Home > Data Protection > PowerProtect DD Series Appliances > PowerProtect DD Series Appliances: Encryption Software > Overview
The Dell EMC Data Domain Operating System (DDOS) is the intelligence that powers Dell EMC PowerProtect DD series appliances. DD series encryption software enables organizations to enhance the security of the data that resides on DD series appliances using industry-standard encryption algorithms. DD series encryption software protects backup and archive data that is stored on DD series appliances with data encryption that is performed inline before the data is written to disk. The Encryption at Rest feature satisfies internal governance rules and compliance regulations. It also protects against the reading of customer data on individual disks or disk shelves that are removed from the system due to theft.
DD Replicator with encryption enables encrypted data to be replicated using collection, directory, MTree, or application-specific managed file replication with the various topologies.
This document details DD series data encryption features which provide the following benefits: