The article says:
“Virtually all wearable devices today communicate wirelessly through either Bluetooth, WiFi, or simple RF (Radio Frequency) signals. While we could try to make those more secure, there is always the possibility that they could be intercepted or spoofed. This new technology avoids the problem altogether by allowing devices to communicate across the body without utilizing wireless methods at all.”
“Researchers have protected your pacemaker, other medical tech from remote hacks before they happen”
“The human body carries electrical signals well. Now these signals can be contained within close proximity of the body”
A YouTube video is available at https://youtu.be/NHqfT1vIe6E.
But is this really new technology?
Maybe not that new… I remember seeing live and even testing this MIT personal area network in 1990′s: