Am 26.01.2015 um 08:52 schrieb Steffen Kaiser:> On Sun, 25 Jan 2015, Joseph Tam wrote: >> St?phane Cottin writes: > >>> dspam already send errors to syslog, the point here is to never loose >>> email contents. This was a wrong design, i'm now use a wrapper instead >>> ( see my previous post for details ). > >> You're stilling going to lose contents. If dspam fails, the mail >> is dumped, the LDA returns exit code 75, and the MTA will probably >> issue a bounce Email to the sender. > > which would be OK, if "never loose email contents" means "no message is > discarded silently".no, it is not OK to backscatter because the spamfilter fails realize that 99% auf junk is using forged senders recently i got each day some hundret such bounces from mailservers configured by fools reply to spam with forged senders and if i could i would have gone out for beat every responsible admin straight in the face -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 181 bytes Desc: OpenPGP digital signature URL: <http://dovecot.org/pipermail/dovecot/attachments/20150126/9c424ce4/attachment.sig>
> Le 26 janv. 2015 ? 10:09, Reindl Harald <h.reindl at thelounge.net> a ?crit : > > > > Am 26.01.2015 um 08:52 schrieb Steffen Kaiser: >> On Sun, 25 Jan 2015, Joseph Tam wrote: >>> St?phane Cottin writes: >> >>>> dspam already send errors to syslog, the point here is to never loose >>>> email contents. This was a wrong design, i'm now use a wrapper instead >>>> ( see my previous post for details ). >> >>> You're stilling going to lose contents. If dspam fails, the mail >>> is dumped, the LDA returns exit code 75, and the MTA will probably >>> issue a bounce Email to the sender. >> >> which would be OK, if "never loose email contents" means "no message is >> discarded silently". > > no, it is not OK to backscatter because the spamfilter fails > > realize that 99% auf junk is using forged senders > > recently i got each day some hundret such bounces from mailservers configured by fools reply to spam with forged senders and if i could i would have gone out for beat every responsible admin straight in the face >I may discard emails based on RBLs, but I don't want to discard emails based on statistical fllters, I prefer deliver them in the Junk folder and let the user have a chance to reclassify using dovecot_antispam. And yes, bounce spams to (forged or not) sender is useless.
Am 26.01.2015 um 10:52 schrieb St?phane Cottin:>> Le 26 janv. 2015 ? 10:09, Reindl Harald <h.reindl at thelounge.net> a ?crit : >>>> You're stilling going to lose contents. If dspam fails, the mail >>>> is dumped, the LDA returns exit code 75, and the MTA will probably >>>> issue a bounce Email to the sender. >>> >>> which would be OK, if "never loose email contents" means "no message is >>> discarded silently". >> >> no, it is not OK to backscatter because the spamfilter fails >> >> realize that 99% auf junk is using forged senders >> >> recently i got each day some hundret such bounces from mailservers configured by fools reply to spam with forged senders and if i could i would have gone out for beat every responsible admin straight in the face > > I may discard emails based on RBLs, but I don't want to discard emails based on statistical fllters, I prefer deliver them in the Junk folder and let the user have a chance to reclassify using dovecot_antispam. > And yes, bounce spams to (forged or not) sender is uselessyou *must not* discard mails - in no context - period that's why milters exist to tag between let say 5.0 and 8.0 spam points and REJECT pre-queue based on SpamAssassin and/or ClamAV maybe dspam can't do that, but it's *abandonware* anyways http://comments.gmane.org/gmane.mail.spam.dspam.user/19136 -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 181 bytes Desc: OpenPGP digital signature URL: <http://dovecot.org/pipermail/dovecot/attachments/20150126/d2f08eb3/attachment-0001.sig>