Training & tutorials

Investigating Suspicious Email: How to Read the Headers

Name: Investigating Suspicious Email: How to Read the Headers
Uploaded: 2026-09-09
Description: Learn how email headers can help you investigate a suspicious message: what the path shows, which fields can be faked, and what actually proves origin.

Posted 9 September 2026

Learn how email headers can help you investigate a suspicious message: what the path shows, which fields can be faked, and what actually proves origin.

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About this training

A convincing email is easy to fake. What's much harder to fake is the trail behind it.

This walkthrough uses a fabricated specimen message, with no real sender or recipient.

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