On Tue, May 25, 2004 at 11:57:36AM +0200, Tom?s N??ez wrote: > Hi > I have a mail server with some domains (about 200). I'm taking them from a > sendmail and putting them on a postfix-ldap + courier-ldap + amavisd + > spamassassin + clamav (thanks to perdition, the pop/imap proxy, I am doing > this and nobody notices). Everything goes well, but I have a doubt. > > On the sendmail server I have some "aliases", I mean, some accounts from what > I receive mail no matter which domain is sent to (being a domain of this > machine). One utility of this was that I received all "[EMAIL PROTECTED]" > without having to configure anything. > > But another utility was the spam honeypots, or spampots, or whatever you call > it, (that is, some addresses I'm sure are going to receive spam), and this > served to prove the anti-spam filter. For example, [EMAIL PROTECTED]: no one > of > my customers have this account, so every mail on this mail account is spam. > If the mail passed the anti-spam filter, I can feedback spamassassin with it > (using sa-learn). > I have some others like this: comercial, info, webmaster, etc, etc. What was > very good in Sendmail is that this aliases were only active if they were not > in the virtual user table, that is, I receive mail to "[EMAIL PROTECTED]" > only if "domain.com" don't have this account. > > This was pretty useful to keep trained bayesian filters in spamasssassin, and > I increased efficiency killing spam. > > But now with postfix, to get this working I have 2 possibilities: create > accounts and redirect them to me if customer doesn't want it, or put all > domains in $mydestinations, and deliver them as local and not as virtual... > I think creating all accounts is very uncomfortable, but maybe I miss some > points on security about $mydestinations...
How about option 3... Add a wildcard to the bottom of the domain name to catch all the other rubbish... @domain.name [EMAIL PROTECTED] This will catch anything that's not already caught by the addresses before it. Hope that Helps, -- Brett Parker