At that point, the goal became clear: build a practical defensive layer that could sit between untrusted content and an LLM — and make sure the application didn’t fall apart when something suspicious showed up.

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Building MSI PromptDefense Suite: How a Safety Tool Became a Security Platform

Tweet The Impetus: Wanting Something We Could Actually Run Like many security folks watching the rise of LLM-driven workflows, I kept hearing the same conversations about prompt injection. They were thoughtful discussions. Smart people. Solid theory. But the theory wasn’t … Continue reading →

MSI :: State of Security