Training & tutorials

Can Strangers Send Email as Your Company?

Name: Can Strangers Send Email as Your Company?
Uploaded: 2026-09-09
Description: Learn how to check whether someone could send email using your company's identity, and what SPF, DKIM and DMARC actually prove when you look them up.

Posted 9 September 2026

Learn how to check whether someone could send email using your company's identity, and what SPF, DKIM and DMARC actually prove when you look them up.

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About this training

Anyone, anywhere, can put your company's name in the From line of an email. This walkthrough explains how to check your domain's email protections in about ninety seconds, free, with no account.

Runtime: 2 minutes 39 seconds. The video includes ten chapters.

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Put this training into practice

Talk with ALCO about how this guidance applies to your organization, your systems and the support your team needs.