In Drupal 7 set $update_free_access = FALSE
in your settings.php file. This is the default. Performing database updates via drush updb
is not affected by that.
/**
* Access control for update.php script.
*
* If you are updating your Drupal installation using the update.php script but
* are not logged in using either an account with the "Administer software
* updates" permission or the site maintenance account (the account that was
* created during installation), you will need to modify the access check
* statement below. Change the FALSE to a TRUE to disable the access check.
* After finishing the upgrade, be sure to open this file again and change the
* TRUE back to a FALSE!
*/
$update_free_access = FALSE;
Since Drupal 8 set $settings['update_free_access'] = FALSE
in your settings.php file. This is the default. Performing database updates via drush updb
is not affected by that.
/**
* Access control for update.php script.
*
* If you are updating your Drupal installation using the update.php script but
* are not logged in using either an account with the "Administer software
* updates" permission or the site maintenance account (the account that was
* created during installation), you will need to modify the access check
* statement below. Change the FALSE to a TRUE to disable the access check.
* After finishing the upgrade, be sure to open this file again and change the
* TRUE back to a FALSE!
*/
$settings['update_free_access'] = FALSE;