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RE: Security Paper on forgery bounce DDoS

2004-04-20 01:32:56
from [Tony Finch] [Permanent Link] 
On Mon, 19 Apr 2004, Seth Goodman wrote:


SPF and SES target only envelope-from forgeries,


I think you are underselling SES, since signed sender addresses are so
easy to use to protect against 822 header forgery, even when the
authorship of a message crosses organizational boundaries -- a hard goal
to acheive with a protocol like SPF.

-- 
Tony Finch  <dot(_at_)dotat(_dot_)at>  http://dotat.at/
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