Community Cloud allows system and services to be accessible by group of organizations. It shares the infrastructure between several organizations from a specific community. It may be managed internally by organizations or by the third-party. The Community Cloud Model is shown in the diagram below.
There are many benefits of deploying cloud as community cloud model.
Community cloud offers same advantages as that of private cloud at low cost.
Community cloud provides an infrastructure to share cloud resources and capabilities among several organizations.
The community cloud is comparatively more secure than the public cloud but less secured than the private cloud.
Since all data is located at one place, one must be careful in storing data in community cloud because it might be accessible to others.
It is also challenging to allocate responsibilities of governance, security and cost among organizations.