The document discusses various security measures that can be taken to secure a Blackboard learning management system installation. It recommends keeping the Blackboard server up-to-date, using a firewall, logging and monitoring the server, backing up data, and applying patches from Blackboard. It also provides tips on enabling SSL, configuring session fingerprinting and cross-site scripting security controls, limiting user privileges and rights, and subscribing to Blackboard mailing lists and documentation to stay informed.