check_ajax_referer()

Function: Verifies the Ajax request to prevent processing requests external of the blog.

Source: wp-includes/pluggable.php:1115

set_logged_in_cookie

Action Hook: Fires immediately before the logged-in authentication cookie is set.

Source: wp-includes/pluggable.php:901

wp_clear_auth_cookie()

Function: Removes all of the cookies associated with authentication.

Source: wp-includes/pluggable.php:928

clear_auth_cookie

Action Hook: Fires just before the authentication cookies are cleared.

Source: wp-includes/pluggable.php:934

authenticate

Filter Hook: Filters whether a set of user login credentials are valid.

Source: wp-includes/pluggable.php:532

wp_login_failed

Action Hook: Fires after a user login has failed.

Source: wp-includes/pluggable.php:551

wp_logout()

Function: Log the current user out.

Source: wp-includes/pluggable.php:564

wp_logout

Action Hook: Fires after a user is logged-out.

Source: wp-includes/pluggable.php:573

wp_mail

Filter Hook: Filters the wp_mail() arguments.

Source: wp-includes/pluggable.php:184

wp_mail_from

Filter Hook: Filters the email address to send from.

Source: wp-includes/pluggable.php:345

auth_cookie_malformed

Action Hook: Fires if an authentication cookie is malformed.

Source: wp-includes/pluggable.php:606

wp_mail_from_name

Filter Hook: Filters the name to associate with the “from” email address.

Source: wp-includes/pluggable.php:354

auth_cookie_expired

Action Hook: Fires once an authentication cookie has expired.

Source: wp-includes/pluggable.php:630

auth_cookie_bad_username

Action Hook: Fires if a bad username is entered in the user authentication process.

Source: wp-includes/pluggable.php:643

auth_cookie_bad_hash

Action Hook: Fires if a bad authentication cookie hash is encountered.

Source: wp-includes/pluggable.php:663

phpmailer_init

Action Hook: Fires after PHPMailer is initialized.

Source: wp-includes/pluggable.php:477

auth_cookie_valid

Action Hook: Fires once an authentication cookie has been validated.

Source: wp-includes/pluggable.php:686

wp_authenticate()

Function: Authenticate a user, confirming the login credentials are valid.

Source: wp-includes/pluggable.php:514

get_userdata()

Function: Retrieve user info by user ID.

Source: wp-includes/pluggable.php:82

get_user_by()

Function: Retrieve user info by a given field

Source: wp-includes/pluggable.php:98

cache_users()

Function: Retrieve info for user lists to prevent multiple queries by get_userdata()

Source: wp-includes/pluggable.php:121

wp_mail()

Function: Send mail, similar to PHP’s mail

Source: wp-includes/pluggable.php:173

wp_set_current_user()

Function: Changes the current user by ID or name.

Source: wp-includes/pluggable.php:26

set_current_user

Action Hook: Fires after the current user is set.

Source: wp-includes/pluggable.php:47