Access to your cPanel account. Click here to open cPanel
Under the Email section, click SpamAssassin™icon
Click Enable SpamAssassin button.
If you would like SpamAssassin to automatically delete spam for you, click Auto-delete Spam button.
If you still receiving spam after this setup, just lower the Score. By default it is 5. A lower number means that less spam will arrive, but it could filter even good Emails! So be careful with this setting.
Follow this video for an advanced AntiSpam Configuration using SpamAssassin and BoxTrapper
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