Barracuda Essentials is a leading Email Secure Gateway platform designed for Office 365. Its core focus is giving smaller and medium sized companies a whole range of great features alongside traditional email security such as encryption and optional archiving. It offers strong protection against spam, viruses, malware and DDoS attacks. This platform also offers Continuity, meaning that you can continue to use it even if your email network goes down. The service has a range of security features and admin controls and is easy to use, although admins may need support with the more granular policies.
Expert Insights suggest that organizations requiring robust protection from email threats use a secure email gateway in conjunction with a separate post delivery protection solution to ensure strong protection from phishing attacks.