[Introduction]
We’re retiring the use of external access tokens for actionable messages and transitioning to Microsoft Entra-based authentication. This update enhances security and aligns with modern identity standards, providing a more robust and compliant experience for actionable messages.
[When this will happen]
This change takes effect on March 31, 2026. After this date, external access tokens will no longer be supported.
[How this affects your organization]
Who is affected:
Organizations using actionable messages that currently rely on external access tokens.
What will happen:
- Actionable messages that depend on external access tokens will fail after March 31, 2026.
- All integrations and workflows using actionable messages must adopt Microsoft Entra authentication.
- This change improves security posture by leveraging Entra’s identity and access management capabilities.
- Review all actionable message implementations in your organization.
- Update integrations to use Microsoft Entra authentication before March 31, 2026.
Learn more:
[Compliance considerations]No compliance considerations identified, review as appropriate for your organization.
Source: Microsoft
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