As found on The System Center Team blog:

Security Compliance Manager version 1.0 provides centralized security baseline management features, a baseline portfolio, customization capabilities, and security baseline export flexibility to accelerate your organization's ability to efficiently manage the security and compliance process for the most widely used Microsoft technologies. Join the beta review program for Security Compliance Manager version 1.0, and get the tools and guidance you need to better balance your organization's needs for security and functionality.

Direct link: Microsoft Connect
Complete listing of Solution Accelerators