GravityZone Security for Email by Bitdefender is a multi-layered, cloud-based email security solution for organizations and managed service providers (MSPs). It protects all email service providers and supports hybrid environments using Microsoft Exchange Server (on-premises), Microsoft Exchange Online, Microsoft 365, or Google Gmail. GravityZone Security for Email provides comprehensive protection against known and emerging threats, including impersonation attacks, Business Email Compromise (BEC), CEO fraud, phishing, ransomware and more. It filters an organization's email before it reaches the endpoints, helping to prevent harmful emails from entering the network.