Conditional Access authentication strengths for guests

Timelines and exceptions · All guidance changes

Entra · Official Microsoft guidance

No content change seen yet. Watched since 5 Oct 17:50 UTC, last read today 20:00 UTC, next check 21 Oct 02:00 UTC. Microsoft's own edits are listed below.

Read the Microsoft source · Link to this observation · My radar

Timeline

From the capture of 5 Oct 17:50 UTC · an earlier observation

Legacy capture: table structure or oversized sections are unavailable for extraction

19 recorded changes

Microsoft's revision log on this page · 11 entries

Dates from the page's own change log or history section. They describe earlier edits, not upcoming policy.

Require multifactor authentication strength for external usersRequirement2 conditions
Require multifactor authentication strength for external usersRequirement2 conditions
OverviewRequirement1 condition
OverviewRecommendation
OverviewException2 conditions
WS-Fed
Configure cross-tenant access settings to trust MFARequirement1 condition
User exclusionsRecommendation1 condition
Create a Conditional Access policyRecommendation1 condition
Create a Conditional Access policyException1 condition
Create a Conditional Access policyException1 condition
Related contentException1 condition

Extracted automatically from Microsoft's wording. Confirm dates, conditions and whether they apply to you in the source before acting; a month or quarter is a window, not a day.

How this timeline changed

Changes between ChangeIntel's readings of the page, between commits of its source file where Microsoft publishes it, in Internet Archive copies of pages that keep no other history, and entries from Microsoft's own change log (dated as Microsoft dates them). Edits between readings that neither records are unknown.

15 Aug 2026
Exception added Overview Microsoft's source, commit a7e4516
15 Aug 2026
No longer on the page Overview Microsoft's source, commit a7e4516
25 Mar 2026
Exception added Overview Microsoft's source, commit cf00514
25 Mar 2026
No longer on the page Require multifactor authentication strength for external users Microsoft's source, commit cf00514
25 Mar 2026
Recommendation added Overview Microsoft's source, commit cf00514
25 Mar 2026
No longer on the page Require multifactor authentication strength for external users Microsoft's source, commit cf00514
25 Mar 2026
Requirement added Overview Microsoft's source, commit cf00514
25 Mar 2026
No longer on the page Require multifactor authentication strength for external users Microsoft's source, commit cf00514
23 Mar 2026
No longer on the page Create a Conditional Access policy Microsoft's source, commit 7c2c3e4
1 Apr 2025
No longer on the page Create a Conditional Access policy Microsoft's source, commit 7743ece
1 Mar 2025
Recommendation added Create a Conditional Access policy Microsoft's source, commit 3012754
1 Mar 2025
No longer on the page Create a Conditional Access policy Microsoft's source, commit 3012754

7 earlier changes

10 Oct 2024
Recommendation added Create a Conditional Access policy Microsoft's source, commit 7d30e57
1 Oct 2024
No longer on the page Require multifactor authentication for external users Microsoft's source, commit bb0b145
1 Oct 2024
Exception added Require multifactor authentication strength for external users Microsoft's source, commit bb0b145
1 Oct 2024
No longer on the page Require multifactor authentication for external users Microsoft's source, commit bb0b145
1 Oct 2024
Recommendation added Require multifactor authentication strength for external users Microsoft's source, commit bb0b145
1 Oct 2024
No longer on the page Require multifactor authentication for external users Microsoft's source, commit bb0b145
1 Oct 2024
Requirement added Require multifactor authentication strength for external users Microsoft's source, commit bb0b145

Observed history and review priority

Captured 5 Oct 17:50 UTC; extracted 16 Oct 16:10 UTC. Extractor: microsoft-1/9/fc65ebeb286710c0a830833db8a7e5de7e266b79981fe9c7c34479be9369ad3c/legacy.

Earlier unavailable versions and edits between checks are unknown. A missing statement requires review; it does not mean the policy was cancelled. Recovered historical statements are not original revision snapshots.

Retained observations · 16

Compact evidence remains available after full document bodies expire. Earlier extractions can have different vocabulary or capture limitations.

12 Oct 19:50 UTC · 9 candidates
6 Oct 17:57 UTC · 11 candidates
5 Oct 17:50 UTC · 11 candidates
15 Aug 13:19 UTC · 7 candidates
27 Mar 18:11 UTC · 7 candidates
25 Mar 00:51 UTC · 7 candidates
23 Mar 18:36 UTC · 7 candidates
22 Feb 20:33 UTC · 8 candidates
29 Sep 2025 17:10 UTC · 8 candidates
25 Apr 2025 18:32 UTC · 8 candidates
1 Apr 2025 18:28 UTC · 8 candidates
1 Mar 2025 22:52 UTC · 9 candidates
22 Oct 2024 17:06 UTC · 9 candidates
10 Oct 2024 21:48 UTC · 9 candidates
1 Oct 2024 16:33 UTC · 8 candidates
1 Oct 2024 16:07 UTC · 8 candidates

Microsoft's edits

History on GitHub

Commits to the page's source in MicrosoftDocs/entra-docs, with Microsoft's own messages. Commit dates can be hours or days before Learn publishes the change. ChangeIntel keeps a copy of each diff, so an edit stays readable here if GitHub stops serving it. Read 19 Oct 23:40 UTC.

15 Aug 13:19 UTC Update policy-guests-mfa-strength.md Served on LearnView diff
27 Mar 18:11 UTC userstory538966 View diff
25 Mar 00:51 UTC AI readiness: add Overview heading to CA articles (batch 5) View diff
23 Mar 18:36 UTC Editorial pass: 24 Conditional Access light articles (29 fixes) View diff
22 Feb 20:33 UTC Fix 'create to create' typo across 26 CA policy articles View diff
29 Sep 2025 17:10 UTC [Conditional Access] cross tenant access setttings View diff
25 Apr 2025 18:32 UTC [BULK] Microsoft Entra admin center left nav changes View diff
1 Apr 2025 18:28 UTC [Conditional Access] Report-only mode to include update View diff
1 Mar 2025 22:52 UTC Spelling Fixes View diff
22 Oct 2024 17:06 UTC [Conditional Access] Bulk all resources update View diff
10 Oct 2024 21:48 UTC Feedback and EAM from CA Team View diff
1 Oct 2024 16:33 UTC WIP View diff
1 Oct 2024 16:07 UTC WIP View diff

7 metadata-only edits · author, dates or topic labels, no article text

24 Mar 00:50 UTC Content freshness review: Conditional Access (65 articles verified, 1 fix) Metadata onlyView diff
18 Feb 23:43 UTC [BULK UPDATE] Metadata only. Moves manager to folder level in docfx.json. Metadata onlyView diff
10 Feb 23:58 UTC [BULK UPDATE] Metadata Only. Moves author/ms.author/ms.service/ms.subservice to folder level in docfx.json and out of individual files. Metadata onlyView diff
3 Feb 21:08 UTC Updates author and ms.author. Metadata onlyView diff
24 Jul 2025 20:25 UTC [BULK] Update manager name Metadata onlyView diff
1 Apr 2025 19:07 UTC [Conditional Access] Report-only mode to include update Metadata onlyView diff
7 Mar 2025 18:21 UTC BULK [Microsoft Entra] Manager update Metadata onlyView diff

Official documentation · 13 Oct 2026
Conditional Access target resources
Official documentation · 13 Oct 2026
Combined security information registration
Official documentation · 13 Oct 2026
Conditional Access token protection
Public source · 13 Oct 2026
MC1450134: (Updated) Microsoft Entra: Windows Hello for Business and macOS Platform SSO as standalone MFA factors
Official documentation · 12 Oct 2026
Conditional Access session controls
Official documentation · 12 Oct 2026
Authentication strengths

Retained observations

12 Oct 19:50 UTC
8 removed passages (about 50 words). The changed wording mentions prerequisites. Review the source to confirm the effect.
6 Oct 17:57 UTC
Source metadata changed; retained article content is unchanged.
5 Oct 17:50 UTC · shown above

What changed

First observed 18 Oct 2026

No field changes in the recorded history.

Cite this recorded revision to keep the same title, summary, facts and links when the page changes.

A day selects the latest observation by the end of that UTC day; today's selection can change until midnight. History starts when this installation records it.