diff --git a/acquia_spi/acquia_spi.module b/acquia_spi/acquia_spi.module
index 33c0231..53223f4 100644
--- a/acquia_spi/acquia_spi.module
+++ b/acquia_spi/acquia_spi.module
@@ -513,6 +513,20 @@ function acquia_spi_get() {
       }
     }
   }
+
+  // It's worth sending along node access control information even if there are
+  // no modules implementing it - some alerts are simpler if we know we don't
+  // have to worry about node access.
+
+  // Check for node grants modules.
+  $additional_data['node_grants_modules'] = module_implements("node_grants", TRUE);
+
+  // Check for node access modules.
+  $node_access_modules = module_implements("node_access", TRUE);
+  // We don't care about node_node_access().
+  unset($node_access_modules[array_search('node', $node_access_modules)]);
+  $additional_data['node_access_modules'] = $node_access_modules;
+