When you have an important message to convey (or perhaps a not so important one), it’s all too easy to fire up your text editor and send out email with fancy fonts and lots of bright colours. Why not attach an illustrative image or PowerPoint presentation for good measure? It just makes the email as [...]

One of the ideas we had implemented for a while on our edge mail infrastructure was the concept of Greylisting.
The goal of greylisting is to reduce the amount of spam that reaches user mailboxes by taking advantage of the fact that spammers do not operate fully standards-compliant mail servers. [...]

qmail has a lot of quirks due to its design of small compartmentalized daemons. One of the issues which impacts us a lot is its delayed-bounce behavior. An out of the box qmail installation only rejects mail for recipient domains not in ‘rcpthosts’ and from senders listed in ‘badmailfrom’.
That means if someone sends a [...]

When we first started out, our focus was to combine two existing mailing lists which were run using majordomo and Listproc. Whilst both were fine mailing list servers, they were a but unwiedly to setup and Listproc at that time required a paid license which made it expensive.
Around the same time (circa 1996-97), qmail was [...]