diff --git a/src/applications/auth/controller/PhabricatorAuthSSHKeyEditController.php b/src/applications/auth/controller/PhabricatorAuthSSHKeyEditController.php
--- a/src/applications/auth/controller/PhabricatorAuthSSHKeyEditController.php
+++ b/src/applications/auth/controller/PhabricatorAuthSSHKeyEditController.php
@@ -54,7 +54,7 @@
       $cancel_uri);
 
     $v_name = $key->getName();
-    $e_name = strlen($v_name) ? null : true;
+    $e_name = phutil_nonempty_string($v_name) ? null : true;
 
     $v_key = $key->getEntireKey();
     $e_key = strlen($v_key) ? null : true;