Authenticates users through LDAP.
Can I use SSL on LDAP connection?
Yes. You can enable SSL connection in the option page.
Can I customize LDAP search filter?
Yes. You can customize the search filters (user ID and group) in the option page.
How do I use debug mode?
This plugin has a built-in debug mode. When WP_DEBUG is enabled in wp-config.php, it will turn on the notices that some authenticatin information are added on the log entry.