Here’s an interesting article from GPS World, titled “Experts urge jamming detection network – Free webinar shows easy method using smartphones” on using a set of connected phones to detect GPS jammers and spoofers.
The President’s National Space-based Positioning, Navigation, and Timing Advisory Board … recommends that …
“The group’s most recent recommendation is to implement a detection network based on crowdsourcing and smart phones. This would be done in collaboration with wireless service carriers.”
The board made a similar recommendation in 2018 as a part of a more comprehensive discussion of actions the nation should take to protect GPS signals and users.
They suggest Dr. Dennis Ikos’ work in the area might be a great basis to work from…
I wonder what network this might be done with?…