← Back to Windows Server 2019 Security Technical Implementation Guide

V-93549

CAT II (Medium)

Windows Server 2019 setting Domain member: Digitally encrypt secure channel data (when possible) must be configured to enabled.

Rule ID

SV-103635r1_rule

STIG

Windows Server 2019 Security Technical Implementation Guide

Version

V1R3

CCIs

CCI-002418

Discussion

Requests sent on the secure channel are authenticated, and sensitive information (such as passwords) is encrypted, but not all information is encrypted. If this policy is enabled, outgoing secure channel traffic will be encrypted. Satisfies: SRG-OS-000423-GPOS-00187, SRG-OS-000424-GPOS-00188

Check Content

If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SYSTEM\CurrentControlSet\Services\Netlogon\Parameters\

Value Name: SealSecureChannel

Value Type: REG_DWORD
Value: 0x00000001 (1)

Fix Text

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Domain member: Digitally encrypt secure channel data (when possible)" to "Enabled".