Question: I'm looking for a solution that provides advanced threat detection and prevention for email-based attacks on Microsoft 365.

If you want to go further with threat hunting and prevention on Microsoft 365, Vade is a top option. The AI-powered email security service protects more than 1.4 billion mailboxes around the world and has strong protections against phishing, malware and ransomware attacks. It integrates with Microsoft 365, and Vade's real-time human feedback and adaptive cybersecurity technology means you can have your cake and eat it, too, when it comes to security and compliance.

Another top option is Agari, which uses machine learning to protect against sophisticated email attacks in cloud, on-premises and hybrid environments. Its suite of products includes Cloud Email Protection, Suspicious Email Analysis and DMARC Protection, and it's got strong threat detection and automated remediation. Agari's products are designed to grow with you and accommodate different organizational needs.

Abnormal is a newer option that uses human behavior AI to block attacks like credential phishing and business email compromise. By combining behavioral AI detection with multi-dimensional defense, Abnormal offers end-to-end email security that's designed to work well with Microsoft 365. It's a good option for companies that want security without overloading their employees.

If you want a wide range of security products, Mimecast is a mature option. It offers advanced email security, security awareness training and collaboration security for Microsoft Teams and other tools. With global threat intelligence and machine learning, Mimecast updates its products constantly to keep up with new threats. It also integrates with more than 250 partner technologies, so it's a good option for companies with a lot of different needs.