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Reversible password encryption must be disabled.


Overview

Finding ID Version Rule ID IA Controls Severity
V-2372 WN12-AC-000009 SV-52880r1_rule IAIA-1 IAIA-2 High
Description
Storing passwords using reversible encryption is essentially the same as storing clear-text versions of the passwords. For this reason, this policy must never be enabled.
STIG Date
Windows Server 2012 Domain Controller Security Technical Implementation Guide 2014-01-07

Details

Check Text ( C-47197r2_chk )
Verify the effective setting in Local Group Policy Editor.
Run "gpedit.msc".

Navigate to Local Computer Policy -> Computer Configuration -> Windows Settings -> Security Settings -> Account Policies -> Password Policy.

If the value for "Store password using reversible encryption" is not set to "Disabled", this is a finding.
Fix Text (F-45806r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Account Policies -> Password Policy -> "Store password using reversible encryption" to "Disabled".