SSE Symantec Backup Exec 2010 SSE Symantec Endpoint Protection 12.1 (August 2011) SSE Symantec Endpoint Protection Small Business Edition 12 SSE Symantec Mail Security for Microsoft Exchange 6 SSE Symantec Network Access Control 11 SSE+ Symantec Endpoint Protection Small Business Edition 12.1 (August 2011) SSE Symantec Backup Exec 2012 SSE+ Symantec Backup Exec 2012