It is literally a means or method by which something is secured through a system of interworking components and devices.home-security In this instance, we are talking about home security systems, which are networks of integrated electronic devices working together with a central control panel to protect against burglars and other potential home intruders. A typical home security system includes: A control panel, which is the primary controller of a home security system Door and window sensors Motion sensors, both interior and exterior Wired or wireless security cameras A high-decibel siren or alarm A yard sign and window stickers