Outlook must be configured not to prompt users to choose security settings if default settings fail.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-71271	DTOO315	SV-85895r1_rule		Medium

Description
This policy prompts the user to choose security settings if default settings fail, but allowing users to select their own security settings would result in inconsistent enforcement in the organization and the likelihood of nonsecure settings being applied.

STIG	Date
Microsoft Outlook 2016 STIG	2016-12-02

Details

Check Text ( None )
None

Fix Text (F-46943r1_fix)
Set the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2016 -> Security "Prompt user to choose security settings if default settings fail" to "Disabled".