On Fri, Jun 14, 2013 at 12:37:11PM +0200, Petar Bogdanovic wrote: > On Fri, Jun 14, 2013 at 12:08:00PM +0200, Bastian Blank wrote: > > On Fri, Jun 14, 2013 at 08:50:42AM +0200, Manuel Badzong wrote: > > > I would like to introduce mail gopher, a new all-in-one, MIT-licensed > > > mail filter. > > How does it relate to Postfix? > It's a milter that some people on this list might find useful.
So it only supports what the milter server can do. > > > Mopher can: > > > + tarpit hosts > > Bad idea in userspace. > So kernel space then? A milter can't do that anyway, the communication is controlled by the other side of the milter connection. You can wait a long time for each response, but this does not get you anything. > > > + count failed/successful delivery attempts by hosts > > What do you want to do with this information? > Whitelisting based on the amount of successfully delivered mails is > probably the best example. You need whitelisting for high volume senders, because they split stuff over larger address ranges. Those also produce a high rejection rate (not: ratio). > > > + PSL (by Mozilla, see http://publicsuffix.org/) > > What is the use for this? > It helps with domain-based greylisting. There are no simple rules when > figuring out the registered part of a fqdn. So you do greylisting based on DNS reverse lookups? Bastian -- Extreme feminine beauty is always disturbing. -- Spock, "The Cloud Minders", stardate 5818.4