On Thu, Sep 02, 2010 at 04:59:57PM -0500, Zhiyun Qian wrote:
> One of the high-level findings is that we developed probing techniques
> to verify that indeed most ISPs are only blocking 1) "outgoing traffic
> of destination port 25" instead of 2) "incoming traffic with source
> port 25", which mean
Hi, as many of you are acutely aware, IP source spoofing is still a
common attack vector. The ANA spoofer project:
http://spoofer.csail.mit.edu
first began quantifying the extent of source verification in 2005.
We've amassed several years worth of data -- data that has become
particularly inte
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