Why am I blacklisted?
First: If you’re a security savvy IT administrator, this article is not for you. This will sound pretty obvious to […]
Blacklist
DNS Blacklist filtering still rules, but for how long?
I came across a blog post from Virus Bulletin today, explaining that anti-spam solutions displayed significantly lower spam catch rates [in
How To Deploy a Spam Filter with Exchange: Whitelists & Blacklists
In part 1, we looked at ‘How to Deploy a Spam Filter with Exchange‘, followed by Part 2 where we
Time to give up on GFI/SORBS?
A year ago, in november 2009, GFI Software acquired spam blocklist provider SORBS promising improvements to the responsiveness and data