Is abbreviated as XaaS. This catch-all term refers to all available services provided online instead of locally or on premise. Essentially, it’s cloud computing.
Anything-as-a-Service is also sometimes called “X-as-a-service”, “everything-as-a-service”, or “anything-as-a-service”. Examples of XaaS are security-as-a-service (SaaS) and communications-as-a-service (CaaS).