SSO authentication relies on an authentication token as a User tries to sign into a service. This can
commonly be seen within Active Directory where (if setup appropriately) a User can authenticate
once and as long as the token is still valid the User can access all Services that would otherwise
require another authentication process to proceed.
SSO authentication can reduce the likelihood of User error and account lockouts, password fatigue,
and over simplification of passwords. While this can be a nice feature to incorporate there are a few