Experts say many homeowners make mistakes with their home security systems.

It feels like a cassette revival comes along every few years, and with the latest iteration in full swing, we were both startled and amused to see that at least one inventor is re-exploring the idea ...

Plus, home security cameras enter their dragnet era and a Stanford student’s matchmaking algorithm takes over campus.

The FBI obtained and released home security footage in the kidnapping investigation of Savannah Guthrie's mother, sparking nationwide privacy concerns about how such footage is stored and accessed.

Does the technology prevent shootings? The evidence is thin. Critics suggest security companies are preying on fear.

David Kennedy, former NSA hacker and Marine Corps cyber operator, joins ABC News Live to break down the use of doorbell ...