guide.
Keep Firmware Updated
- Turn on automatic firmware updates wherever the device offers it.
- Retire devices that no longer get security updates, an unpatched camera is a real risk.
Buy and Set Up Smarter
- Change the default password the moment you set up any device.
- Turn off UPnP and remote access you do not need.
- Prefer brands with a good security track record and local control, so the gadget still works if the company disappears.
Common Questions
Do I need an expensive router for this?
No. Most routers have a guest network, which is enough to separate smart gadgets from your computers and phones.
Is a guest network really enough?
For most homes, yes. It isolates devices from each other and from your main network, which stops the worst attacks.
What about Matter and Thread devices?
They can improve local control and reduce cloud dependence, but the same rules apply: segment them, update them, and block their telemetry.
WANT THIS DONE FOR YOU?
Harbor Privacy blocks tracking and ad domains at the DNS level for every device on your home network, automatically. Get started here.