Dr. Humphreys presents on Resilient and Robust PNT at the Joint Navigation Conference

October 2021: Dr. Todd Humphreys presented on Resilient and Robust PNT at the Joint Navigation Conference, saying we need “backups on backups on backups.”  Within this talk, he discussed GNSS vulnerabilities and threats as well as defense mechanisms.  He included real-world examples such as: spoofing an iPhone, UAV, and super-yacht, “crop circles” in China, and pin-pointing sources of interference from Low Earth Orbit. 

The full set of slides can be found here.