Guides

• How to keep personal data out of ChatGPT

  Simple habits and a free Chrome extension that masks emails, phone numbers and Social Security numbers before your message reaches ChatGPT.

• Pasted an API key into ChatGPT? What to do now

  Steps to take if you pasted an API key or token into ChatGPT or Claude, and how to stop it happening next time.

• What is prompt injection? A plain-English guide

  What prompt injection is, why it matters when you use ChatGPT or Claude, simple habits that lower the risk, and what a browser check can and can't do.