--On Monday, October 04, 2010 9:54 AM -0700 John Adams <j...@retina.net> wrote:
Without proper SPF records your mail stands little chance of making it through some of the larger providers, like gmail, if you are sending in any high volume. You should be using SPF, DK, and DKIM signing. I don't really understand how your security company related SPF to DoS though. They're unrelated, with the exception of backscatter.
FUD most likely, that's the stock in trade for almost all "security audit" firms.
-j