Re: How has the spam problem changed in the past decade?

On Mar 18, 2013, at 3:10 AM, Alessandro Vesely <[email protected]> wrote:

> On Mon 18/Mar/2013 05:21:55 +0100 Dan Oetting wrote:
>> On Mar 17, 2013, at 9:04 PM, John Levine <[email protected]> wrote:
>> 
>>>>> My working definition is mail sent in bulk to people who
>>>>> didn't ask for it, or perhaps mail sent in bulk to people who
>>>>> don't want it, which are different definitions but describe
>>>>> largely the same set of messages.
>>>> 
>>>> Define "bulk" -- if I send an unsolicited message to one user
>>>> each on every server on the Internet, is that "bulk"?
>>> 
>>> Sounds like it.
>>> 
>>>> How and where can it be identified?
>>> 
>>> Good question.  I didn't say this would be easy.
>> 
>> Bulk is most easily identified at the source.
>> This is a problem because the other part (unsolicited or unwanted)
>> is identified at the destination.
> 
> Define destination.  A recipient can certainly say that a message is
> unwanted, but solicitations are not managed at the MX.


If you require a solution to identify every unsolicited email you aren't going to find a solution. But there are cases where the unsolicited status of received email is known and many more situations where a probably unsolicited status is known.

-- Dan Oetting