STS Symantec Endpoint Protection 12.1 SSE Symantec Backup Exec 2012 SSE Symantec NetBackup 7.5 SSE+ Symantec Backup Exec 2012 SSE+ Symantec NetBackup 7.5 STS Symantec Backup Exec 2012 STS Symantec NetBackup 7.5 for Windows SSE+ Symantec System Recovery 2013 SSE Symantec System Recovery 2013 SSE Symantec NetBackup (December 2013) SSE Symantec Enterprise Vault 11