Block site user base on their IP Address.

• From admin panel, navigate to jDefender > Preferences
• Activate "Manage by IP" to Yes
• Click [Save] to save your changes
• Now go to jDefender > User Management
• Click "New" button to create an entry to block the IP
• Enter the IP address of the user that you want to block and specify the Status
• Click [Save] to save your changes