So I don’t think I have enough traffic yet that anyone is likely to have noticed, but, I had some downtime last night. Completely self-inflicted, of course. I’m not sure exactly what specific things were going wrong, but that’s exactly what the problem is. I was less careful than I should have been. Here’s the… Continue reading Oops!
In the constant fight against spam, one of the many useful tools is Sender Verification. You may have seen references to this when poking around in the exim configuration manager. But what is it? What is it for? What problems can it “cause”? One of the occasional tell-tale signs of spam, is that it is… Continue reading Sender Verification and its Callouts