A single set of login credentials can be used by users to log into numerous applications thanks to single sign-on, an authentication service and session.Single sign-on is an authentication service and session that allows users to use a single set of login credentials to access multiple applications. Small enterprises, organizations, and individuals alike can use a single sign on configuration for easy management of usernames and passwords. The authentication method allows users to authenticate multiple websites and applications securely with a single set of credentials. Single sign on is a reliable cloud security technology that helps reduce multiple user logins to a single login for convenience and security.