Google just announced that if a message received at Gmail cannot be authenticated by way of either DKIM or SPF, the user interface is going to show a question mark in place of the sender's avatar or logo. Click here to learn more.
Google just announced that if a message received at Gmail cannot be authenticated by way of either DKIM or SPF, the user interface is going to show a question mark in place of the sender's avatar or logo. Click here to learn more.
