auth_cookie_bad_hash action-hook . WP 2.7.0

Fires if a bad authentication cookie hash is encountered.

Usage

add_action( 'auth_cookie_bad_hash', 'action_function_name_8177' );
function action_function_name_8177( $cookie_elements ){
	// action...
}

$cookie_elements(array)

An array of data for the authentication cookie.

Where the hook is called

do_action( 'auth_cookie_bad_hash', $cookie_elements );

Where the hook is used (in WP core)

add_action( 'auth_cookie_bad_hash', 'rest_cookie_collect_status' );