# RSA and Ed25519 are fine, but DSA is broken and ecdsa is suspicious HostKey /etc/ssh/ssh_host_rsa_key HostKey /etc/ssh/ssh_host_ed25519_key # Includes public keys in logins LogLevel VERBOSE # No direct root login, keys might be ok, but audit trail PermitRootLogin no # Passwords are bad PasswordAuthentication no AuthenticationMethods publickey # Doesn't exist in Fedora #Subsystem sftp /usr/lib/ssh/sftp-server -f AUTHPRIV -l INFO # Use kernel sandbox mechanisms where possible in unprivileged processes UsePrivilegeSeparation sandbox