Homeland Security Warns about the Spike in China-Based Technology Firms’ Smuggling of Signal Jammers
Homeland Security Warns about the Spike in China-Based Technology Firms’ Smuggling of Signal Jammers

www.dhs.gov
Homeland Security Warns about the Spike in China-Based Technology Firms’ Smuggling of Signal Jammers | Homeland Security

Seems like a signal jammer is something someone would want if they wanted to fight back against an occupying force that heavily relies on radio communication.
Also makes drones flop instantly if they aren't protected