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Microsoft Windows 11 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Windows 11 domain-joined systems must have a Trusted Platform Module (TPM) enabled.

    <VulnDiscussion>Credential Guard uses virtualization-based security to protect information that could be used in credential theft attacks if ...
    Rule Medium Severity
  • SRG-OS-000424-GPOS-00188

    <GroupDescription></GroupDescription>
    Group
  • Windows 11 systems must have Unified Extensible Firmware Interface (UEFI) firmware and be configured to run in UEFI mode, not Legacy BIOS.

    &lt;VulnDiscussion&gt;UEFI provides additional security features in comparison to legacy BIOS firmware, including Secure Boot. UEFI is required to ...
    Rule Medium Severity
  • SRG-OS-000424-GPOS-00188

    <GroupDescription></GroupDescription>
    Group
  • SRG-OS-000191-GPOS-00080

    <GroupDescription></GroupDescription>
    Group
  • Windows 11 must employ automated mechanisms to determine the state of system components with regard to flaw remediation using the following frequency: Continuously, where ESS is used; 30 days, for any additional internal network scans not covered by ESS; and annually, for external scans by Computer Network Defense Service Provider (CNDSP).

    &lt;VulnDiscussion&gt;An approved tool for continuous network scanning must be installed and configured to run. Without the use of automated mecha...
    Rule Medium Severity
  • SRG-OS-000404-GPOS-00183

    <GroupDescription></GroupDescription>
    Group
  • Windows 11 information systems must use BitLocker to encrypt all disks to protect the confidentiality and integrity of all information at rest.

    &lt;VulnDiscussion&gt;If data at rest is unencrypted, it is vulnerable to disclosure. Even if the operating system enforces permissions on data acc...
    Rule High Severity
  • SRG-OS-000405-GPOS-00184

    <GroupDescription></GroupDescription>
    Group
  • Windows 11 systems must use a BitLocker PIN for pre-boot authentication.

    &lt;VulnDiscussion&gt;If data at rest is unencrypted, it is vulnerable to disclosure. Even if the operating system enforces permissions on data acc...
    Rule High Severity

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