Week in brief

Develop Microsoft Sentinel Advanced Security Information Model (ASIM) parsers | Microsoft Docs leads 379 Defender updates

Week of 22 June 2026 recorded 20 new, 339 updated, 18 removed Microsoft Defender documentation changes and 2 relevant Message Center announcements. The most active areas were Sentinel, Cloud Apps, Defender XDR.

For Defender administrators

Review the linked Microsoft Learn changes that apply to your managed platforms, policies, applications, and rollout plans. The archive preserves the source diff for verification.

This period briefing was assembled from the tracked Microsoft Learn and Message Center changes.

Updates this week

13
12

Entity Page Ip

Updated

Updated Microsoft Defender documentation in defender-xdr/entity-page-ip.md.

23 June 2026

Whats New

Updated

Updated Microsoft Defender documentation in defender-xdr/whats-new.md.

23 June 2026

Investigate Alerts

Updated

Updated Microsoft Defender documentation in defender-xdr/investigate-alerts.md.

22 June 2026

Phishing Triage Agent

Updated

Updated Microsoft Defender documentation in defender-xdr/phishing-triage-agent.md.

22 June 2026
3
2

Shield Predict Threats

Updated

Updated Microsoft Defender documentation in defender-xdr/shield-predict-threats.md.

23 June 2026
1

2026 Microsoft 365 Packaging Update

New

The 2026 Microsoft 365 Packaging Update, rolling out mid-June to early August, adds enhanced security features like Microsoft Defender Plan 1, URL time-of-click protection, Intune improvements, and +50GB Exchange Online storage. Microsoft 365 Business SKU backfill completes by September 30. Admins should review and configure new policies.

22 June 2026
Message CenterMC1304290 on mc.merill.net ↗Major updatePlan for change
1
1
8
2
18

Anti Phishing Policies About

Updated

Updated Microsoft Defender documentation in defender-office-365/anti-phishing-policies-about.md.

22 June 2026
1
1
24

Migrate To Sensor V3

Updated

Updated Microsoft Defender documentation in defender-for-identity/deploy/migrate-to-sensor-v3.md.

23 June 2026

Configure Windows event auditing

Updated

Updated Microsoft Defender documentation in defender-for-identity/deploy/configure-windows-event-collection.md.

23 June 2026

Manage action accounts

Updated

Updated Microsoft Defender documentation in defender-for-identity/deploy/manage-action-accounts.md.

23 June 2026
2
1
79

Cloud discovery policies

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/policies-cloud-discovery.md.

23 June 2026

Governing connected apps

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/governance-actions.md.

23 June 2026

Manage app governance alerts

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/app-governance-manage-alerts.md.

23 June 2026

Govern discovered apps

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/governance-discovery.md.

23 June 2026

Predefined app policies

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/app-governance-predefined-policies.md.

23 June 2026
4
3

Basic setup

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/general-setup.md.

23 June 2026
2
2
1
1
11

Manage Attack Path

Updated

Updated Microsoft Defender documentation in defender-for-cloud/how-to-manage-attack-path.md.

23 June 2026

Regional Availability

Updated

Updated Microsoft Defender documentation in defender-for-cloud/regional-availability.md.

22 June 2026

Release Notes

Updated

Updated Microsoft Defender documentation in defender-for-cloud/release-notes.md.

22 June 2026
1
17

Device Discovery

Updated

Updated Microsoft Defender documentation in defender-for-iot/device-discovery.md.

22 June 2026

Manage Devices Inventory

Updated

Updated Microsoft Defender documentation in defender-for-iot/manage-devices-inventory.md.

22 June 2026
13
2
1
103

Move To Defender

Updated

Updated Microsoft Defender documentation in sentinel/move-to-defender.md.

24 June 2026

Generate Playbook

Updated

Updated Microsoft Defender documentation in sentinel/automation/generate-playbook.md.

23 June 2026

Run Playbooks

Updated

Updated Microsoft Defender documentation in sentinel/automation/run-playbooks.md.

23 June 2026

Create Graphs With Ai

Updated

Updated Microsoft Defender documentation in sentinel/datalake/create-graphs-with-ai.md.

23 June 2026

Create Playbooks

Updated

Updated Microsoft Defender documentation in sentinel/automation/create-playbooks.md.

23 June 2026

Using Data Federation

Updated

Updated Microsoft Defender documentation in sentinel/datalake/using-data-federation.md.

23 June 2026

Connect Dns Ama

Updated

Updated Microsoft Defender documentation in sentinel/connect-dns-ama.md.

23 June 2026

Soc Optimization Access

Updated

Updated Microsoft Defender documentation in sentinel/soc-optimization/soc-optimization-access.md.

23 June 2026

Sentinel Mcp Logic Apps

Updated

Updated Microsoft Defender documentation in sentinel/datalake/sentinel-mcp-logic-apps.md.

23 June 2026

Connect Microsoft Purview

Updated

Updated Microsoft Defender documentation in sentinel/connect-microsoft-purview.md.

23 June 2026

Whats New

Updated

Updated Microsoft Defender documentation in sentinel/whats-new.md.

23 June 2026

Whats New

Updated

Updated Microsoft Defender documentation in sentinel/whats-new.md.

23 June 2026

Normalization Functions

Updated

Updated Microsoft Defender documentation in sentinel/normalization-functions.md.

23 June 2026

Sentinel Overview

Updated

Updated Microsoft Defender documentation in sentinel/sentinel-overview.md.

23 June 2026

Best Practices

Updated

Updated Microsoft Defender documentation in sentinel/best-practices.md.

23 June 2026

Connect Data Sources

Updated

Updated Microsoft Defender documentation in sentinel/connect-data-sources.md.

23 June 2026

Data Transformation

Updated

Updated Microsoft Defender documentation in sentinel/data-transformation.md.

23 June 2026

Feature Availability

Updated

Updated Microsoft Defender documentation in sentinel/feature-availability.md.

23 June 2026

Normalization

Updated

Updated Microsoft Defender documentation in sentinel/normalization.md.

23 June 2026

Normalization Ingest Time

Updated

Updated Microsoft Defender documentation in sentinel/normalization-ingest-time.md.

23 June 2026

Manage Platform Solutions

Removed

Removed Microsoft Defender documentation in sentinel/manage-platform-solutions.md.

23 June 2026

Package Platform Solution

Removed

Removed Microsoft Defender documentation in sentinel/package-platform-solution.md.

23 June 2026

Partner Integrations

Removed

Removed Microsoft Defender documentation in sentinel/partner-integrations.md.

23 June 2026

Solution Setup Essentials

Removed

Removed Microsoft Defender documentation in sentinel/solution-setup-essentials.md.

23 June 2026

Siem Migration

Updated

Updated Microsoft Defender documentation in sentinel/siem-migration.md.

22 June 2026
18

Create Custom Connector

Updated

Updated Microsoft Defender documentation in sentinel/create-custom-connector.md.

23 June 2026

Create Codeless Connector

Removed

Removed Microsoft Defender documentation in sentinel/create-codeless-connector.md.

23 June 2026
8

Kql Sample Queries

Updated

Updated Microsoft Defender documentation in sentinel/datalake/kql-sample-queries.md.

23 June 2026
7

Create Incident Manually

Updated

Updated Microsoft Defender documentation in sentinel/create-incident-manually.md.

22 June 2026
4
4

Troubleshoot Sentinel Mcp

Updated

Updated Microsoft Defender documentation in sentinel/datalake/troubleshoot-sentinel-mcp.md.

23 June 2026
5

Host asset filters

Updated

Updated Microsoft Defender documentation in easm/host-asset-filters.md.

22 June 2026

ASN asset filters

Updated

Updated Microsoft Defender documentation in easm/asn-asset-filters.md.

22 June 2026

IP address asset filters

Updated

Updated Microsoft Defender documentation in easm/ip-address-asset-filters.md.

22 June 2026

IP block asset filters

Updated

Updated Microsoft Defender documentation in easm/ip-block-asset-filters.md.

22 June 2026
3