diff --git a/common.nix b/common.nix
index 81f1882..b2a6fbf 100644
--- a/common.nix
+++ b/common.nix
@@ -2,6 +2,12 @@
 {
   boot.supportedFilesystems = [ "ntfs" ];
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
-  isoImage.squashfsCompression = "gzip -Xcompression-level 1";
+  isoImage.squashfsCompression = "zstd";
   environment.systemPackages = with pkgs; [ git htop btop usbutils pciutils file iotop iftop tmux micro (pass.withExtensions (ext: [ext.pass-otp])) ];
+
+  services.openssh.enable = true;
+  services.openssh.settings.PermitRootLogin = "yes";
+  services.openssh.settings.PasswordAuthentication = true;
+  users.users.root.initialPassword = "root";
+  programs.mosh.enable = true;
 }