That grumpy BSD guy

Eighteen Years of Greytrapping - Is the Weirdness Finally Paying Off?

Elvis is alive! How 'AI' stunts modern mythmaking

Those Titles the AI Bot Thought I Had Written

Yes, The Book of PF, 4th Edition Is Coming Soon

Should I Stop Caring and Let IP Address Reputation Sort Them Out?

That Grumpy BSD Guy: A Short Reading List

For Upcoming PF Tutorials, We Welcome Your Questions

No Project Is an Island: Why You Need SBOMs and Dependency Management

A Suitably Bizarre Start of the Year 2025

Nesten all phishing-trening for sluttbrukere har feil utgangspunkt

You Have Installed OpenBSD. Now For The Daily Tasks.

Fun Facts About the April 2024 Cisco Attack Data

Three Minimalist spamd Configurations for Your Spam Fighting Needs (With Bonus Points at the End)

A Simpler Life: Trapping Spambots Based on Target Domain Only

I asked ChatGPT to write a pf.conf to spec, 2023-06-07 version

ChatGPT opines on IPv6 procastination, waxes lyrical over OpenBSD

The Despicable, No Good, Blackmail Campaign Targeting ... Imaginary Friends?

Can Your Spam-eater Manage to Catch Seventy-one Percent Like This Other Service?

Harvesting the Noise While it's Fresh, Revisited

A Few of My Favorite Things About The OpenBSD Packet Filter Tools

Open Source in Enterprise Environments - Where Are We Now and What Is Our Way Forward?

Your 'Forgotten' Blockchain Account Needing Reactivation? It's a Scam

The Things Spammers Believe - A Tale of 300,000 Imaginary Friends

Spammers in the Public Cloud, Protected by SPF; Intensified Password Groping Still Ongoing; Spamware Hawked to Spamtraps

Predicting developments in real world conflict from patterns of failed logins