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Data Shield: Proxying Enterprise Prompts Safely

·1 min read

The Problem

Large Language Models (LLMs) are great productivity boosters. However, sending proprietary or personally identifiable information (PII) to public endpoints introduces severe compliance issues.

Solution: Data Shield

Data Shield acts as a reverse proxy between developers and LLM providers. 1. PII Masking: Before the payload is forwarded, a localized entity recognition engine scans the text and replaces names, phone numbers, and codes with synthetic tokens. 2. Reverse Mapping: Once the model responds, the proxy re-injects the original data back for the user view. 3. Usage Guardrails: Integrated request logs track usage spikes and trigger rate limiters to optimize cloud token costs.