smerriman

Logs the most recent successful login for each user, as well as all unsuccessful logins.

Login Logger

Logs the most recent successful login for each user, as well as all unsuccessful logins.

fredsted

WP Login Attempt Log logs failed login attempts to the WordPress admin site and helps you monitor hacking attempts to your website. Includes search, graphs and more.
Features:
<ul>
<li>Bar graphs of attempt counts</li>
<li>Statistics</li>
<li>Ignore certain IPs when logging</li>
<li>Toplist of IPs, usernames, passwords, browsers</li>
<li>Easily see most used IPs, X amount of recent attempts</li>
</ul>
Coded by <a href="http://simonfredsted.com" rel="nofollow ugc">Simon Fredsted</a>. (c) 2014

WP Login Attempt Log

Logs failed login attempts to your WordPress site and helps you monitor hacking attempts. Includes search, graphs and more.

Login Logger vs WP Login Attempt Log