deadfake: sending fake emails from any Email address

One of the most annoying things about E-mail services is the proliferation of spam. However, a variety of fraudulent mail may bring greater trouble, posing as a formal website to obtain the account password is a common method of fraudulent mail. For example, a fraudulent Email sent by alipay.com with the email address [email protected] actually uses the lowercase letter L to show that l is very similar to the number 1. But would you be relieved if you received an Email with exactly the right address? For example, the following email appears to be a confirmation of payment of advertising revenue from Google AdSense: