{ ... }: {
  services.openssh = {
    enable = true;
    forwardX11 = true;
    permitRootLogin = "no";
    startWhenNeeded = true;
    openFirewall = true;
    passwordAuthentication = false;
  };
  nix.sshServe.enable = true;
  nix.sshServe.keys = [
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID29iFz1dBQmbCbVkclFEn4I9dY2uf3u7bbKs2obEIl/ mae@teapot"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKGYGAlEHbg4fqLk+KgpqVtCCbUnUq1Z/IF0xPPJqJT8 justabanana@tesco"
  ];
  #nix.binaryCaches = [
  #  "ssh://nix-ssh@192.168.0.18"
  #];
  nix.allowedUsers = [
    "nix-ssh"
  ];
}