RSA allows encrypting with the private key, see https://github.com/beac0n/ruroco/blob/ce766751b51c8ff6246a2be02a0d028e8e880bcb/src/client.rs#L78 https://github.

RSA allows encrypting with the private key, see https://github.com/beac0n/ruroco/blob/ce766751b51c8ff6246a2be02a0d028e8e880bcb/src/client.rs#L78 https://github.com/beac0n/ruroco/blob/ce766751b51c8ff6246a2b... and decrypt with the public key, see https://github.com/beac0n/ruroco/blob/ce766751b51c8ff6246a2be02a0d028e8e880bcb/src/server.rs#L171 https://github.com/beac0n/ruroco/blob/ce766751b51c8ff6246a2b... using RSA, one can easily derive the public key from its private key (see https://security.stackexchange.com/questions/172274/can-i-get-a-public-key-from-an-rsa-private-key https://security.stackexchange.com/questions/172274/can-i-ge...), that's why the private key is kept safely on the client Also for SSH the public key is also stored on the server, while the private key is kept safely on the client, see https://www.ssh.com/academy/ssh/public-key-authentication#key-pair---public-and-private https://www.ssh.com/academy/ssh/public-key-authentication#ke... SSH can also be used with RSA: https://www.ssh.com/academy/ssh/keygen#creating-an-ssh-key-pair-for-user-authentication https://www.ssh.com/academy/ssh/keygen#creating-an-ssh-key-p...