If Claude might echo secrets present in context, mitigations include:

Question

Accepted Answer

Minimize secrets in prompts, scan outputs, and use vault references instead of raw secrets — Don't put secrets in prompts if you can vault-reference; scan outputs anyway.

Answer

Put more secrets in the system prompt

Answer

Print secrets to users for transparency

Answer

Disable HTTPS so secrets are shorter

If Claude might echo secrets present in context, mitigations include:

Short Explanation and Infographic

Full Explanation