STIGQter: STIG Summary: VMware vSphere 8.0 vCenter Security Technical Implementation Guide Version: 2 Release: 4 Benchmark Date: 01 Jul 2026:

The vCenter Server must enable data at rest encryption for vSAN.

DISA Rule

SV-258929r961599_rule

Vulnerability Number

V-258929

Group Title

SRG-APP-000428

Rule Version

VCSA-80-000196

Severity

CAT II

CCI(s)

• CCI-002475 - Implement cryptographic mechanisms to prevent unauthorized modification of organization-defined information when at rest on organization-defined system components.

Weight

10

Fix Recommendation

From the vSphere Client, go to Host and Clusters.

Select the vCenter Server >> Select the target cluster >> Configure >> vSAN >> Services >> Data Services.

Click "Edit".

Enable "Data-At-Rest encryption" and select a pre-configured key provider from the drop down. Click "Apply".

Note: Before enabling, read and understand the operational implications of enabling data at rest encryption in vSAN and how it effects capacity, performance, and recovery scenarios.

Check Contents

If no clusters are enabled for vSAN, this is not applicable.

From the vSphere Client, go to Host and Clusters.

Select the vCenter Server >> Select the cluster >> Configure >> vSAN >> Services >> Data Services.

Review the "Data-at-rest encryption" status.

or

From a PowerCLI command prompt while connected to the vCenter server, run the following command:

Get-Cluster | Where-Object {$_.VsanEnabled -eq $true} | Get-VsanClusterConfiguration | Select-Object Name,EncryptionEnabled

If "Data-At-Rest encryption" is not enabled, this is a finding.

Vulnerability Number

V-258929

Documentable

False

Rule Version

VCSA-80-000196

Severity Override Guidance

If no clusters are enabled for vSAN, this is not applicable.

From the vSphere Client, go to Host and Clusters.

Select the vCenter Server >> Select the cluster >> Configure >> vSAN >> Services >> Data Services.

Review the "Data-at-rest encryption" status.

or

From a PowerCLI command prompt while connected to the vCenter server, run the following command:

Get-Cluster | Where-Object {$_.VsanEnabled -eq $true} | Get-VsanClusterConfiguration | Select-Object Name,EncryptionEnabled

If "Data-At-Rest encryption" is not enabled, this is a finding.

Check Content Reference

M

Target Key

5573