International Journal for Recent Development in Science and Technology

Recent times have overseen exceedingly high crime rates, and the appalling situation demands additional personal security measures.In light of the new advancements in technology, the demand for wireless systems has witnessed tremendous affinity, with major domains rapidly attempting to adopt the technique into their custom applications.Security is one such domain where wireless technology has thescope to achieve numerous practical applications.In one such instance, this study deploys the WiFi protocol over an intruder detection system using a TI LaunchPadMSP430.The TI launchpad is connected to the NuttyFi board which provides it with the internet connectivity required to put it online.The motion sensor acts as the input device that triggers the alarm which triggers output devices for intruder warning, in this case, a buzzerin parallel.The system also updates the alert in realtime online over the Blynk web server.This article combines embedded programming, wireless communication, hardware components, and sensing to build an intruder alert system.Using a page from technological baskets like IoT, RF, andembedded systems, the system fulfils a crucial requirement of the current society.Cross-platform usage boosts the utility of this system, putting it in the hands of millions of users. I.