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The Windows SMB client must be configured to always perform SMB packet signing.


Overview

Finding ID Version Rule ID IA Controls Severity
V-63703 WN10-SO-000100 SV-78193r1_rule Medium
Description
The server message block (SMB) protocol provides the basis for many network operations. Digitally signed SMB packets aid in preventing man-in-the-middle attacks. If this policy is enabled, the SMB client will only communicate with an SMB server that performs SMB packet signing.
STIG Date
Windows 10 Security Technical Implementation Guide 2016-06-08

Details

Check Text ( None )
None
Fix Text (F-69629r1_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Microsoft network client: Digitally sign communications (always)" to "Enabled".