User Configuration > Policies > Centrify Settings > Mac OS X Settings > Media Access Settings > Permit/prohibit access: DVDs
Control whether users can access data and applications on DVDs. The valid options are:
- allow to allow access to DVDs without authentication.
- allow, require authentication to require users to provide credentials for authentication before allowing them access to DVDs.
- deny to prevent users from accessing any data or applications on DVDs.
Once this group policy is enabled, it takes effect when users log out and log back in.