[MlMt] What's with the skulls?

[John Cooper]

Sherif Soliman wrote (at 22:58 on 15 Feb 2019):

> This is something that MailMate does to help users detect @ symbols in 
> the name part of an address header, which is one simple pattern of 
> email spoofing. This blog post by Benny explains more:
>
> https://blog.freron.com/2017/email-spoofing/

Thank you, Sherif, for finding and linking to the blog post!