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FortiMail safeguards organizations against the full spectrum of email-based threats such as phishing, ransomware, zero-day, and business email compromise (BEC) attacks. Our solution leverages FortiGuard AI-powered Security Services developed by FortiGuard Labs, providing cutting-edge security technology to prevent, detect, and respond to email-based threats in real time.

The Future of Email Security Goes Beyond Email

Fortinet FortiMail is integrated into the Fortinet Security Fabric, heightening protection with advanced capabilities including URL and sandbox file analysis. It enables automation of workflows including response through integrations with FortiSIEM and FortiSOAR solutions. FortiMail provides best-in-class performance in email security as validated by independent testing firms.

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Features and Benefits

FortiMail delivers comprehensive, proven email threat protection at an industry-leading cost per performance. In addition, FortiMail offers flexibility through deployment options, including email security-as-a-service, and operating modes for cloud-based, on-premises, or hybrid email environments.

AI-Powered Protection

Uses FortiGuard AI-powered Security Services developed & optimized by FortiGuard Labs

Protection against Zero Days

Integrates with FortiSandbox for file analysis to detect sophisticated malware & zero-day threats

Microsoft 365 Protection

Provides advanced security for Exchange Online through gateway & Graph API support models

Proven Efficacy

Achieves industry-leading marks in efficacy in tests by independent third-party testing firms

Protection against Ransomware

Detects & stops ransomware payloads from reaching inboxes with URL & file analysis technologies

Impersonation Detection

Detects impersonation & BEC attacks with sender verification, cousin domain detection, & other tools




FortiMail Use Cases

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FortiMail protects against the latest email threats including phishing, ransomware, zero-days, and BEC attacks.
Data Loss Prevention
FortiMail monitors for and stops the outflow of sensitive data and encrypts outbound email communications.
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FortiMail provides advanced security for Exchange Online including delivery clawback and real-time scanning.
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Multi-tenancy and other features allow MSPs, MSSPs, and telco providers to extend email security services.
Fabric Integration
FortiMail integrates with FortiSandbox, FortiSIEM, and FortiSOAR to enhance protection and help you automate workflows including response.
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FortiMail mitigates outages of cloud-based or on-premises email services and keeps email secure and available.

FortiGuard AI-Powered Security Services

FortiGuard AI-powered Security Services are integrated into our FortiMail solution, enhancing detection of email-based threats before they reach users’ inboxes. 

Case Studies

Southeastern U.S. City
Southeastern U.S. City
U.S. City Secures and Segments Departments and IT-OT Environments with Fortinet
St. Ann's Community
St. Ann's Community
Long-Term Care Provider Lays Fortinet Security Fabric over Its 24 × 7 Operations, Easing Threat Management and Raising IT Staff Value Added
Ring Power Corporation
Ring Power Corporation
CAT Dealer Standardizes on Fortinet Solutions for Better Security at a Lower TCO
Central Michigan Paper
Central Michigan Paper
How a 138-Year-Old Paper Distributor Adopted Fortinet Solutions

Models and Specifications

Fortinet FortiMail email security solutions come in a variety of deployment models to best fit your email security needs. On-premises, cloud, or hybrid email environments can be managed by your team or managed by Fortinet through our hosted email security solutions.

FortiMail Cloud for on-premises and cloud-based email services

FortiMail Cloud is Fortinet’s email Security-as-a-Service solution. Hosted and managed by Fortinet, FortiMail Cloud lets you focus on overall email management and monitoring and leave the underlying infrastructure to us.

  • Per mailbox per year
  • Annual subscription (OPEX)

Download the data sheet

FortiMail virtual machines for on-premises and cloud deployments

FortiMail virtual machines provide complete flexibility and portability for organizations wishing to deploy email security infrastructure into a private or public cloud environment. FortiMail virtual machines provide powerful scalability and ease-of-deployment.

  • 6 virtual machine options
  • CPU and domain-based
  • Perpetual licensing with annual subscription
  • Full OPEX subscription available

Model Data Sheet
FortiMail VM01 download

FortiMail VM02

FortiMail VM04 download
FortiMail VM08 download
FortiMail VM16 download
FortiMail VM32 download

FortiMail hardware appliances for on-premises deployments

FortiMail appliances offer high-performance email routing and filtering ideal for organizations wishing to deploy email protection in an on-premises environment or for service providers who wish to extend email services to their customers. 

  • 5 appliance models
  • Filter 40K to 2.6M messages per hour*
  • Perpetual licensing with annual subscription

*Performance based on FortiOS 7.0 with FortiGuard Antispam + Virus Outbreak enabled

Model Data Sheet
FortiMail 200F download

FortiMail 400F

FortiMail 900F download
FortiMail 2000F download
FortiMail 3000F download

FortiCare Support & Professional Services

FortiMail solutions include FortiCare Premium support for expert telephone and web support.

Technical Support Services

Technical Support Services

Various per-device options are available for efficient operations. FortiCare Elite option provides a 15-minute response time for critical products.

Advanced Support

Advanced Support

Various per-account white glove services are available to reduce disruption and increase productivity with operational reviews by designated experts.

Professional Services

Professional Services

Our multi-vendor experts can design and deploy a complete best practice-based solution to help you meet your network or security objectives and adopt new capabilities.



Premium RMA options are available across the product family for expedited replacement of defective hardware to meet your availability objectives.


Data Sheets
Solution Briefs
Webinars and Videos
White Papers
Fuse Community

Fuse Community

Training & Certifications

Fortinet provides advanced training for users seeking to take full advantage of FortiMail’s powerful security features. Additional FortiMail resources can be found on
In this three-day class, you will learn how to use FortiMail to protect your network from email-borne threats, and you will learn how to integrate with FortiSandbox to detect and block advanced persistent threats.
Learn how to protect your organization and improve its security against advanced threats that bypass traditional security controls. You will also learn how other advanced threat protection (ATP) components—FortiGate, FortiMail, FortiWeb, and FortiClient—leverage this threat intelligence information to protect organizations from advanced threats.

Free Product Demo

This full working demo shows our all-in-one secure email gateway, which combines threat and data protection with high-performance mail handling. Have a look at the system configuration, management, and monitoring. Set security policies and profiles. See pre-defined dictionaries and other data detection methods. Manage quarantines and end-user settings. Walk through report creation and scheduling. As a bonus, note how it can be deployed in either gateway or server mailbox mode. 

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