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Authenticating a Webhook Isn't Validating It: A Payment-Bypass Lesson (CVE-2026-9189)

Authenticating a Webhook Isn't Validating It: A Payment-Bypass Lesson (CVE-2026-9189)

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3 min read
The most expensive pixel I've ever measured: a 24px arrow that weighed 2.9MB

The most expensive pixel I've ever measured: a 24px arrow that weighed 2.9MB

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4 min read
Three Months with Java 26: My Thoughts After Using the Latest Release

Three Months with Java 26: My Thoughts After Using the Latest Release

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5 min read
The STCO Framework: Why Structured Prompts Beat 'Just Ask the AI'

The STCO Framework: Why Structured Prompts Beat 'Just Ask the AI'

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4 min read
10 Common Unity Networking Issues (and How to Fix Them)

10 Common Unity Networking Issues (and How to Fix Them)

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7 min read
What Actually Happens When You Call an LLM API

Physical journey and regional latency tax

What Actually Happens When You Call an LLM API

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6 min read
Stop Memory Leaks in Their Tracks: React useEffect Cleanup Explained

Stop Memory Leaks in Their Tracks: React useEffect Cleanup Explained

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2 min read
I sent an AI agent to buy from real stores. Here's what actually breaks.

I sent an AI agent to buy from real stores. Here's what actually breaks.

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5 min read
We scanned 10 well-known sites with our security tool. Here's what we found.

We scanned 10 well-known sites with our security tool. Here's what we found.

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3 min read
I compared every AI "wait-state" ad platform (Kickbacks, IdleAds, Idlen & more)

I compared every AI "wait-state" ad platform (Kickbacks, IdleAds, Idlen & more)

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2 min read
Why My AI Summary Pipeline Broke at 3 AM (and How I Fixed It)

Why My AI Summary Pipeline Broke at 3 AM (and How I Fixed It)

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4 min read
How I audit a SaaS homepage before changing the design

How I audit a SaaS homepage before changing the design

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2 min read
I built a free cybersecurity scanner that gives any website a security score — here's how

I built a free cybersecurity scanner that gives any website a security score — here's how

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1 min read
The Foundations and Bricks of the Web World

The Foundations and Bricks of the Web World

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2 min read
Building a cache-first dashboard — explicit fetch and a "closes-but-keeps-running" notice

Building a cache-first dashboard — explicit fetch and a "closes-but-keeps-running" notice

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4 min read
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