---
title: "Discussion on \"One Detector, Two Exits\" | Hashnode"
description: "Discussion on \"One Detector, Two Exits\". Most teams meet PII detection at one door: the guardrail. A user pastes something personal into a prompt, the detector spots it, and the value is stripped or blocked before the request reaches the mod"
url: "https://hashnode.com/posts/one-detector-two-exits/6ad9b8a3046cf670c32435fe"
---

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# [One Detector, Two Exits](https://nrouter.hashnode.dev/one-detector-two-exits?utm_source=hashnode&utm_medium=feed)

Most teams meet PII detection at one door: the guardrail. A user pastes something personal into a prompt, the detector spots it, and the value is stripped or blocked before the request reaches the mod

Oct 22 · 4 min read · nrouter.hashnode.dev  
Read the article

-   [#pii](https://hashnode.com/tag/pii)
-   [#llm](https://hashnode.com/tag/llm)
-   [#data-privacy](https://hashnode.com/tag/data-privacy)
-   [#ai-infrastructure](https://hashnode.com/tag/ai-infrastructure)
-   [#gdpr](https://hashnode.com/tag/gdpr)

## Written by

[nRouter.ai](https://hashnode.com/@nrouterai)

@nrouterai · Sunnyvale, USA

  
[View profile](https://hashnode.com/@nrouterai)

Every model. One API key. Total control.

nRouter is a managed LLM gateway: one OpenAI-compatible API key, with smart routing, automatic failover, guardrails, virtual keys, and per-key budgets enforced in the request path.

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