Outlook minimum encryption key length settings must be set.
An XCCDF Rule
Description
This setting allows the minimum key length for an encrypted email message to be configured.
| Property | Value |
|---|---|
| Responsibility | System Administrator |
- ID
- SV-54064r1_rule
- Version
- DTOO316
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Set the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2013 -> Security -> Cryptography "Minimum encryption settings" to "Enabled: 168 bits".