Protect against spoofing & phishing, and help prevent messages from being marked as spam Tip: Google Workspace uses 3 email standards to help prevent spoofing and phishing of your organization’s Gmail. These standards also help ensure your outgoing messages aren’t marked as spam. We recommend Google Workspace administrators always set
up these email standards for Gmail: Learn more about . SPF is a
standard email authentication method. SPF helps protect your domain against spoofing, and helps prevent your outgoing messages from being marked as spam by receiving servers. SPF specifies the mail servers that are allowed to send email for your domain. Receiving mail servers use SPF to verify that incoming messages that appear to come from your domain were sent by servers authorized by you. Without SPF, messages sent from your organization or domain are more likely to be marked as spam by receiving mail servers. Get startedGo to the steps for setting up SPF. Email authentication for GmailIn addition to SPF, we recommend that you set up DKIM and DMARC. These authentication methods provide more security for your domain, and help ensure messages from your domain are delivered as expected. For more information on DKIM and DMARC, go to Help prevent spoofing, phishing, and spam. Video: Why set up email authentication?Video: What are SPF and DKIMHow SPF protects against spoofing and spamHelps prevent spoofingSpammers can forge your domain or organization to send fake messages that appear to come from your organization. This is called spoofing. Spoofed messages can be used for malicious purposes. For example spoofed messages can spread false information, send harmful software, or trick people into giving out sensitive information. SPF lets receiving servers verify that mail that appears to come from your domain is authentic, and not forged or spoofed. To further protect against spoofing and other malicious email activity, we recommend you also set up DKIM and DMARC. Helps deliver messages to recipients' inboxesSPF helps prevent messages from your domain from being delivered to spam. If your domain doesn’t use SPF, receiving mail servers can’t verify that messages that appear to be from your domain actually are from you. Without SPF, receiving servers might send your valid messages to recipients' spam folders, or might reject valid messages. What you need to do
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