Is there a way I can trace users who log in in my cPanel and WHM? I know about cPHulk but it just records users who attack the server. I just want to record every user their IP address that log into cPanel or WHM and also the files they are uploading or downloading.
For the cPanel, following logfiles show information which could be useful:
Their names are fairly self-descriptive.
This link has a lot of information which could be usefull for you.
The FTP login information you could find here:
You can get raw access logs if thats what you are after by logging into your CPanel and selecting the button "Raw Access Logs".