Artificial Intelligence
PII Redaction for LLMs: How to Keep Customer Data and Secrets Out of AI Tools
You pasted the customer list. Now what? Where personal data and secrets actually leak in everyday AI use (prompts, responses, agents, retention, shared links, logs), the ChatGPT and Claude settings that matter, why your system prompt is not a secret, four ways to redact PII before or after the model, and what GDPR means for a marketer with a CRM export.
SEP 2026 · 13 MINREAD →

















