By default, an SGD server is installed and configured to use secure connections. See Chapter 2, Secure Installation and Configuration of SGD.
Connections in an SGD array are secured as follows:
Connections to the SGD server are secured using SSL
Connections between SGD servers in the array are secured using SSL
Connections between SGD servers and application servers are encrypted
See Chapter 3, Network Security for SGD for more details about secure connections in an SGD deployment.