Computer Configuration > Policies > Centrify Settings > Mac OS X Settings > Firewall
Enabling the Centrify firewall group policies is the same as setting options from System Preferences > Security > Firewall.
Note: With the Centrify Firewall Group Policies, you can allow all incoming connections, or limit connections to the specified services and applications. You cannot block all connections:
In addition group policies are available for the Advanced firewall settings, Enable Firewall Logging, and Enable Stealth Mode.