Users who want to use the AWS Management Console must sign in to your AWS account through the IAM-enabled sign-in page that’s specific to your account. You provide your users with the URL they need to access the sign-in page. You can find the URL for your account on the dashboard of the IAM console.
When users use the link you give them, they will see a sign-in page similar to the following page.
[More info here](http://docs.aws.amazon.com/IAM/latest/UserGuide/Using_AccessingConsole.html)