By this smart plugin you can protect your login page from Brute-force attacks also you can track login history. Features: Captcha on the admin login page to protect against auto-hacking. You can set the number of failed logins to show Captcha or showing it always. Login Blocker option to block the login processe for a period of time after specific number of failed logins. Login history to show all login processes in details. You can see more about this plugin at WP Login Security and History WordPress Plugin