SSE Symantec Backup Exec 2010 (September 2011) SSE Symantec Data Loss Prevention 11.0 SSE Symantec Endpoint Protection 12.1 (August 2011) SSE Symantec Messaging Gateway 9.5 SSE Symantec NetBackup 7 SSE Symantec System Recovery 2011 SSE+ Symantec Backup Exec 2010 (September 2011) SSE+ Symantec Endpoint Protection 12.1 (August 2011) SSE+ Symantec NetBackup 7 STS Symantec Backup Exec 2010 STS Symantec Endpoint Protection 12.1