diff --git a/modules/core/www/bwc_resumeauth.php b/modules/core/www/bwc_resumeauth.php
deleted file mode 100644
index c704ed2c23caaf15c3714f2f9801c09fbb186e64..0000000000000000000000000000000000000000
--- a/modules/core/www/bwc_resumeauth.php
+++ /dev/null
@@ -1,31 +0,0 @@
-<?php
-
-if (!isset($_REQUEST['RequestID'])) {
-	throw new SimpleSAML_Error_BadRequest('Missing required URL parameter.');
-}
-
-/* Backwards-compatibility with old authentication pages. */
-$session = SimpleSAML_Session::getSessionFromRequest();
-$requestcache = $session->getAuthnRequest('saml2', (string)$_REQUEST['RequestID']);
-if (!$requestcache) {
-	throw new Exception('Could not retrieve cached RequestID = ' . $authId);
-}
-
-$authority = $requestcache['core:authority'];
-
-$state = $requestcache['core:State'];
-
-if ($requestcache['ForceAuthn'] && $requestcache['core:prevSession'] === $session->getAuthData($authority, 'AuthnInstant')) {
-	throw new Exception('ForceAuthn set, but timestamp not updated.');
-}
-
-if (isset($state['ReturnTo'])) {
-	SimpleSAML_Utilities::redirectTrustedURL($state['ReturnTo']);
-}
-
-foreach ($session->getAuthState($authority) as $k => $v) {
-	$state[$k] = $v;
-}
-
-call_user_func($state['ReturnCallback'], $state);
-assert('FALSE');