WordPress default login URL is /wp-login.php (or you can just type inNow Mr. or Ms. Hacker has your login URL and possibly your login username. Now its a matter of guessing your password. Changing your WordPress login URL can be a quick way to drastically decrease the number of bad login attempts to your website. Posted in: WordPress Themes November 6, 2009Frank. WordPress makes it pretty easy to log in and out of WordPress in a theme.