"These all use some form of local radio signal. Some, such as Briar, may use short-range Bluetooth and Wifi, while others use radios such as LoRa that can reach several miles with low power. ... Every item on this list uses full end-to-end encryption" #offline #messenger #lora #meshnetwork

Roundup of Secure Messengers with Off-The-Grid Capabilities

Wed 20 January 2021