UPN firstname lastname are not allowed in password

[BoNiuMM]

UPN firstname lastname are not allowed in password-> Add this information in our public doc.

[prmerger-automator]

@BoNiuMM : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit a6debde:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/identity/authentication/concept-sspr-policy.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel

[ShannonLeavitt]

@Justinha

IMPORTANT: When the changes are ready for publication, add a #sign-off comment to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[BoNiuMM]

#sign-off

[prmerger-automator]

Invalid command: '#sign-off'. Only the assigned author of one or more file in this PR can sign off. @Justinha

[github-actions]

This pull request has been inactive for 90 days. If you are finished with your changes, don't forget to sign off. See the contributor guide for instructions.

If this PR is inactive for 1 more day, it will be closed automatically. Thank you!

Microsoft Entra Content Team Contact Us

[prmerger-automator]

@BoNiuMM : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.