SMTP, or Simple Mail Transfer Protocol, is a set of communication guidelines used by email servers to deliver emails to their clients. Your emails are just strings of text; SMTP helps servers and ...

SMTP. It stands for Simple Mail Transfer Protocol. But to many of us it’s far from simple, it’s another vaguely understood jargon phrase (I know it was for me before I joined Mailjet). SMTP is ...

When the industry first adopted the Simple Mail Transfer Protocol (SMTP) as the ubiquitous e-mail transmission standard, we didn't have the Internet security problems that now plague e-mail. Although ...

Verizon is one of the many Internet Service Providers that require you to authenticate when sending mail. The purpose of SMTP authentication is to reduce email spamming and abusive mailing behaviors.