Renetcode is a simple connection based client/server protocol, was developed be used in games with UDP in mind, but can be used with other transports methods. Implements the Netcode 1.02 standard, available here and the original implementation in C is available in the netcode repository.
Has the following feature:
- Encrypted and signed packets
- Secure client connection with connect tokens
- Connection based protocol
and protects the game server from the following attacks:
- Zombie clients
- Man in the middle
- DDoS amplification
- Packet replay attacks
Check out the echo example to see an usage with UDP. Run the server with:
cargo run --example echo -- server 5000
run the client with:
cargo run --example echo -- client 5000 my_username