The circuit was designed to illustrate the operation of an electronic keypad to be utilized in the burglar alarm system by having five keys as the security syntax. The circuit was designed to ...

A burglar alarm system has one job, and one job only — to sound an alarm when intruders venture into your property. Unfortunately, SimpliSafe has failed its singular task in rather epic proportions.

A security system used in more than 200,000 homes has an unfixable flaw that allows tech-savvy burglars to disarm the alarm from as far away as a few hundred feet. The wireless home security system ...

What we may have is "a failure to communicate!" In previous Lockdown articles we have examined the vulnerabilities of mechanical locks and how easily most of them can be compromised. Even some popular ...

PSTN or GSM Alarm Control Panel with LCD diagram and text dispaly, Ademco 4+2 and Contact id protocol for security service monitoring. The master control panel can equip motion sensor, smoke detector, ...