2026-07-12 · 5 min read
Prompt Leak Prevention: Stopping Sensitive Text Before Send
Prompt leak prevention explained — how AI prompt security and an AI prompt scanner reduce accidental disclosure.
Prevention beats cleanup
Once a prompt is submitted, remediation depends on provider retention settings and luck. Prompt leak prevention moves the control to the moment before send.
Building a prompt security loop
Detect sensitive categories, explain the issue to the user, enforce warn or block, and log the decision. That loop is what an effective prompt security extension provides.
Put prompt protection into practice
Install the Aegis AI security extension to inspect ChatGPT, Claude, Gemini, and Copilot prompts before they leave the browser.