- JotForm Supportashwin_dAnswered on November 19, 2016 at 03:06 AM
Unfortunately we do not have options for DKIM signing or DMARC authentication. Do you mean to say that you want to use your own email address to send submission emails?
Yes it is possible to achieve your requirement by adding custom sender email in your account and set it as "Recipient Email" of your form's email alert. You may like to take a look at the following guide should help you: