Page 94 - Cloud computing: From paradigm to operation

1 Framework and requirements for cloud computing

9.2.1.3 Administrator function

The administrator function functional component supports the cloud computing activities of the CSC:cloud
service administrator. This includes functions for the administration of user identities and profiles, the
monitoring of service activity and usage, event handling and problem reporting. Cloud administration
capabilities are only accessed using cloud services.

9.2.2 Access layer functional components
Figure 9-3 shows the access layer functional components which include:
• access control:
– service access;
– business access;

– administration access;
– development access.
• connection management.

Figure 9-3 – Access layer functional components
9.2.2.1 Access control

Access control limits users to the use of particular services. Principally, access control involves the
authentication of a user through the presentation and validation of credentials, followed by the authorization
of this authenticated user to use specific services. Associated with this is identity management.
Access control for cloud services, the resources they depend on, and the related control functions should be
provided.

9.2.2.2 Service access
The service access functional component provides access to the cloud services offered by the cloud service
provider.

9.2.2.3 Business access
The business access functional component provides access to business capabilities offered by the cloud
service provider, as implemented by the business support systems.
9.2.2.4 Administration access

The administration access functional component provides access to administration capabilities offered by
the cloud service provider, as implemented by the operational support systems.

9.2.2.5 Development access

The development access functional component provides access to a set of capabilities within the provider's
system that supports the development, test and maintenance of cloud service implementations.

86