Refining input guardrails for safer LLM applications

Original URL: https://medium.com/capital-one-tech/refining-input-guardrails-for-safer-llm-applications-capital-one-715c1c440e6b

Added Date: July 5, 2025

Memo: Introduce using LLM as a “proxy defense,” which implements an additional component acting as a firewall to filter out unsafe user utterances.