I've just found a new and interesting spam source - legitimate bounce messages

[eculp at casasponti.net]

RW <fbsd06 at mlists.homeunix.com> escribió:

> On Thu, 16 Oct 2008 08:54:55 -0700 (PDT)
> Luke Dean <LukeD at pobox.com> wrote:
>
>>
>>
>> On Thu, 16 Oct 2008, Matthew Seaman wrote:
>>
>> > Until the wonderful day that the entire internet abides by these
>> > rules[*], use
>> > of technologies like SPF and DKIM can discourage but not entirely
>> > prevent the spammers from joe-jobbing you.
>>
>> I just started getting these bouncebacks en masse this week.
>> My mail provider publishes SPF records.
>
> SPF increases the probability of spam being rejected at the smtp
> level at MX servers, so my expectation would be that it would exacerbate
> backscatter not improve it.
>
> Many people recommend SPF for backscatter, but I've yet to hear a cogent
> argument for why it helps beyond the very optimistic hope that spammers
> will check that their spam is spf compliant.

I feel the same way and thanks for adding some humor to the situation.

ed
>
> _______________________________________________
> freebsd-questions at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to "freebsd-questions-unsubscribe at freebsd.org"
>