windows-itpro-docs/windows/security/threat-protection/windows-defender-application-control/applocker/how-applocker-works-techref.md

title, description, ms.assetid, ms.prod, ms.mktglfcycl, ms.sitesec, ms.pagetype, ms.localizationpriority, author, manager, audience, ms.collection, ms.topic, ms.date

title	description	ms.assetid	ms.prod	ms.mktglfcycl	ms.sitesec	ms.pagetype	ms.localizationpriority	author	manager	audience	ms.collection	ms.topic	ms.date
How AppLocker works (Windows 10)	This topic for the IT professional provides links to topics about AppLocker architecture and components, processes and interactions, rules and policies.	24bb1d73-0ff5-4af7-8b8a-2fa44d4ddbcd	w10	deploy	library	security	medium	justinha	dansimp	ITPro	M365-security-compliance	conceptual	09/21/2017

How AppLocker works

Applies to

• Windows 10
• Windows Server

This topic for the IT professional provides links to topics about AppLocker architecture and components, processes and interactions, rules and policies.

The following topics explain how AppLocker policies for each of the rule condition types are evaluated:

• AppLocker architecture and components
• AppLocker processes and interactions

The following topics explain how AppLocker rules and policies work:

• Understanding AppLocker rule behavior

• Understanding AppLocker rule exceptions

• Understanding AppLocker rule collections

• Understanding AppLocker allow and deny actions on rules

• Understanding AppLocker rule condition types

  • Understanding the publisher rule condition in AppLocker
  • Understanding the path rule condition in AppLocker
  • Understanding the file hash rule condition in AppLocker

• Understanding AppLocker default rules

  • Executable rules in AppLocker
  • Windows Installer rules in AppLocker
  • Script rules in AppLocker
  • DLL rules in AppLocker
  • Packaged apps and packaged app installer rules in AppLocker

Additional resources

• AppLocker Design Guide
• AppLocker deployment guide
• Administer AppLocker