Further detailing the question, what's the correct password for the terminal inside the Schoolhouse in Goodsprings?
The passwords are not unique or fixed, but are selected randomly, so the password is different for each player (and even each time you visit it).
Instead, you'll need to learn how the minigame works, and how to beat it.
The "quick" description of play is:
This question is related and might provide some deeper insights.