Bitdefender GravityZone Email Security is a cloud-based email security solution that keeps your business emails safe. This service effectively protects the inbound and outbound emails from phishing attacks, impersonation attacks, ransomware, and BEC. It offers multi-layered threat protection. It includes anti-spam, anti-malware, and time-of-click protection. Pattern matching, TLS Encryption, and file attachment blocking are the protection features that make it excellent.