On Fri, 15 May 2009, Mike Cardwell wrote:
For example, during SMTP. If the connecting client sends: MAIL FROM: <u...@example.com> .......That is a *high* indicator that the email is going to be spam. I haven't found a real mail server that adds that whitespace it's self...
I have. I get infrequent FP's on that rule. But it's still a good enough sign to give it a modest score....
- Charles