Defender for Identity deployment
Observed content change
1 new passage (about 20 words), 2 edited passages (21 words changed), 1 removed passage (12 words). The changed wording mentions dates and deadlines, prerequisites, supported platforms. Review the source to confirm the effect.
May need admin actionCheck whether new requirements apply to your setup; check the dates against your plans; check the platforms and versions you run.
… the following table to select the[removed: appropriate deployment for each][added: recommended deployment. For supported v2.x platforms, see v2.x] server[removed: in your environment.][added: requirements. Review the migration prerequisites separately before upgrading an existing v2.x sensor.]
… Server 2019 or later with the[removed: July][added: September] 2026 or later cumulative update Defender …
[added: If an eligible domain controller already runs sensor v2.x, migrate the sensor to v3.x. In-place migration isn't yet available for servers that aren't domain controllers.]
[removed: If the server already runs sensor v2.x, migrate the sensor to v3.x.]
Short quotes of Microsoft's changed wording from Microsoft source, © Microsoft Corporation. Read the page for the full text.
Read the current Microsoft source · Link to this observation · Compare any two versions
Sections to inspect
Up to 12 section headings from retained before/after evidence. The current source may have changed again.
Why this was flagged
The changed words, with a few words around them, matched these rule categories: dates and deadlines, prerequisites, supported platforms. These matches identify subjects to assess; they do not establish a policy change or applicability.
Observation details · observed 18 Oct 23:50 UTC
- Observed by ChangeIntel
- 18 Oct 23:50 UTC
- Source update metadata
- 18 Oct 17:35 UTC
- First observed on this installation
- 8 Oct 23:13 UTC
- Last successful check
- today 06:41 UTC
- Next check due
- today 12:41 UTC
Observation time is not publication time, and a comparison does not establish an effective date. Full source bodies are not published; this page holds generated summaries, section headings and, as the page's license allows, Microsoft's changed wording. A documentation edit does not confirm feature availability in an environment.
Watch this page to review its changes in My radar.
Timeline
From the capture of 18 Oct 23:50 UTC- 1 date
- 4 undated sections
- 4 with conditions
- 1 date move seen
- 2 recorded changes
- or later; update release September 2026 Published timing is qualified; effectiveness is not confirmed.
- 2 weeks agomonth windowupdate release · Patch Tuesday 8 Sep 2026was July 2026 or later · postponed +2 months · seen 18 Oct 2026
Requirements, exceptions and scope
Install Defender for Identity sensors on all domain controllers, including read-only domain controllers (RODCs). Also install sensors on Active Directory Federation Services (AD FS), Active…
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.
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July 2026 or laterSeptember 2026 or later
Observed history and review priority
Captured 18 Oct 23:50 UTC; extracted 18 Oct 23:51 UTC. Extractor: microsoft-1/9/fc65ebeb286710c0a830833db8a7e5de7e266b79981fe9c7c34479be9369ad3c.
Review priority. Dates changed in observed revisions · Extracted assertions require review · Applicability or exceptions require review
1 date changes and 0 condition changes across 1 compared revisions. Suggested check interval: 6 hours.
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 · 3
Compact evidence remains available after full document bodies expire. Earlier extractions can have different vocabulary or capture limitations.
- 18 Oct 23:50 UTC · 11 candidates
- 12 Oct 23:53 UTC · 9 candidates
- 8 Oct 23:13 UTC · 10 candidates
Related public evidence
No related evidence found in this installation's recent collection. This does not establish that no announcement exists.
Retained observations
- 18 Oct 23:50 UTC · shown above
- 12 Oct 23:53 UTC
8 removed passages (about 50 words). The changed wording mentions prerequisites. Review the source to confirm the effect.
- 8 Oct 23:13 UTC
Baseline for retained history; no earlier retained text to compare.
What changed
First observed 18 Oct 2026- 18 Oct 2026 Any supported server typeJuly 2026 or later → September 2026 or later
- 18 Oct 2026 SummaryMicrosoft's guidance publishes 1 date, from July 2026 to July 2026 (Any supported server type). → Microsoft's guidance publishes 1 date, from September 2026 to September 2026 (Any supported server type).
The most recent 100 field changes are listed. Complete recorded revisions are kept separately.
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.