I'm writing a program that will have to send mail through SMTP. Doing that, I came across a really weid behavior of our exchange 2013 server: If the SMTP session authenticates the session through AUTH ...

I've found myself in a situation where I need send/receive mail to/from a remote network (work). I am able to receive mail just fine (using pops, imaps) on my home desktop (debian testing/unstable ...

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.

Microsoft has issued what appears to be the final public warning about Basic Authentication in Exchange Online being deprecated next month. Customers have been advised to switch to Modern Auth. For ...