Knowledge Base

Disabling cPanel Relay - Blocking Spam

Email is a fundamental part of modern business communication and marketing strategies. However, malicious individuals abusing email services by sending spam is a common issue. Therefore, it's important to take proper security measures on an email server hosted on cPanel. Much spam transmission occurs when the server openly permits email relay. This article will provide step-by-step guidance on disabling the "Relay" feature in cPanel and blocking spam.

Step 1: Logging into cPanel

1. Open your web browser and log in to your cPanel account.
2. Enter your username and password to log in.

Step 2: Accessing the Email Menu

1. On the cPanel dashboard, click on "Email Accounts" under the "Email" section.
2. Scroll down to the bottom of the page to find the "Relay" option.

Step 3: Editing Relay Options

1. In the "Relay" section, locate the "Allow" option and click on it.
2. Change the "Allow" option to "Do not allow."

Step 4: Saving Changes

1. Click on the "Save Changes" button at the bottom of the page to save the modifications.

Step 5: Blocking Spam

1. In the same "Email" menu, navigate to "Spam Filtering" or "SpamAssassin."
2. Enable spam filtering options and set your desired filtering level.
3. Save the changes.

Conclusion Disabling the Relay feature and enabling spam filtering options in cPanel is an effective way to enhance the email security of your server. By following these steps, you can make your server more resilient against spam transmissions.

These steps to block spam transmission represent just a few initial actions that can be taken to enhance the email security of your server. Additionally, regularly checking your firewall settings and updates is crucial for maintaining server security.