Microsoft Outlook 2010 Security Technical Implementation Guide

The Microsoft Outlook 2010 Security Technical Implementation Guide (V1 R14) has 85 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V1 · R14

CurrentPublished Thu Jan 30 2025

Check e-mail addresses against addresses of certificates being used must be disallowed.

Microsoft Outlook 2010 Security Technical Implementation Guide

Assessment Title

Rule Text

Check e-mail addresses against addresses of certificates being used must be disallowed.

Description

Discussion Text

This policy setting controls whether Outlook verifies the user's e-mail address with the address associated with the certificate used for signing.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-242104

Rule

SV-242104r961863_rule

Severity

medium

Rule Version

DTOO320 - Outlook

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

The policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2010 -> Security -> Cryptography "Do not check e-mail address against address of certificates being used" must be set to "Enabled".

Procedure: Use the Windows Registry Editor to navigate to the following key: 

HKCU\Software\Policies\Microsoft\Office\14.0\outlook\security

Criteria: If the value SupressNameChecks is REG_DWORD = 1, this is not a finding.

Implementation Procedure

Fix Text

Set the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2010 -> Security -> Cryptography "Do not check e-mail address against address of certificates being used" to "Enabled".

STIG check 82 of 85 in the Microsoft Outlook 2010 STIG checklist

← Previous · V-242103Replies or forwards to signed/encrypted messages must be signed/encrypted.Next · V-242105 →Outlook Rich Text options must be set for converting to plain text format.