WordPress at a glance
action is not described

application_password_did_authenticate action-hook . WP 5.6.0

Fires after an application password was used for authentication.

Usage

add_action( 'application_password_did_authenticate', 'action_function_name_2077', 10, 2 );
function action_function_name_2077( $user, $item ){
	// action...
}
$user(WP_User)
The user who was authenticated.
$item(array)
The application password used.

Changelog

Since 5.6.0 Introduced.

Where the hook is called

wp_authenticate_application_password()
application_password_did_authenticate
wp-includes/user.php 430
do_action( 'application_password_did_authenticate', $user, $item );

Where in WP core the hook is used WordPress

wp-includes/user.php 280
add_action( 'application_password_did_authenticate', 'rest_application_password_collect_status' );