SSE Symantec Network Access Control 12.1 SSE+ Symantec Backup Exec 2010 SSE+ Symantec NetBackup 7 SSE+ Symantec Network Access Control 12.1 STS Symantec Backup Exec 2010 STS Symantec Endpoint Protection 12.1 STS Symantec Network Access Control 12.1 SSE Symantec Backup Exec 2012 SSE+ Symantec Backup Exec 2012 STS Symantec Backup Exec 2012 SSE+ Symantec Endpoint Protection 12.1 (September 2012) SSE Symantec Endpoint Protection 12.1 (September 2012) SSE Symantec Endpoint Protection 12.1.4 (February 2014) SSE+ Symantec Endpoint Protection Small Business Edition (April 2014) SSE+ Symantec Endpoint Protection 12.1 (August 2014)