There’s a serious problem with the FAA’s Remote ID system for model aircraft – it can be easily spoofed to create swarms of fake aircraft seemingly overflying a zone.
GitHub – jjshoots/RemoteIDSpoofer: NodeMCU RemoteID Spoofer
This code runs on an Arduino.
This is a MAJOR DEFECT in the FAA’s Remote Identification mandate.
Also – it is not illegal to send out what ever you want to send on Bluetooth or WiFi signals.