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📰 Dev.to · Kerry Kier

12 articles · Updated every 3 hours · View all reads

All Articles 132,985 Blog Posts 137,487 Tech Tutorials 34,471 Research Papers 25,938 News 18,839 ⚡ AI Lessons

Your Dataset Loader Is Safe Now. Your Dataset Parser Might Not Be.

Dev.to · Kerry Kier 📐 ML Fundamentals ⚡ AI Lesson 3d ago

Your Dataset Loader Is Safe Now. Your Dataset Parser Might Not Be.

Until mid-2024, this line could execute arbitrary Python from a stranger's repository: from...

AI Worked Both Sides of the Security Ledger This Week. Here's What to Actually Run

Dev.to · Kerry Kier 🔐 Cybersecurity ⚡ AI Lesson 1w ago

AI Worked Both Sides of the Security Ledger This Week. Here's What to Actually Run

Two of the zero-days Microsoft patched on July 14 are being exploited right now. Here is the...

Four Instances, Two Data Centers, One Bug: When Redundancy Isn't Independence

Dev.to · Kerry Kier 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago

Four Instances, Two Data Centers, One Bug: When Redundancy Isn't Independence

Four instances of the core service. Two physically separate data centers. And a single...

Vibe Coding Isn't the Problem. Not Understanding the Stack Is.

Dev.to · Kerry Kier 💻 AI-Assisted Coding ⚡ AI Lesson 1mo ago

Vibe Coding Isn't the Problem. Not Understanding the Stack Is.

Here is a config an AI coding tool handed me, barely changed: DATABASE_URL =...

Why Exact-Match Search Fails at Config Audits (and What Supernet Overlap Found)

Dev.to · Kerry Kier ⚡ AI Lesson 1mo ago

Why Exact-Match Search Fails at Config Audits (and What Supernet Overlap Found)

Here is a problem that looks like string matching and is not: you have a carrier circuit inventory --...

AI Guardrails for a Teen Discord Server: The Code Around the Model Call

Dev.to · Kerry Kier 🤖 AI Agents & Automation ⚡ AI Lesson 1mo ago

AI Guardrails for a Teen Discord Server: The Code Around the Model Call

I built a Discord bot that gives my thirteen-year-old and a few of her friends an AI assistant they...

WhatsApp's Encryption Stack: What It Covers, What It Doesn't, and What a Federal Agent Spent 10 Months Investigating

Dev.to · Kerry Kier 🔐 Cybersecurity ⚡ AI Lesson 2mo ago

WhatsApp's Encryption Stack: What It Covers, What It Doesn't, and What a Federal Agent Spent 10 Months Investigating

WhatsApp uses the Signal Protocol for message encryption. The protocol is solid -- Double Ratchet...

Your Patch SLA Was Written for a Different World

Dev.to · Kerry Kier 🔐 Cybersecurity ⚡ AI Lesson 2mo ago

Your Patch SLA Was Written for a Different World

Here is what May 2026 looked like if you run infrastructure with any meaningful Microsoft, Palo Alto,...

The Week the Toolchain Became the Kill Chain

Dev.to · Kerry Kier 🔐 Cybersecurity ⚡ AI Lesson 2mo ago

The Week the Toolchain Became the Kill Chain

Three incidents landed in five days this week. Different attack surfaces, different techniques,...

Instructure Got Breached Again. Here's What Your Canvas Integration Stack Inherited.

Dev.to · Kerry Kier 🔐 Cybersecurity ⚡ AI Lesson 2mo ago

Instructure Got Breached Again. Here's What Your Canvas Integration Stack Inherited.

The Failure Pattern On April 30, tools depending on Canvas API keys started failing...

Beyond the Hype: The 2026 Systems Engineering Realignment (and what it means for your stack)

Dev.to · Kerry Kier 🏗️ Systems Design & Architecture ⚡ AI Lesson 2mo ago

Beyond the Hype: The 2026 Systems Engineering Realignment (and what it means for your stack)

Something shifted in the last ninety days. While the headlines talk about 1.9% tech growth, those of...

I Built a Guardrailed, RAG-Powered AI Workspace for My Autistic Teenager. Here's What Actually Broke.

Dev.to · Kerry Kier 🔍 RAG & Vector Search ⚡ AI Lesson 3mo ago

I Built a Guardrailed, RAG-Powered AI Workspace for My Autistic Teenager. Here's What Actually Broke.

My daughter is 13 and autistic. She needs homework help at 9pm sometimes. Every AI tool I looked at...