SSE Symantec Enterprise Vault 10 STS Symantec Enterprise Vault 10.0 for Exchange STS Symantec Enterprise Vault 9.0 for Exchange SSE+ Symantec Enterprise Vault.cloud (March 2013) SSE Symantec NetBackup (December 2013) SSE+ Symantec Enterprise Vault 11 SSE Symantec Endpoint Protection 12.1 (September 2014)