Where Prompts Become Payloads.

Why PromptInject.io Exists

As generative AI exploded onto the scene, organizations rushed to adopt large language models (LLMs)—but few received guidance on how to use them safely, effectively, or ethically within high-stakes environments like security, DevOps, or infrastructure. The result? Missed opportunities, mistrust of AI, and prompt misuse that puts teams at risk.

PromptInject.io was born from that gap. We believe AI isn’t something to fear—it’s a force multiplier that, when used wisely, allows humans to operate at a higher level of creativity, critical thinking, and security insight. Our mission is to help teams bridge the knowledge gap between LLMs and practical, secure implementation in the real world.

We teach professionals how to move beyond fear and hype, and into a mindset of collaborative intelligence—where humans and machines work together to detect threats faster, automate responsibly, and build smarter systems. Our workshops are designed not just to teach AI usage, but to embed it within secure workflows, risk-aware development, and ethical decision-making.

Whether you're a red teamer building automated recon pipelines, a blue team analyst looking to summarize threat intel at scale, or a technical lead bringing AI into regulated architecture—PromptInject.io equips you with the knowledge to do it right.

About the Creator

Crystal Harris is a security-focused engineer and AI educator passionate about helping others unlock the power of large language models in practical, responsible ways. She is the founder of PromptInject.io, where she teaches professionals how to harness AI to write code, build workflows, and stay ahead of the curve.