SSE Symantec NetBackup 7.5 SSE+ Symantec Backup Exec 2012 SSE+ Symantec NetBackup 7.5 STS Symantec NetBackup 7.5 for Windows SSE+ Symantec System Recovery 2013 SSE+ Symantec Messaging Gateway 10.5 SSE+ Symantec Backup Exec 2014 SSE+ Symantec Enterprise Vault 11