Table of Contents
ISRN Software Engineering
Volume 2013, Article ID 782174, 31 pages
Review Article

Foundations and Technological Landscape of Cloud Computing

Faculty of Computer Science, Free University of Bolzano-Bozen, Piazza Domenicani 3, 39100 Bolzano, Italy

Received 31 October 2012; Accepted 12 December 2012

Academic Editors: M. Meringer and R. J. Walker

Copyright © 2013 Nattakarn Phaphoom et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


The cloud computing paradigm has brought the benefits of utility computing to a global scale. It has gained paramount attention in recent years. Companies are seriously considering to adopt this new paradigm and expecting to receive significant benefits. In fact, the concept of cloud computing is not a revolution in terms of technology; it has been established based on the solid ground of virtualization, distributed system, and web services. To comprehend cloud computing, its foundations and technological landscape need to be adequately understood. This paper provides a comprehensive review on the building blocks of cloud computing and relevant technological aspects. It focuses on four key areas including architecture, virtualization, data management, and security issues.