Whats New
UpdatedUpdated Microsoft Defender documentation in defender-xdr/whats-new.md.
Day in brief
Configure Machines Security Baseline leads 33 Defender updates
1 May 2026 recorded 1 new, 31 updated, 1 removed Microsoft Defender documentation changes. The most active areas were Endpoint, Defender XDR, Office 365.
- Configure Machines Security Baseline
Endpoint · Endpoint protectionUpdated Microsoft Defender documentation in defender-endpoint/configure-machines-security-baseline.md.
- Migrating Asr Rules
Endpoint · Vulnerabilities and exposureUpdated Microsoft Defender documentation in defender-endpoint/migrating-asr-rules.md.
- Hunting graph in Microsoft Defender advanced hunting
Defender XDR · Hunting and detectionUpdated Microsoft Defender documentation in defender-xdr/advanced-hunting-graph.md.
- Monitor attack surface reduction (ASR) rule activityEndpoint · Vulnerabilities and exposure
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
- Reports Defender For Office 365
Office 365 · Email and collaborationUpdated Microsoft Defender documentation in defender-office-365/reports-defender-for-office-365.md.
This period briefing was assembled from the tracked Microsoft Learn and Message Center changes.
33 updates
Microsoft Defender XDR
3 updatesShield Predict Threats
UpdatedUpdated Microsoft Defender documentation in defender-xdr/shield-predict-threats.md.
Updated Microsoft Defender documentation in defender-xdr/advanced-hunting-graph.md.
Microsoft Defender for Endpoint
29 updatesMigrating Asr Rules
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/migrating-asr-rules.md.
Added Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Updated Microsoft Defender documentation in defender-endpoint/defender-endpoint-demonstration-attack-surface-reduction-rules.md.
Updated Microsoft Defender documentation in defender-endpoint/address-unwanted-behaviors-mde.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-overview.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-configure.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-deployment.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Mde P1 Setup Configuration
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/mde-p1-setup-configuration.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-monitor.md.
Updated Microsoft Defender documentation in defender-endpoint/configure-machines-security-baseline.md.
Mde P1 Setup Configuration
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/mde-p1-setup-configuration.md.
Updated Microsoft Defender documentation in defender-endpoint/onboarding-endpoint-configuration-manager.md.
Updated Microsoft Defender documentation in defender-endpoint/defender-endpoint-demonstrations.md.
Updated Microsoft Defender documentation in defender-endpoint/configure-contextual-file-folder-exclusions-microsoft-defender-antivirus.md.
Configure Machines
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/configure-machines.md.
Updated Microsoft Defender documentation in defender-endpoint/configure-machines-onboarding.md.
Customize Exploit Protection
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/customize-exploit-protection.md.
Updated Microsoft Defender documentation in defender-endpoint/deployment-vdi-microsoft-defender-antivirus.md.
Exploit Protection
UpdatedUpdated Microsoft Defender documentation in defender-endpoint/exploit-protection.md.
Configure Machines Asr
RemovedRemoved Microsoft Defender documentation in defender-endpoint/configure-machines-asr.md.
Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction-rules-deployment-plan.md.
Updated Microsoft Defender documentation in defender-endpoint/microsoft-defender-antivirus-using-powershell.md.
Updated Microsoft Defender documentation in defender-endpoint/troubleshoot-asr.md.
Updated Microsoft Defender documentation in defender-office-365/reports-defender-for-office-365.md.