ICANN and IANA’s domains hijacked
Day Zero Anti-Spam?
The Slowest Mail Servers in the World
Post #10 on Why Spam Filters Suck "trickle blog" series
Storms and Earthquakes
Email Deliverability Tips: Why Can’t My Mail Server Deliver Mail to Yahoo! or AOL?
Spamhaus uses court filing to connect the dots on an "anonymous" e360 netblock
A couple of weeks ago I made a blog post based on a SecurityFocus vulnerability report suggesting that Gmail smtp servers could be abused by spammers.
Ever wonder why there are so many .info spam websites?
How to use Passive OS Fingerprinting (p0f) with Traffic Control