liminalOS/modules/nixos/secureboot.nix

({ pkgs, lib, ... }: {
  environment.systemPackages = [
    # For debugging and troubleshooting Secure Boot.
    pkgs.sbctl
  ];

  # Lanzaboote currently replaces the systemd-boot module.
  # This setting is usually set to true in configuration.nix
  # generated at installation time. So we force it to false
  # for now.
  boot.loader.systemd-boot.enable = lib.mkForce false;

  boot.lanzaboote = {
    enable = true;
    pkiBundle = "/etc/secureboot";
  };
})