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Guardrails: the filters that keep a tool-using LLM from doing harm
Yesterday I wired up function calling — a model that stops talking and starts acting: calling tools,…
We built a SOC 2 reviewer for AI sessions, and kept AI out of the execution path
We built a SOC 2 reviewer for AI sessions — and kept AI out of the execution path AI coding tools n…
KQL Self-Study Day 3
Still working through the KC7 content. More of the same: following breadcrumbs through ADX. I think …
npm 12 Kills Install Scripts by Default, Ending the Postinstall Attack Era
TL;DR what: GitHub released npm 12 with preinstall/install/postinstall scripts, git dependencies…
Linux Firewall Setup: Complete ufw and iptables Guide
Introduction Did you know that 83% of Linux users are vulnerable to cyber attacks due to misconfig…
How To Analyze Network Traffic With Wireshark: A Beginner's Guide
Introduction Did you know that 75% of network security breaches are caused by misconfigured or unm…
SSH Security: How To Protect Your Server From Brute Force Attacks
Introduction Did you know that 61% of all cyber attacks in 2026 are caused by weak passwords and b…
How To Set Up a VPN Server on Linux for Free
Introduction Last week, I spent 3 hours trying to set up a VPN server on my Linux machine, only to…
Connecting ChatGPT to SQL is easy. Making it safe is the work.
Connecting ChatGPT to a SQL database is not the hard part. The hard part is deciding what exists be…
I built a security scanner, never shipped it, and finally finished the job
I built SecURL about six months ago during a stretch of evenings where I kept hitting the same frust…
How to Detect and Block Price Scrapers by IP
A competitor's bot can pull your entire fare table or product catalog in the time it takes a real cu…
Hijacking a live broadcast with a non-admin account and curl
OopsSec Live hides the broadcast controls from non-admins in the UI, but the API never checks your r…