Portnox White Paper

IoT Fingerprinting: How it Works


In the early 1980s, long before the internet was a part of our daily lives, a computer science professor at Carnegie Mellon discovered a vending machine that could connect to ARPANET. Tired of finding the machine empty, or the soda warm right after being restocked, the professor and a couple of students wrote a program that would report on the contents of the machine and whether or not the drinks had been there long enough to be cold….and thus, the very first Internet of Things device was born.Two important developments followed in the history of IoT.

First was the proliferation of residential broadband and always-on connections.  Once upon a time, having a dedicated phone line for the internet was a luxury; if you were around for the dial-up days you probably remember trying to use the phone only to be met with 56k modem screeches...