Read signed email as plain text must be enforced.
An XCCDF Rule
Description
Outlook can display e-mail messages and other items in three formats: plain text, Rich Text Format (RTF), and HTML. By default, Outlook displays digitally signed e-mail messages in the format they were received in.
| Property | Value |
|---|---|
| Responsibility | System Administrator |
- ID
- SV-33519r1_rule
- Version
- DTOO215 - Outlook
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Set the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2010 -> Outlook Options -> Preferences -> E-mail Options “Read signed e-mail as plain text” to “Enabled”.