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Part 4 – Feeding Real Data Author: Collin Series: Noise to Signal Part: 4 of 5 Date: April 2026 Parts 1 through 3 got Security Onion running, capturing home network traffic, and indexing it. The monitoring stack is working. The…
Author: Collin Category: Threat Analysis Tags: phishing, AI, CERT-UA, AGEWHEEZE, RAT, threat intelligence, blue team Everyone in security has heard the prediction: AI is going to supercharge phishing. It shows up in every vendor slide deck, every threat landscape report,…
Getting Traffic In Series: Noise to Signal Part: 3 of 5 Date: March 2026 Parts 1 and 2 covered the design decisions and the install. At this point Security Onion is running, all containers are green, and the web interface…
Part 2 – Installation and Initial Configuration Series: Noise to Signal Part: 2 of 5 Date: March 2026 Part 1 covered the architecture – why the hardware is split the way it is, how the capture interface works, and what…
Part 1 — Design and Architecture Series: Noise to Signal Part: 1 of 5 Date: March 2026 There’s a version of the homelab that’s just a fancy media server with some self-hosted apps bolted on. That’s fine. But if you…
Time to complete: 1-2 hours Additional monthly cost: $0 (Roundcube is self-hosted) Prerequisites: Parts 1-3 completed – mail server sending and receiving, SpamAssassin filtering, fail2ban active Introduction Parts 1 through 3 built a functional mail server from scratch — component…
Overview If you’ve been running a homelab for more than a year, you probably have configs scattered across half a dozen machines, documentation that’s either missing or six months out of date, and a vague sense of dread about what…
Time to complete: 2-3 hours Additional monthly cost: $0 (SMTP2GO free tier) Prerequisites: Parts 1 & 2 completed – mail server receiving email, IMAP working, S3 backups running Introduction In Part 2 we built a mail server that receives email…
Building a Secure Email Server: Part 2 – Deployment Time to complete: 2-3 hours Monthly cost: ~$12.50 ($12 DigitalOcean + $0.50 AWS S3) Prerequisites: Part 1 (component selection), domain registered with Cloudflare DNS, basic Linux familiarity Introduction In Part 1,…
Project Overview Email infrastructure is one of the most complex yet fundamental services on the internet. Despite using email daily, most people—even many in tech—don’t understand how it actually works under the hood. SMTP, IMAP, DKIM, SPF, DMARC, spam filtering,…
