diff --git a/machines/moderatio/configuration.nix b/machines/moderatio/configuration.nix
index 40929283..a7b395c8 100644
--- a/machines/moderatio/configuration.nix
+++ b/machines/moderatio/configuration.nix
@@ -12,6 +12,7 @@
 
       ../modules/xserver.nix
       ../modules/malobeo_user.nix
+      ../modules/sshd.nix
     ];
 
   # Define on which hard drive you want to install Grub.
diff --git a/machines/modules/sshd.nix b/machines/modules/sshd.nix
new file mode 100644
index 00000000..ce079b6f
--- /dev/null
+++ b/machines/modules/sshd.nix
@@ -0,0 +1,11 @@
+{ config, lib, pkgs, ... }:
+
+let
+  sshKeys = import ../ssh_keys.nix;
+in
+{
+  services.openssh.enable = true;
+  services.openssh.ports = [ 22 ];
+  services.openssh.passwordAuthentication = false;
+  users.users.root.openssh.authorizedKeys.keys = sshKeys.admins;
+}
diff --git a/machines/ssh_keys.nix b/machines/ssh_keys.nix
new file mode 100644
index 00000000..ea71c779
--- /dev/null
+++ b/machines/ssh_keys.nix
@@ -0,0 +1,6 @@
+{
+ admins = [
+   "ssh-rsa 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 kalipso@c3d2.de"
+   "ssh-rsa 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 kalipso@desktop"
+ ];
+}