I have client that switched to using google to host their domain.com web site and email. they told me google will not provide a "outgoing" mail server so they have to do that themselves. They are ...

It appears many Mail users are having authentication problems in which they are prompted for the username and password every time a message is sent (either manually ...

gpg-mailgate is a small content filter for Postfix + web interface that allows any user to upload PGP keys to your server (and confirm email address), and then will begin encrypting any outgoing mail ...