IoT has started attracting all scientists, innovators, technologists, engineers, and investors to start development and take part in one of the fastest growing markets in the world. It can fulfill the vision of all of these people to make the world better to live in. Once implemented on a large basis, it will make our lives easier, more comfortable, and safer. This revolution began by redesigning and replacing the smallest and basic things we use in our day-to-day lives. It is said that there will be about 30 billion devices as a part of IoT by 2020, excluding mobile phones and tablets. From toothbrushes to shoes, wallets, washing machines, switches, vehicles, and much more, they all will be part of IoT.

Some of the IoT devices learn our everyday habits, adopt them, and then respond by taking the decision by themselves. It can be really amazing to see the revolution in every physical entity by adding communication capabilities to it. There are no particular definitions...