The setting to allow Microsoft accounts to be optional for modern style apps must be enabled. (Windows 8.1)

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-43241	WN08-CC-000141	SV-55994r1_rule	ECSC-1	Low

Description
Control of credentials and the system must be maintained within the enterprise. Enabling this setting allows enterprise credentials to be used with modern style apps that support this, instead of Microsoft accounts.

STIG	Date
Windows 8 / 8.1 Security Technical Implementation Guide	2014-04-02

Details

Check Text ( C-49271r3_chk )
This requirement is NA for the initial release of Windows 8. It is applicable to Windows 8.1. Verify the registry value below. If it does not exist or is not configured as specified, this is a finding. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System Value Name: MSAOptional Value Type: REG_DWORD Value: 1

Fix Text (F-48833r2_fix)
This requirement is NA for the initial release of Windows 8. It is applicable to Windows 8.1. Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> App Runtime -> "Allow Microsoft accounts to be optional" to "Enabled".