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AI & Agentic Systems

Prompt secret scanner

Check a prompt or assembled context for credentials, tokens, connection strings and personal data before it leaves the building.

Prompts get assembled from context nobody reviewed — a ticket body, a log excerpt, a database row. This looks for the shapes that should not be leaving the building inside one.

Scanning the prompt is the last line, not the first. The durable fix is that the context assembly step never picks up the credential in the first place — which is a data-flow problem in the layer beneath the model, not a prompt problem.

Pattern matching only, and it will miss anything shaped unusually. Card numbers are Luhn-checked so a 16-digit order number is not reported as one. Matches are masked on screen. Nothing is transmitted — which matters more here than on any other tool, since the input is by definition the thing you did not want sent anywhere.