Sophos Central Email Advanced
Includes: PureMessage for Microsoft Exchange (AV,AS,content), PureMessage for UNIX (AV,AS), Sophos Email Appliance software (appliance sold separately), Virtual Email Appliance, SPX Encryption.
Email Security Gateway Protect _ Sophos Email Standard/Advanced：
email data and employees from malware, spam and phishing
Email antivirus, antispam, and time-of-click URL protection, image control, and basic email encryption