Advantages Disadvantages of Single Sign on Solutions Read up on the benefits of single sign-on systems. Make it possible for users to sign into several services with the same credentials. Single sign-on (SSO) allows users to log in once and then access multiple programmes using the same credentials. Given that a single login password grants access to many systems, we'd like to spare users the hassle of having to reauthenticate themselves whenever they switch between applications. Now let's introduce SSO to the mix. When logging into an SSO-enabled app, users just need to do so once, saving them time and effort. The Advantages of a Single Sign-On