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PureCipher Prompt Defender version history - 2 versions

PureCipher Prompt Defender by PureCipher Inc

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PureCipher Prompt Defender version history - 2 versions

  • Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.

  • Latest version

    Version 0.2.2

    Released Sep 29, 2026 - 140.1 KB
    Works with firefox 142.0 and later, android 142.0 and later
    Version 0.2.2 introduces the PureCipher Prompt Defender name and refreshed branding, improves browser-to-AI handoff protection and safe review flows, and updates privacy and product-boundary messaging. The extension remains local-first and preserves the existing add-on identity for seamless upgrades.

    Source code released under All Rights Reserved

    Download Firefox and get the extension
    Download file

  • Older versions

    Version 0.2.1

    Released Sep 15, 2026 - 86.6 KB
    Works with firefox 142.0 and later, android 142.0 and later
    Adds Firefox for Android support while retaining Firefox desktop compatibility. Includes a mobile-responsive popup and local protection for prompt injection, browser-to-AI handoffs, clipboard pastes, and AI prompt submissions.

    Source code released under All Rights Reserved

    Download file