Woah you just made my day Saying dspam or greylisting is useless ;) I hope you mean that by ironic - no you cannot block 100% spam but 99.99% effectivly which I already do even productive. But not with sendmail (who is using sendmail these days?)
cheers JoaoBR wrote: > On Thursday 25 January 2007 04:08, Peter N. M. Hansteen wrote: >> For purposes of making the subject less true, setting up greylisting >> with an optional tarpit for known baddies can be very effective. See >> Dan Langille's recent Onlamp article[1] or for that matter my tutorial[2] >> for how this is done using PF and spamd - this way it doesn't matter much >> which MTA(s) you use. >> >> [1] http://www.onlamp.com/pub/a/bsd/2007/01/18/greylisting-with-pf.html >> [2] http://home.nuug.no/~peter/pf/en/, with the specifics of spamd and >> greylisting starting at http://home.nuug.no/~peter/pf/en/spamd.html > > > all this methods are certainly useless, stay calm ok > > the only way to block spam really is blocking any incoming tcp:25 ... > > any firewall based method you may use do block innocents as well, ike some do > they block entire IP ranges from countries because most spam comes from them, > that is stupid, more brainless since the spam mostly is not generated by any > of this servers, it only goes through it, this method might cause *you* not > getting this spam but does not stop spam at all ... > > probably better, if you like firewall blocks, cutting the complete US IP > address space from sending to any tcp:25 to stop spam definitly, because I > never heard of chinese or african viagra hahahaha > > spam block list abviously are very usefull so long as they are maintained > > IMO a good way and probably the best way is to do some inicial checks like > connection rate and limit them, then a spam checker like spamassassin for > regex and header checks > > still you get SPAM and you never can block spam 100%, spammers change servers, > IPs, patterns faster then we can react, but we all know this right? > > and even then if you get it all into your box you still get spam by whom sends > it out without caring of identity or hiding it, a correct email msg but spam > > where spam needs to be catched is at the origin, ISPs should take care of this > problem by not permitting access to outside servers but only passing through > their smtp gateways, an outgoing spam check is what needs to be done but > here nobody cares ... > -- Georg 'Therion' Bege http://coruscant.info http://www.ninth-art.de [EMAIL PROTECTED] <therion at ninth minus art dot de> GnuPG-Key-ID: 0x5717E214 FingerPrint: A8EC B4B2 C9A9 483B CC87 56EE 07A1 C78E 5717 E214 !DSPAM:45b890c4896261974110222! _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[EMAIL PROTECTED]"
