Using Shodan.io to find IoT devices including firewalls, CCTV, and servers

Quickly think of a website that allows you to search for anything. Without being a psychic, I’m guessing you thought of Google. Maybe I’ll stick to my day job. In the same way that Google crawls and scours the main parts of the internet and indexes websites and resources, Shodan takes a similar approach to scanning the internet and IP addresses and indexes useful information about devices that can be accessed across the web.

IoT (short for Internet of Things) devices are those that can connect to the internet but may not be traditional computers, such as laptops and desktops. IoT devices include smart devices, such as wearable fitness devices and trackers, smart microwaves and ovens, Amazon Echo, doorbell cameras, and even smart cars. IoT devices also extend to industrial systems and are referred to as Industrial IoT (IioT) devices. Think of a large soft drink manufacturing company as an example...