CHAPTER 4Amazon Web Services and Microsoft Azure

At the time of writing, there are two public cloud vendors that have the highest market share and are comfortably ahead of other vendors regarding market share, cloud service offerings, geographic availability, implementation ecosystem, cloud marketplace (e.g., store of applications), and cloud maturity. The two top public cloud vendors in this context are Amazon Web Services (AWS) and Microsoft (Azure). This chapter aims to provide an overview of these two public clouds and their cloud services portfolios. The focus of the first section of this chapter will be on AWS, the current global market leader, while the second section will focus on Microsoft Azure (Microsoft's cloud). An IDC assessment ranks AWS and Microsoft as the top two leaders, among others like Fujitsu, Google, IBM, and Rackspace (Mohan, DuBois, and Berggren 2017, 1).


Amazon Web Services (AWS) began offering information technology (IT) services to the public in 2006. AWS is a separate business unit from the Amazon online retail business. The AWS public cloud operates in 18 geographic regions (190 countries) across the world and provides 49 Availability Zones (AZs) or data center groupings. There are many cloud services that AWS provides, and the list of such services continues to grow. This section aims to provide a high‐level overview of crucial cloud services within the current AWS portfolio (Amazon Web Services 2017). Figure 62 provides ...

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