Thank you for your patience. I have checked and we do not setup cphulk on our end. However, you can setup it using the below steps in WHM.
To Enable / Disable cPHulk Brute Force Protection via WHM
1. Login to WHM.
2. Navigate to Home -> Security Center -> cPHulk Brute Force Protection.
3. Click the Enable button
https://docs.cpanel.net/whm/security-center/cphulk-brute-force-protection