Two-factor authentication for Drupal sites. Drupal provides authentication via something you know -- a username and password while TFA module adds a second step of authentication with a check for something you have -- such as a code sent to (or generated by) your mobile phone.
Cloudflare is a FREE reverse proxy, firewall, and global content delivery network and can be implemented without installing any server software or hardware.
This modules allows users to login to from Drupal into Blackboard without re-entering authentication credentials. The Drupal session is recognized in Blackboard.
Drush ACLs is an extension created with the goal of providing an easy way to a choosen set of filesystem permissions to a Drupal deployment, and optionally help you keep them by hooking into Drush