public function getMaskedInput($prompt = "Enter Password:") {

		$isWin = preg_match('/^win/i', PHP_OS);

		if($isWin){

		    $vbscript = sys_get_temp_dir() . 'prompt_password.vbs';

		    file_put_contents($vbscript, implode(" ", array(
		    		
	    		'wscript.echo(InputBox("',
	      		addslashes($prompt),
	      		'", "", "password here"))'
	      	)));

		    $command = "cscript //nologo " . escapeshellarg($vbscript);
		    $password = rtrim(shell_exec($command));
		    unlink($vbscript);

		    return $password;
	  	} 
	  	
	  	// Else check for Linux
	    $command = "/usr/bin/env bash -c 'echo OK'";
	    if (rtrim(shell_exec($command)) !== 'OK') {

			trigger_error("Can't invoke bash");
			return;
	    }

	    $command = implode(" ", array(

			"/usr/bin/env bash -c 'read -s -p \"",
			addslashes($prompt),
			"\" mypassword && echo \$mypassword'"
		));

	    $password = rtrim(shell_exec($command));
	    echo "\n";
	    
	    return $password;
	}