I Quit Gmail for Self-Hosted Mail. Then Spamhaus Sat Me Down for a Chat.
Postfix was the easy afternoon. Spamhaus, PBL/SBL/XBL and the open-resolver trap were the week-long education nobody puts in the triumphant self-hosting posts.
Postfix was the easy afternoon. Spamhaus, PBL/SBL/XBL and the open-resolver trap were the week-long education nobody puts in the triumphant self-hosting posts.
security
The world is most influential executives suddenly subscribed to my niche tech blog. None of them had heard of me. A field guide to newsletter bombing, the magic link that clicks itself, and why your blog is the ammunition, not the target.