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AI's Hidden Vulnerability: The Rising Threat of Prompt Injection Attacks featured image

AI's Hidden Vulnerability: The Rising Threat of Prompt Injection Attacks

How adversaries manipulate AI by embedding instructions into data sources and what defenders must do to respond.

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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Raycast: The All-Apple Productivity Powerhouse featured image

Raycast: The All-Apple Productivity Powerhouse

Discover how Raycast transforms your Mac into a productivity powerhouse with lightning-fast access to everything—from your IDE to your reminders, all with privacy-first design and …

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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Podman Cheat Sheet featured image

Podman Cheat Sheet

A concise guide to manage containers and images with Podman, including starting, stopping, building, running, removing, and inspecting utilities

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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Professional Guide to Python Exception Handling featured image

Professional Guide to Python Exception Handling

Master Python exception handling from try-except blocks to advanced techniques for improved application reliability and maintainability

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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Gitea: Git on Your Own Terms featured image

Gitea: Git on Your Own Terms

Discover the benefits of self-hosting Git with Gitea in your home lab. Lightweight, fast, and secure—control your code on your terms!

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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Don't Get Left Behind: Evolve in this AI Era featured image

Don't Get Left Behind: Evolve in this AI Era

Adapt and thrive in the AI era by enhancing strategic skills, ownership, and creativity to stay ahead in software development

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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Pydantic and Pydantic-AI: Type Safety That Actually Earns Its Keep featured image

Pydantic and Pydantic-AI: Type Safety That Actually Earns Its Keep

Pydantic is one of those libraries I underestimated until the day it saved me four hours of debugging. Here's what it actually does, where it hurts, and why Pydantic-AI has me …

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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The Future of Payments featured image

The Future of Payments

From cash to agentic AI — the payment stack is getting smarter faster than most of us expected. Here's what that actually means for engineers.

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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The Crucial Role of Single Amount Fraud Checks in Payment Processing featured image

The Crucial Role of Single Amount Fraud Checks in Payment Processing

Single amount fraud checks look simple. They're not — they're often the first signal that something's wrong, and getting them right requires more nuance than most teams expect.

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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Understanding Clearing and Settlement featured image

Understanding Clearing and Settlement

The financial system moves trillions of dollars daily on infrastructure most engineers never think about. Here's how clearing and settlement actually work — and why it's a more …

Derek Armstrong - Payments Engineer · AI · Infrastructure
Derek Armstrong
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