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Single Sign On (SSO)

Published by Office of the Assistant Secretary for Administration and Management | Department of Labor | Metadata Last Checked: January 21, 2026 | Last Modified: 2025-06-16T13:02:34.894Z
Single sign-on (SSO) is a session and user authentication service that permits a user to use one set of login credentials -- for example, a username and password -- to access multiple applications. SSO can be used by enterprises, small and midsize organizations, and individuals to ease the management of multiple credentials.

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