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PromptFence demo

Paste fake sensitive data here. The extension should warn before this text leaves the browser.

Download extension ZIP

Try the risky prompt

This sample uses fake secrets, but it looks like the data employees accidentally paste into AI tools.

Contenteditable test

Many AI tools use rich text editors instead of plain textareas, so this block is editable too.

Safe output preview

Click "Make sample safe" to preview redaction without installing the extension.