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🔰 How does SPF works? Sender Policy Framework (SPF) is an email authentication protocol that helps verify that emails are sent from authorized servers for a specific domain. It prevents email spoofing by allowing domain owners to publish a list of authorized mail servers in their DNS records. Receiving mail servers then use this list to validate the sender's identity.
Community: Linux and DevOps
Posted: 2025-08-07T12:46:36.000Z
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