## Microsoft Office 365 Email Security with Seamless API Deployment

- Be up and running in less than 5 minutes.
- Out-of-the-box default risk types for immediate protection.
- No changes to mail routing or MX records, unlike secure email gateways, so mail always gets to your users.
- Deep relationship analytics, using Machine Learning, to detect business email compromise and account compromise.
- The only solution to provide pre-analysis to detect and apply automated remediation prior to delivery to an end user’s inbox.

[Try It Risk Free for 30 Days](https://info.greathorn.com/30-days-risk-free/)

## Anti-Phishing Email Security for Microsoft Office 365

GreatHorn provides a simplified layer of sophisticated anti-phishing detection and response to complement Native Microsoft 365 capabilities, including Exchange Online Protection and Advanced Threat Protection.

[Learn More >](https://www.greathorn.com/products/cloud-email-security/)

## Detect and Remediate Internal Spear Phishing and Account Compromise

GreatHorn provides organizations with the only defense available to validate the identity of a sender using biometric authentication, eliminating internal spear phishing and account compromise, preventing data breaches.

[Learn More >](https://www.greathorn.com/solutions/account-takeover-protection/)

## Enable End Users

Provide end users with a multi-layered approach using contextual information users need, with real-time customized smart banners, Mailbox Intelligence and suspicious link warning pages.

[Learn More >](https://www.greathorn.com/solutions/user-education/)

## Simplify Detection and Response

GreatHorn provides complete visibility across the native Microsoft Office 365 environment, allowing teams reducing the time to detect and respond to phishing attacks to seconds.

[Learn More >](https://www.greathorn.com/solutions/incident-response-remediation/)

Learn more about how GreatHorn can simplify cloud email security for Microsoft 365 to detect and remediate advanced threats.

[Try It Risk Free for 30 Days](https://info.greathorn.com/30-days-risk-free/)