Want to know after authenticating in rbac file where exactly rbac says to hivemq broker that you can continue

want to know after authenticating in rbac file where exactly does rbac says to hivemq broker that you can continue with that user and password i have already authenticated it.
i wanted to know where is starting point in hivemq broker when rbac-file-extension authenticate any user.
i tried to search in CONNECT class but i am not getting how they are working and from where does username and password are coming.
TIA

Hi @sanket

It seems you asked this question already and even got answers. I want to know where and how hivemq community edition checks for authentication of user and password

Kind regards,
Dasha from the HiveMQ Team