Wi-fi Can Reveal Your PIN Number …

There are some things in science that you think are so unbelievable that they are just not possible. So, did you know that you can detect someone’s breathing and heart rate, even if you are in the next room? Well you can, as the breathing and skin movements affect the propagation of wi-fi signals, and the changes in the wi-fi signal can be detected for even the smallest of movements:

As you may know, we also do a great deal in side channel attacks, such as where the electrical supply of a device can reveal an encryption key [paper]:

In 2016, researchers from Shanghai Jaio Tong University, University of Massachusetts at Boston, and the University of South Florida have shown that it is possible that a radio signal can reveal your password [here]: