How to block/whitelist sender address or domain name in cPanel?

To block email address or domain name:-

Mail --> SpamAssasin --> Configure SpamAssassin

To block a single email address (for instance [email protected])
Enter
abc@domain in to the "blacklist_from" field.

To block an entire domain (for instance domain.com)
Enter
*@domain.com in to the "blacklist_from" field


To whitelist email address or domain name:-

Mail --> SpamAssasin --> Configure SpamAssassin

To block a single email address (for instance [email protected])
Enter
abc@domain in to the "whitelist_from" field.

To block an entire domain (for instance domain.com)
Enter
*@domain.com in to the "whitelist_from" field

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