> On Fri, May 9, 2008 08:55, ram wrote: > > > Precisely what I am afraid of. But the issue is whatever header I use > > for envelope-from all of them can be trivially forged > > I am trying replacing all the X-Envelope headers before sending them to > > scan servers
On 09.05.08 23:39, Benny Pedersen wrote: > dont change headers on trusted routes, you will fail if you do it, but if you > have diff mta's with diff envelope_sender_header one might need to have diff > conetent scanners aswell > > envelope_sender_header in local.cf does not solve that imho he reported that there are multiple such headers. Since ANY header can be in e-mail when MTA received it, the header chosen to be used for envelope sender address MUST be replaced by current MTA, it does not matter if it's X-Envelope-From or Return-Path or wtf. -- Matus UHLAR - fantomas, [EMAIL PROTECTED] ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Save the whales. Collect the whole set.
