Microsoft Azure is a cloud computing platform and set of services offered by Microsoft that enables users to build, deploy, and manage applications and services through a global network of data centers. It provides a wide range of services including virtual machines, storage, databases, networking, analytics, and much more. Azure allows users to quickly deploy and manage applications, and also provides tools and services for developers to build and test applications. Azure is used by businesses and individuals for a variety of purposes such as data storage, website hosting, and application development, among others. It is one of the leading cloud platforms in the market and is widely used by businesses of all sizes.