The system must be configured to prevent the storage of the LAN Manager hash of passwords.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-63797	WN10-SO-000195	SV-78287r1_rule		High

Description
The LAN Manager hash uses a weak encryption algorithm and there are several tools available that use this hash to retrieve account passwords. This setting controls whether or not a LAN Manager hash of the password is stored in the SAM the next time the password is changed.

STIG	Date
Windows 10 Security Technical Implementation Guide	2016-10-28

Details

Check Text ( None )
None

Fix Text (F-69725r1_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Network security: Do not store LAN Manager hash value on next password change" to "Enabled".