Paste_Guard by Fedor

Protects your privacy by masking secrets, API keys, and passwords when pasting into AI chat sites. Works fully offline — nothing leaves your browser.

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About this extension

PasteGuard automatically detects and masks secrets such as API keys, tokens, and passwords before they are pasted into web chat fields — including ChatGPT, Copilot, Gemini, DeepSeek and others. It works 100% locally inside the browser without sending or storing any data.

Features:
• Detects 20+ secret patterns (API keys, JWT, OAuth, etc.)
• Works in text boxes and editors
• Fully offline, no tracking or external connections
• Customizable allow/block list for sites

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Paste_Guard by Fedor

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