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EDGE-00-000050 Microsoft Defender SmartScreen must be enabled.

DISA STIG library V2R5
All changes in this version
first version loaded CAT II

Maps to CM-7 via CCI-000381

Title

Microsoft Defender SmartScreen must be enabled.

Control

The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Configure Microsoft Defender SmartScreen" must be set to "Enabled". Use the Windows Registry Editor to navigate to the following key: HKLM\SOFTWARE\Policies\Microsoft\Edge If the value for "SmartScreenEnabled" is not set to "REG_DWORD = 1", this is a finding. If this machine is on SIPRNet, this is Not Applicable.

Discussion

This policy setting configures Microsoft Defender SmartScreen, which provides warning messages to help protect users from potential phishing scams and malicious software. By default, Microsoft Defender SmartScreen is turned on. If this setting is enabled, Microsoft Defender SmartScreen is turned on. If this setting is disabled, Microsoft Defender SmartScreen is turned off. If this setting is not configured, users can choose whether to use Microsoft Defender SmartScreen. This policy is available only on Windows instances that are joined to a Microsoft Active Directory domain, Windows 10 Pro or Enterprise instances that enrolled for device management, or macOS instances that are that are managed via MDM or joined to a domain via MCX.

Related controls

CCI-000381

Fix

Set the policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Configure Microsoft Defender SmartScreen" to "Enabled".