SPF, DKIM, DMARC: The Holy Trinity of Email Security
The increasing incidents of cyberthreats, phishing attacks, and spoofing reports are not to be taken lightly. As a result, email service providers (ESPs) are also increasing their efforts to protect their users—hence, sophisticated spam filters and additional authentication guidelines. All of these are to ensure the emails reaching inboxes are safe, secure, and relevant. The
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