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Locki for Firefox

Locki brings secure, local AES-256-GCM encryption to Firefox — the browser built for privacy and openness. Encrypt and decrypt team data instantly without sending anything in plaintext.

  • True local encryption

    Your data never leaves your browser in plaintext — encryption and decryption happen entirely on your device.

  • Private by design

    Encryption runs locally in Firefox, and the cryptography library behind it is open source.

  • Secure org key sync

    Organization keys managed by your admin sync automatically — no manual sharing required.

  • Lightweight & fast

    Minimal overhead, instant encryption — Locki fits seamlessly into your Firefox workflow.

  • Works everywhere you browse

    Use Locki in Firefox across Gmail, Notion, Slack, Google Docs, Jira, and any web app.

Add Locki to Firefox today

Protect what your team writes, wherever they browse. Locki keeps data private — no plaintext in transit, no compromises.

Install Locki for Firefox