Overview
This article is the second installment in the Passwordless Authentication Series, focusing on the implementation of FIDO2 authentication at Palantir using Azure Active Directory. It provides detailed guidance on configuring Azure tenants, enforcing security policies, and addressing edge cases encountered during the rollout of passwordless authentication.
What You'll Learn
1
How to enable FIDO2 authentication in Azure Active Directory
2
How to enforce security policies for FIDO2 authentication using Azure Conditional Access
3
How to configure YubiKeys for passwordless authentication
4
How to monitor FIDO2 usage and registered devices in Azure
5
How to address common edge cases when implementing FIDO2 authentication
Prerequisites & Requirements
- Understanding of Azure Active Directory and its features
- Familiarity with YubiKey and its configuration tools(optional)
Key Questions Answered
What steps are involved in configuring FIDO2 authentication in Azure AD?
To configure FIDO2 authentication in Azure AD, you must enable the combined security information registration feature, enable FIDO2 keys, enforce AAGUIDs, and set up Azure Multi-Factor Authentication. These steps ensure that users can securely register and use FIDO2 keys for authentication.
How does Palantir enforce FIDO2 authentication across its organization?
Palantir enforces FIDO2 authentication through Conditional Access Policies that require users to register with Microsoft Authenticator and use FIDO2 keys. The rollout is staged, starting with internal teams and expanding to the entire organization to address any issues encountered.
What are some common edge cases when implementing FIDO2 authentication?
Common edge cases include issues with virtual desktops, local device authentication, and desktop applications that do not support FIDO2. Organizations must test their infrastructure and consider exclusions in their Conditional Access Policies to accommodate these scenarios.
What monitoring tools does Azure provide for FIDO2 authentication?
Azure provides tools for analyzing user logs to track authentication methods used during login events. Organizations can leverage Azure Log Analytics to pull detailed reports on FIDO2 usage and monitor registered devices effectively.
Technologies & Tools
Identity Provider
Azure Active Directory
Used for managing user identities and enforcing authentication policies.
Authentication Standard
Fido2
Provides passwordless authentication through hardware security keys.
Hardware Authenticator
Yubikey
Used for FIDO2 authentication to enhance security.
Key Actionable Insights
1Implement Conditional Access Policies to enforce FIDO2 authentication across your organization.This ensures that all users are required to use FIDO2 keys, enhancing security and reducing reliance on passwords.
2Regularly monitor FIDO2 usage and registered devices using Azure's built-in tools.Monitoring helps identify users who have not registered their FIDO2 devices, allowing for targeted communication and support.
3Educate users on the importance of creating strong FIDO2 PINs.A strong PIN is crucial for securing access to accounts and preventing unauthorized access, especially as FIDO2 adoption increases.
4Test your virtual desktop infrastructure for FIDO2 compatibility before rollout.Ensuring that your VDI supports FIDO2 authentication can prevent access issues for users relying on virtual environments.
5Consider using NFC-enabled FIDO2 devices for mobile compatibility.This can help address the current limitations of FIDO2 authentication on mobile devices, providing a seamless user experience.
Common Pitfalls
1
Failing to account for edge cases in FIDO2 implementation can lead to user frustration and access issues.
Many workflows may not yet support FIDO2, so it's important to test and exclude non-compliant systems from enforcement policies.
2
Overlooking the need for user education on FIDO2 PIN creation can lead to security vulnerabilities.
Users may create weak or easily guessable PINs, compromising the security benefits of FIDO2 authentication.
Related Concepts
Passwordless Authentication
Fido2 Security Keys
Azure Conditional Access Policies
User Education And Training