Security, Encryption, and High Availability This section explains how to use security, encryption, and high availability features supported in Altus Director. Continue reading: Enabling TLS with Altus Director SSH Host Key Retrieval and Verification Creating Kerberized Clusters With Altus Director Enabling Sentry Service Authorization Creating Highly Available Clusters With Altus Director Encrypted Configuration Properties Using EBS Volumes for Cloudera Manager and CDH Enabling TLS with Altus Director