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Headers in Apple Mail

How to display full email header information in Apple Mail. If you are reporting a security incident, the quickest way to provide all the information needed is to forward the original email as an attachment, which will include the full header information:

To forward an email including the full internet headers...

  1. Select the message you want to forward.
  2. Message > Forward as Attachment:

    Outlook 2016 FAA

  3. To report a security threat to CamCERT, the University's incident response team, please forward the email to .

 

Viewing the full internet header information

  1. Open Apple Mail.

  2. Select a message from your inbox:

    Apple_Mail_01

  3. In the main menu, click View:

    Apple_Mail_02

  4. From the dropdown menu, select Message > All headers:

    Apple_Mail_03

  5. You'll now see the header information displayed:

    Apple_Mail_04