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When you encounter these, you will need to create a whitelist to exclude the application from being blocked. The three default rules will prevent CryptoLocker from running under standard users because applications within %AppData%\ are blocked.ĪppLocker’s three default rules prevent user profile–based malware.Ĭertain legitimate programs might need to run from locations like C:\ or %USERPROFILE%\. Right-click the section and choose Create Default Rules. Under Security Settings, expand Application Control Policies, select AppLocker, and choose “Configure rule enforcement.” Check Configured, which is under Executable Rules.Įxpand the Executable Rules section.
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We need to prevent standard users from running user-based applications.
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AppLocker requires the Application Identity service to function.
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