"Transport Encryption & Privacy:
Connections between peers in the Radicle network are encrypted using a Noise protocol handshake. [...] After the handshake phase is completed, all data exchanged between peers is fully encrypted and benefits from strong forward secrecy, ensuring secure and private communications across the network."
Also https://radicle.dev/guides/protocol#transport-encryption--pr...
"Transport Encryption & Privacy: Connections between peers in the Radicle network are encrypted using a Noise protocol handshake. [...] After the handshake phase is completed, all data exchanged between peers is fully encrypted and benefits from strong forward secrecy, ensuring secure and private communications across the network."