SSO — Single Sign-On
Definition: An authentication system that lets users log into multiple applications with one set of credentials, typically via an identity provider.
Example
Logging into Google once, then accessing Gmail, Drive, and YouTube without re-authenticating is SSO.
When you'll hear it
SSO shows up most often in engineering planning, architecture reviews, and sprint retrospectives. When someone uses it, they're usually referring to single sign-on — and they expect the room to already know what that means.
FAQs
What does SSO stand for?
SSO stands for Single Sign-On.
What does SSO mean in technology and engineering?
An authentication system that lets users log into multiple applications with one set of credentials, typically via an identity provider.
Where will I hear SSO used at work?
SSO comes up most often in engineering planning, architecture reviews, and sprint retrospectives. It's used as shorthand for single sign-on, so people assume you already know the term.