Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Day in brief
Identifying and managing the lifecycle of deprecated solutions in Microsoft Sentinel leads 70 Defender updates
26 April 2026 recorded 70 updated Microsoft Defender documentation changes. The most active areas were Defender XDR, Endpoint, Sentinel.
- Identifying and managing the lifecycle of deprecated solutions in Microsoft Sentinel
Sentinel · Cloud and workloadsUpdated Microsoft Defender documentation in sentinel/sentinel-solution-deprecation.md.
- Identifying and managing the lifecycle of deprecated solutions in Microsoft SentinelSentinel · Cloud and workloads
Updated Microsoft Defender documentation in sentinel/sentinel-solution-deprecation.md.
- Ai Agent Detection Protection
Defender XDR · GeneralUpdated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
- Migrate To Sensor V3
Identity · Identity protectionUpdated Microsoft Defender documentation in defender-for-identity/deploy/migrate-to-sensor-v3.md.
- Full functionality
Endpoint · Endpoint protectionUpdated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
This period briefing was assembled from the tracked Microsoft Learn and Message Center changes.
70 updates
Microsoft Defender XDR
30 updatesUpdated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Defender Security For Ai
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-for-ai/defender-security-for-ai.md.
Defender Security For Ai
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-for-ai/defender-security-for-ai.md.
Defender Security For Ai
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-for-ai/defender-security-for-ai.md.
Defender Security For Ai
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-for-ai/defender-security-for-ai.md.
Updated Microsoft Defender documentation in defender-xdr/security-copilot-in-microsoft-365-defender.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Updated Microsoft Defender documentation in defender-xdr/security-for-ai/ai-agent-detection-protection.md.
Autoad Results
UpdatedUpdated Microsoft Defender documentation in defender-xdr/autoad-results.md.
Autoad Results
UpdatedUpdated Microsoft Defender documentation in defender-xdr/autoad-results.md.
Phishing Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/phishing-triage-agent.md.
Phishing Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/phishing-triage-agent.md.
Updated Microsoft Defender documentation in defender-xdr/shield-predict-threats-manage.md.
Whats New
UpdatedUpdated Microsoft Defender documentation in defender-xdr/whats-new.md.
Security Alert Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-alert-triage-agent.md.
Security Alert Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-alert-triage-agent.md.
Security Alert Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-alert-triage-agent.md.
Security Alert Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-alert-triage-agent.md.
Security Alert Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-alert-triage-agent.md.
Security Alert Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-alert-triage-agent.md.
Security Alert Triage Agent
UpdatedUpdated Microsoft Defender documentation in defender-xdr/security-alert-triage-agent.md.
Microsoft Defender for Endpoint
18 updatesUpdated Microsoft Defender documentation in defender-endpoint/restrict-response-actions-high-value-assets.md.
Full functionality
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Restricted functionality
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Updated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Updated Microsoft Defender documentation in defender-endpoint/restrict-response-actions-high-value-assets.md.
Updated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Updated Microsoft Defender documentation in defender-endpoint/restrict-response-actions-high-value-assets.md.
Restricted functionality
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Restricted functionality
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Updated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Updated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Updated Microsoft Defender documentation in defender-endpoint/restrict-response-actions-high-value-assets.md.
Updated Microsoft Defender documentation in defender-endpoint/restrict-response-actions-high-value-assets.md.
Restricted functionality
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Restricted functionality
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/defender-deployment-tool-windows.md.
Updated Microsoft Defender documentation in defender-endpoint/whats-new-in-microsoft-defender-endpoint.md.
Updated Microsoft Defender documentation in defender-endpoint/whats-new-in-microsoft-defender-endpoint.md.
Respond Machine Alerts
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/respond-machine-alerts.md.
Microsoft Defender for Identity
7 updatesMigrate To Sensor V3
UpdatedUpdated Microsoft Defender documentation in defender-for-identity/deploy/migrate-to-sensor-v3.md.
Updated Microsoft Defender documentation in defender-for-identity/health-alerts.md.
Whats New
UpdatedUpdated Microsoft Defender documentation in defender-for-identity/whats-new.md.
Updated Microsoft Defender documentation in defender-for-identity/deploy/prerequisites-sensor-version-3.md.
Troubleshooting Known Issues
UpdatedUpdated Microsoft Defender documentation in defender-for-identity/troubleshooting-known-issues.md.
Updated Microsoft Defender documentation in defender-for-identity/deploy/configure-windows-event-collection.md.
Updated Microsoft Defender documentation in defender-for-identity/deploy/prerequisites-sensor-version-3.md.
Microsoft Sentinel
15 updatesUpdated Microsoft Defender documentation in sentinel/sentinel-solution-deprecation.md.
Updated Microsoft Defender documentation in sentinel/sentinel-solution-deprecation.md.
Whats New
UpdatedUpdated Microsoft Defender documentation in sentinel/whats-new.md.
Whats New
UpdatedUpdated Microsoft Defender documentation in sentinel/whats-new.md.
Publish Sentinel Solutions
UpdatedUpdated Microsoft Defender documentation in sentinel/publish-sentinel-solutions.md.
Publish Sentinel Solutions
UpdatedUpdated Microsoft Defender documentation in sentinel/publish-sentinel-solutions.md.
Updated Microsoft Defender documentation in sentinel/sentinel-summary-rules-creation.md.
Updated Microsoft Defender documentation in sentinel/sentinel-summary-rules-creation.md.
Sentinel Workbook Creation
UpdatedUpdated Microsoft Defender documentation in sentinel/sentinel-workbook-creation.md.
Sentinel Workbook Creation
UpdatedUpdated Microsoft Defender documentation in sentinel/sentinel-workbook-creation.md.
Entities Reference
UpdatedUpdated Microsoft Defender documentation in sentinel/entities-reference.md.
Entities Reference
UpdatedUpdated Microsoft Defender documentation in sentinel/entities-reference.md.
Entities Reference
UpdatedUpdated Microsoft Defender documentation in sentinel/entities-reference.md.
Entities Reference
UpdatedUpdated Microsoft Defender documentation in sentinel/entities-reference.md.
Whats New
UpdatedUpdated Microsoft Defender documentation in sentinel/whats-new.md.