Welcome to HBH V2 ! If you had an account on hellboundhacker.org you will need to reset your password using the Lost Password system before you will be able to login.
logic challenge
https://hbh.sh/development/feature-requests top right click new : input your new feature/request/new concept etc. then click the make this PUBLIC OR PRIVATE button, if its a new challenge then “private” allows staff only to see it.