To log in, you will need your UserID and password.
These were emailed to when you first had a Registered User account.
Note the password is cAsE seNSitiVe !
If you forget your password, it can be recovered but you will need your email address (or alt-email address if you saved one) currently in the database to do so. Just click 'Forgot Password' above and enter your deatils, and your password will be automatically emailed to you at that email address.
A registered User on SMEX has a User account, and once logged in to that account, you will be able to edit your profile, including change password.
If you have changed your email address, send an email containing sufficient identifying information and a request to resend your password to your new email address. Note this is not automated and is manually processed, and the response will not be immediate.