There are three types of Cloud Computing solutions prevalent in the market.
Infrastructure as a Service (IaaS)
As the name suggests, a third party will host the elements of infrastructure, namely the hardware, servers, storage, and software. It will also provide security, maintenance, and software.
Software as a Service (SaaS)
Software as a Service (SaaS) is a software distribution model in which – using the cloud application is made available to customers over the Internet.
Platform as a Service (PaaS)
Platform as a Service (PaaS) or Application Platform as a Service (aPaaS) is one of the cloud computing services that allows users to develop, run, and manage applications without having to get caught up in code, storage, infrastructure and so on. There are different kinds of PaaS. All the PaaS option is either public, private, or a hybrid mix of the two.