OpenSMTPD released and upcoming filters preview
by from OpenBSD Journal on (#42DDS)
Gilles Chehade (gilles@) has writtenan articleon recent progress inOpenSMTPD.It begins:
TL;DR:Filters have been a (the most ?) long awaited feature in OpenSMTPD.I finally committed most of the filters code to OpenBSD.There is still a bit of work required but the trickiest parts are done.This article describes how filters are implemented and what to expect.