AI article
How I contain prompt injection in a production LLM feature
Community description: Treat retrieved text and user content as untrusted, then limit what a model can read, return, and do.
Dev.to | Sep 28, 2026 | Ugochukwu Oguejiofor
Automated excerpt
If a summarizer needs one customer's document, do not give its tool access to every customer's documents. Enforce tenant and user authorization in application code before retrieving data or executing a tool call. Check both the visible answer and the tool calls the application allowed or rejected.
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