Infrastructure as a Service (IaaS)
Definition - What does Infrastructure as a Service (IaaS) mean?
Infrastructure as a Service (IaaS) is a service model that delivers computer infrastructure on an outsourced basis to support enterprise operations. Typically, IaaS provides hardware, storage, servers and data center space or network components; it may also include software.
Infrastructure as a Service (IaaS) is also known as Hardware as a Service (HaaS).
Techopedia explains Infrastructure as a Service (IaaS)
An IaaS provider provides policy-based services and is responsible for housing, operating and maintaining the equipment it provides for a client. Clients usually pay on a per-use or utility computing basis.
Characteristics of IaaS include:
- Automated administrative tasks
- Dynamic scaling
- Platform virtualization
- Internet connectivity
IaaS is also described as one of three main categories of cloud computing service. The other two are Software as a Service (SaaS) and Platform as a Service (PaaS).
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