If and when you get the email, it will be called the "ECandidate Packet Letter" or words to that effect.
That means that you are now considered an actual "Candidate".
It will have your class of 2023 login name and password information (which gets you past the first web page).
It will also include your 6-digit candidate number.
As a candidate, you will get into the Candidate Information System with your;
First Name
Last Name
Last four digits of your Social Security Number
Candidate Number