Secure Hand-held Radio with RC4 Encryption

We live in a world where cyber threats are on the rise. Communication between two nodes has faced the challenge of intruders eavesdropping, and acting as "men in the middle". Moreover, devices that have in-built security solutions have proven to be expensive, either in terms of the hardware or the [communication] service being offered.The aim of this publication is to provide a cost-efficient and secure two-way radio solution that could be adopted and customized in various contexts.