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CẤU HÌNH SPF, DKIM, DMARC CHO EXCHANGE SERVER

 CẤU HÌNH SPF, DKIM, DMARC CHO EXCHANGE SERVER

A. DKIM

1. Tải bộ ký DKIM signer

2. Tạo record

Cài xong, mở Configure, đẩy mục "Exchange DKIM signer" lên đầu tiên


Cấu hình DKIM Header và Body ở mức Relaxed

Đặt tên Selector, bấm Generate new key, Save domain.


Copy key rồi qua trang quản lý DNS của tên miền (vd: PAVN, Mắt Bão...) tạo record txt


Test lại DKIM ở trang: https://dkimvalidator.com/

B. DMARC
Vào trang https://kitterman.com/dmarc/ để tạo





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