How to block incoming mails in Postfix by the mail sender address?

Solution Unverified - Updated -

Issue

  • How to block incoming mails in Postfix by the mail sender address?
  • How to allow incoming mails in Postfix by the mail sender address?

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

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