• CopyPasteBin icon
  • SafePaste AI icon
  • Mask This icon
  • MaskPaste icon

Clipboard Leak Prevention: Protect Sensitive Data Before Pasting

Anna KozłowskaAnna Kozłowska4 appsUpdated
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A collection of tools focused on preventing accidental disclosure of sensitive information through the clipboard.

Includes desktop applications, browser extensions, and developer tools that help protect sensitive data before sharing it with AI assistants, websites, or other applications.

An alternative approach to traditional clipboard management, focused on data protection rather than clipboard history.

  1. Privacy-focused, open-source clipboard manager for GNOME that detects sensitive data, warns before pasting, and supports local text and image redaction.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    Clipboard Manager Menu for GNOME
    Sensitive Data Warning Before Pasting
    Clipboard Editor with Local Risk Highlighting
    +4
    Selective Anonymization and Text Editing Tools
    Anna KozłowskaAnna Kozłowska’s note

    A desktop application that detects sensitive information in the clipboard, warns users about potential data leaks, and provides tools for redacting text and images before sharing.

  2. Automatically mask sensitive data (API keys, PII) locally before pasting into AI chatbots like ChatGPT and Gemini.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Google Chrome
    Visual Demo: Auto-masking sensitive data (PII & Secrets) before pasting to ChatGPT.
    SafePaste AI on Gemini: Detects and hides Banking details (IBAN/SWIFT) and AWS API Keys before they reach the cloud.
    SafePaste AI for Copilot: Keeps your project safe by automatically redacting client PII, banking SWIFT/IBAN codes, and server passwords on the fly.
    +2
    SafePaste AI for GitHub: Secure your coding workflow. Automatically strips hardcoded AWS Keys and secrets from Python scripts before pasting into GitHub Copilot.
    Anna KozłowskaAnna Kozłowska’s note

    A browser extension that detects and masks sensitive information, such as API keys and personal data, before it is pasted into AI chatbots like ChatGPT and Gemini.

  3. Mask This icon
     Like

    Mask This is a macOS menu bar application that uses Apple Intelligence to automatically detect and mask sensitive information in your clipboard in real-time.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    Mask This screenshot 1
    Mask This screenshot 1
    Mask This screenshot 2
    +1
    Mask This screenshot 3
    Anna KozłowskaAnna Kozłowska’s note

    A macOS application that detects and masks sensitive information in the clipboard, replacing personal data with placeholders before it is shared with other applications.

  4. MaskPaste icon
     Like

    MaskPaste lets you mask sensitive details on your device, without sending or saving your text or replacement rules to any external server, before you paste into AI.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    MaskPaste screenshot 1
    MaskPaste screenshot 1
    MaskPaste screenshot 2
    +3
    MaskPaste screenshot 3
    Anna KozłowskaAnna Kozłowska’s note

    A privacy-focused tool that lets users mask sensitive information locally before sharing text with other applications or online services.

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