AmazonSES DKIM signature not inserted with SendRawEmail
问题 I've been using SES to send emails via the normal SendEmail API command, and the DKIM signature has been working fine. Now I want to send an attachment, so I started using SendRawEmail API and the DKIM signture is not being inserted into the mail headers. This causes GMail to display the ugly via amazonses.com warning: I verified this by looking at the mail source with gmail's Show Original . I found this same question on Amazon's forum. But it doesn't actually answer the question. It does