Locki brings secure, local encryption to Firefox - the browser built on privacy and transparency. Encrypt and decrypt text instantly without sending data anywhere.
Get it on Firefox Add-onsYour data never leaves your browser - encryption and decryption happen entirely on your device.
Built to align with Firefox's open-source values and user-first privacy philosophy.
Easily share encryption keys with your team or sync across trusted devices.
Minimal overhead, instant encryption - Locki fits seamlessly into your Firefox workflow.
Use Locki in Firefox across web apps like Gmail, Notion, Slack, or Google Docs.
Learn more about Locki features and how to use them in our comprehensive documentation.
Learn more →Protect what you write, wherever you browse. Locki keeps your data private - no accounts, no cloud, no compromises.
Install Locki for Firefox