Group entry hacks are a favorite for hacker social groups. Why use old fashioned keys when you can use newfangled electronic keys? If you are looking to build a simple RFID-based security system to ...

Electrical door locking is a crucial car security feature. But, how do cars' central locking systems work, and what are keyless and smartphone entry systems? When you purchase through links on our ...

Finding and installing the right keyless door lock depends on whether you already have smart home security, your Wi-Fi ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Doug Mahoney Doug Mahoney is a writer covering home-improvement topics, ...