Acronym for Software as a Service—cloud-delivered applications accessed via browser.
SaaS stands for Software as a Service. See 'Software as a Service' for the full definition. SaaS has become the default software delivery model for most business applications.
Why It Matters
The DSC Perspective:
Most new software is SaaS. Understanding SaaS security—identity management, access controls, data handling—is essential for modern security programmes. Shadow SaaS (unapproved applications) is a significant risk.