[nsp-sec] A mystery - Where did the spam go?

[Borja Marcos]

On Feb 25, 2008, at 5:52 PM, Joel Rosenblatt wrote:

> I may have mentioned this before, but we typically get between 2 and  
> 3 million bounce messages a day to jra54449 at cs.columbia.edu - an ID  
> that has never existed
> at Columbia.
>
> Over the last 20 days, the number of messages went from 2 million+  
> down to 13,354 and then back up to 1.1 million.

Something similar going on with spoofed "@ghsa.com" messages. We were  
receiving around 2.5 million bounces a day.




Borja.