Email Authentication: What Are SPF, DKIM, and DMARC For?

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Email is a pillar of communication for businesses and individuals, as a tool that offers numerous advantages that make it a practical, accessible and fast means of sweden girl whatsapp number communicating online. Its daily use, however, has made it an increasingly attractive target for the spread of malware, phishing and spam.

To counter these threats, email authentication protocols known as SPF, DKIM, and DMARC have been implemented. These protocols work together to verify the authenticity of the sender and protect mailboxes from malicious attempts.

Table of Contents:

What are DMARC, DKIM and SPF?
DMARC, DKIM and SPF are email authentication protocols that work together to ensure the legitimacy of communications, from a security perspective. In particular:



SPF (Sender Policy Framework) specifies which servers are allowed to send email on behalf of your domain, combating phishing and sender address spoofing.
DKIM (DomainKeys Identified Mail) adds a digital signature to your emails, certifying their authenticity and preventing manipulation of the content during transit.