Attack surface reduction rules

Concept

Rules in Microsoft Defender for Endpoint that block risky software behaviors commonly abused by malware, such as macros in Office files downloaded from the internet.

Title graphic: Attack surface reduction rules (Concept)

Tipo	Concept
Documentazione	learn.microsoft.com/defender-endpoint/attack-surface-reduction-rules-overview

Articles about Attack surface reduction rules (2)

Microsoft Defender: regola di riduzione della superficie di attacco per endpoint
2026-03-06 · Mirko Peters
Rafforza gli endpoint con le regole di riduzione della superficie di attacco. Verifica l'efficacia delle regole ASR con query KQL avanzate per migliorare il rilevamento e ottimizza
Microsoft Defender: Attack Surface Reduction Rule for Endpoint
2026-03-06 · Mirko Peters
Harden endpoints with Attack Surface Reduction rules. Audit ASR rule effectiveness using advanced KQL queries for improved detection and exclusion tuning.

Glossario

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Sources

Documentation: learn.microsoft.com/defender-endpoint/attack-surface-reduction-rules-overview
Feed for this topic (RSS): entity/attack-surface-reduction-rules/feed.xml
Articles on this topic: 2

Maintained by Mirko Peters (Microsoft MVP) · Last updated: 2026-11-06