Microsoft Passes the Password Test with New Default Authentication Method

Microsoft has started a new era in enterprise security by making passkeys the default authentication method for its cloud-based identity and access management (IAM) service, Entra ID. This change aims to push enterprises toward passwordless authentication, a technology that many experts believe is more secure than traditional passwords.

The shift from passwords to passkeys eliminates shared secrets entirely, instead using cryptographic key pairs unlocked locally by device biometrics or PINs. Passkeys are also resistant to classic phishing attacks because they cannot be tricked into using the wrong domain due to built-in cryptographic checks.

However, despite the benefits of passkeys, some experts warn that widespread business-to-employee adoption will still face significant blockers. These include operational complexities in account recovery and compliance headaches in binding corporate credentials to personal consumer ecosystems.

For now, a hybrid model is seen as the most practical approach for many organizations, allowing them to introduce passkeys where they're ready while continuing to support passwords for legacy systems or specialized use cases. A phased rollout of passkeys, starting with pilot groups or selected applications, can help identify and resolve issues before expanding adoption across the enterprise.