How to Block Spammer or Hacker Who Always Changed the Sender’s E-Mail Address?

Spammer or hacker will always change the e-mail address to avoid being flag as spam based on the sender’s e-mail address.

 

Solution: block the SMTP domain of spammer or hacker by using “Global Email Filters” tool in cPanel

  1. Goto “Global Email Filters”
  2. Click “Edit” on “Block E-mail Based on Header”
  3. Click on “+” button to add a new entry
  4. Change to “Any Header” and enter the header information that will be blocked by mail server and will be diverted to spam folder
  5. Finally, click “Save” button