What causes this type of address in envelopes? - how to whitelist!

[Quentin Campbell]

>-----Original Message-----
>From: mailscanner-bounces at lists.mailscanner.info [mailto:mailscanner-
>bounces at lists.mailscanner.info] On Behalf Of Glenn Steen
>Sent: 29 September 2007 11:53
>To: MailScanner discussion
>Subject: Re: What causes this type of address in envelopes?
>
>On 28/09/2007, Steve Campbell <campbell at cnpapers.com> wrote:
>> OK, thanks to all.
>>
>> It's sort of a problem in that it's not that easy to whitelist with
>>that type of address, I'm not sure it they only have one server or IP
>>they send from. It's clunky in my opinion.
>
>Yes, it is..... So going for IP as whitelist criterion is probably
>your only safe bet. Perhaps you should take it up _with the
>sender_...?
>
[snip]

You can reliably whitelist PRVS addresses using a regular expression.
Using the address example from Steve's original message,
prvs=somebody=7848db996 at somedomain.com, your entry in the
spam.whitelist.rules file for that address would be:

From:   /prvs=somebody=.*\@somedomain\.com$/     yes


Quentin