Step1: Login to your WHM interface
Step2: Go to WHM >> Home >> Security Center >> cPHulk Brute Force Protection
Step3: Go to Countries Management tab
Step4: Select the checkboxes for the countries that you wish to modify.
Step5: Click the gear icon at the top of the table.
Step6: Click Whitelist Selected Countries, Blacklist Selected Countries, or Set Selected to “Not Specified”.