Every hosting account does have a main password that allows you to access your hosting account via SSH and FTP or to access cPanel directly.
So If you whish to access your account via SSH or cPanel directly you must know the main password.
In order to define the main password of your hosting account follow these steps:
1 - Access your Hosting Panel
Just follow instruccions of How to access your Hosting Panel.
2 - Click on Change Password
Click on Change Password icon.
3 - Define a complex password
Just write a complex password and click on Send button.