You can login here using the GATE Overflow username and password would have been sent to your registered email address. If you lost the email, you can do Forgot password option. For new users, the email should arrive within 2 hrs of registration after registering here
Those who are logged in can click the Site Home, then the available courses and Enroll on them.
(Edited by Arjun Suresh - original submission Monday, 22 May 2017, 8:25 PM)