Christopher Martin wrote: > I have been noticing the occasional spam slipping past spam assassin > unscathed lately but have been a bit busy to pay attention (one spam a > day is much better than the 150 each user used to get). I paid a bit > more attention to one the other day and noticed it had an X-Spam > header before it got to spam assassin. For a few seconds I thought > that maybe my ISP had started tagging silently, until I noticed that > the spam score was -83... Not the positive score it should have been, > so I deduced that spammers are forging the X-Spam header to slip by > the classification rules. Why would this cause the message to slip by??
Normally SA should just clobber the existing headers.