Gartner – User Authentication Product Reviews and Ratings

RCDevs

Yubico

Duo – Best practices for securing a Duo MFA enrollment Rollout

Microsoft – Authentication Methods for AD FS

Microsoft – Set up Multi-Factor Authentication for M365

CISA – More than a password

BrightTALK – FIDO Deployment Challenges & Best Practices for FIDO Key Management

Microsoft – Account Lockout Policy

Computer Weekly – Techniques for preventing a brute force login attack