The following groups form the key roles and functions associated with cloud computing. They do not constitute an exhaustive list but highlight the main roles and functions within cloud computing:
- Cloud customer: An individual or entity that utilizes or subscribes to cloud based services or resources.
- CSP: A company that provides cloud-based platform, infrastructure, application, or storage services to other organizations or individuals, usually for a fee; otherwise known to clients "as a service.
- Cloud backup service provider: A third-party entity that manages and holds operational responsibilities for cloud-based data backup services and solutions to customers from a central data center.
- CSB: Typically a third-party entity or company that looks to extend or enhance value to multiple customers of cloud-based services through relationships with multiple CSPs. It acts as a liaison between cloud services customers and CSPs, selecting the best provider for each customer and monitoring the services. The CSB can be utilized as a "middleman" to broker the best deal and customize services to the customer's requirements. May also resell cloud services.
- Cloud service auditor: Third-party organization that verifies attainment of SLAs.

Explanation/Reference:
Explanation:
Directive 95/46/EC is titled "On the protection of individuals with regard to the processing of personal data and on the free movement of such data."

Vendor documentation from the manufacturer of the physical hardware is the best source of best practices for securing the BIOS.