This is the Release Candidate for the vSphere 5.1 Hardening Guide.
All links to documentation and KB articles have been updated. All API and CLI fields have also been updated. Guidance for VCSA and SSO have been added.
Attached is a separate change log document.
We welcome your comments on this draft. It is expected that this draft will be public for two weeks. At that time, all changes will be incorporated and the final release will be published.