Description | This article provides steps to integrate DUO Security with FortiGate using SAML authentication for administrator access. The application type used is 'Fortinet FortiGate Administrators - Single Sign-On'. |
Scope | FortiGate. |
Solution |
To set up DUO, follow this link: DUO SSO for FortiGate Admin.
DUO Configuration (SP and IdP full settings):
Note: On the Service Provider section, ensure the Custom attributes are enabled to avoid the 'SAML assertion attributes are misconfigured and do not contain the 'username' attribute/claim' error message.
FortiGate configuration:
Go to Security Fabric -> Fabric Connectors -> Security Fabric Setup ('Right-click' to choose edit) -> Single Sign-On Settings -> Service Provider (SP).
Note: Do not forget to add a forward slash in the SP entity ID, as DUO has configured their template with a forward slash at the end. |
The Fortinet Security Fabric brings together the concepts of convergence and consolidation to provide comprehensive cybersecurity protection for all users, devices, and applications and across all network edges.
Copyright 2025 Fortinet, Inc. All Rights Reserved.