SSE Symantec Control Compliance Suite 10 SSE Symantec Critical Systems Protection 5 SSE Symantec Data Loss Prevention 11.0 SSE Symantec Information Foundation 2007 SSE Symantec Mail Security for Domino 7.5 SSE Symantec Mail Security for Microsoft Exchange 6 SSE Symantec Protection Suite Enterprise Edition for Gateway (April 2011) STS Symantec Endpoint Protection 12.1 SSE Symantec Data Loss Prevention 11.5 SSE+ Symantec Endpoint Protection 12.1 (September 2012) SSE Symantec Endpoint Protection 12.1 (September 2012) STS Symantec Data Loss Prevention 12 SSE Symantec Endpoint Protection 12.1.4