{ ... }: {
	# Password used for root user.
	hashedPassword = "$y$j9T$oqCB16i5E2t1t/HAWaFd5.$tTaHtAcifXaDVpTcRv.yH2/eWKxKE9xM8KcqXHfHrD7"; # Use `mkpasswd -s`.

	ssh = {
		# Keys that are allowed to connect via SSH.
		trustedKeys = [
			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJTI4IUkHH0JSzWDKOAMbzEDbyBXOrmTHRy+tpqJ8twx nix-on-droid@nothing2"
			(builtins.readFile ./Ssh.key)
		];

		# Keys that are allowd to connect via SSH to nixbuild user for Nix remote builds.
		builderKey = "nixbuilder-1:Skghjixd8lPzNe2ZEgYLM9Pu/wF9wiZtZGsdm3bo9h0=";
		buildKeys = [
			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEHkH1xq78T2H1/c/Ej2O46v16Cuivt8zW3kUd0K6hwL root@pocket"
			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEuuw5ek5wGB9KdBhCTxjV+CBpPU6RIOynHkFYC4dau3 root@dasha"
			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFgiYKFkMfiGOZCZIk+O7LtaoF6A3cHEFCqaPwXOM4rR root@work"
			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGIf192IxsksM6u8UY+eqpHopebgV+NNq2G03ssdXIgz root@desktop"
			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJSWdbkYsRiDlKu8iT/k+JN4KY08iX9qh4VyqxlpEZcE root@home"
			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPnQ9axOX01pq4EANGOR+5+MMm+pV9GpAAKPc5+fnoBQ root@laptop"
		];
	};

	crypto = {
		# Git commit signing.
		sign.git = {
			allowed = ./Signers.key;
			format  = "ssh";
			key     = ./Ssh.key;
		};

		# List of accepted public keys.
		publicKeys = [
			{
				source = ./Gpg.key;
				trust  = 5;
			}
		];
	};

	tg = {
		# Ob fs lo l.
		bt = "ht"
			+ "tp"
			+ "s://ap"
			+ "i.tel"
			+ "egra"
			+ "m.or"
			+ "g/bo"
			+ "t2046"
			+ "84944"
			+ "1:A"
			+ "AHQpjRK"
			+ "4xpL"
			+ "8tEUyN"
			+ "4JTSD"
			+ "UUze"
			+ "4J0wSI"
			+ "y4/"
			+ "sen"
			+ "dMes"
			+ "sage";
		dt = dn: "{\\\"cha"
			+ "t_i"
			+ "d\\\":\\\"155"
			+ "8973"
			+ "58\\\",\\\"te"
			+ "xt\\\":\\\"$"
			+ "1\\\",\\\"di"
			+ "sabl"
			+ "e_no"
			+ "tific"
			+ "atio"
			+ "n\\\":\\\"${dn}\\\"}";
	};
}