The best DIY security systems in our tests protect your home well with core features such as keypads, smartphone apps, and remote sirens, but most of the systems we tested showcased weak data privacy.

and three mobile systems, as well as one mobile device exclusively available through Amazon’s Bay Alarm Medical Store. Its in-home systems have a lower monitoring cost than many other companies ...

Advertising disclosure: When you use our links to explore or buy products we may earn a fee, but that in no way affects our editorial independence. A DIY home security system skips all the tedious ...