Question: Looking for a scalable email security solution that's easy to deploy and manage for multiple domains and users.

If you're looking for a highly scalable email security solution that's easy to deploy and manage across multiple domains and users, SpamTitan could be a good choice. SpamTitan has strong features like dual AV protection, AI-based malicious URL detection and a 99.9% spam catch rate. It can handle multiple domains and users and has a scalable architecture that makes it a good choice for small to medium-sized businesses and managed service providers.

Another good option is Vade, an AI-based email security solution that protects more than 1.4 billion mailboxes around the world. Vade's AI engine evaluates text, context and visual data in emails and websites to block threats. It also integrates with Microsoft 365, offering a unified security solution and real-time human feedback to combat zero-day attacks. The platform is designed to be easy to use and scalable, making it a good option for MSPs, SMBs and ISPs.

If you're looking for a more comprehensive solution, check out Mimecast. This AI-based security platform offers advanced email security, security awareness training and collaboration security for Microsoft Teams and SharePoint. Mimecast integrates with more than 250 partner technologies and offers a range of deployment options, including cloud-based solutions, so it's a good option for organizations of all sizes.

Finally, Egress offers an Intelligent Email Security platform that uses AI-powered behavioral detection and zero-trust methods to protect against advanced phishing attacks and data breaches. Egress also offers secure file sharing and collaboration tools, making it a good option for stopping human-activated risks like business email compromise and misdirected emails.