Keybase Chat
End-to-end encrypted chat built into Keybase
Keybase Chat launched on February 8, 2017 with 253 votes, #85 of 3,156 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 9 years on.
In plain words
Keybase Chat is an end-to-end encrypted messaging service built into the Keybase platform. It uses public key cryptography to keep conversations private, with the company unable to access message content. The service also includes file-sharing capabilities and offers API access for developers. Keybase was acquired by Zoom in 2021 and appeals to users prioritizing privacy and security in their communications.
written from the facts on this page · September 2026
From the sources
Keybase is secure messaging and file-sharing. We use public key cryptography to ensure your messages stay private. Even we can’t read your chats. Recently acquired by Zoom. https://keybase.io/blog/keybase-joins-zoom
Official blog of Keybase
You're reading the Keybase blog. There are more posts . When you're done, you can install Keybase . Today we're launching an end-to-end encrypted chat built into Keybase ( downloadable here ; source code here ). It's easier to use than other crypto apps. It's scriptable too. At Keybase we collectively use and love WhatsApp , Signal , and iMessage, to name a few. However, in all those apps: recipients are looked up by phone number or email . But it sucks with people you know on the Internet . First off, they have to give you their phone number in a preliminary back and forth. That takes time and prevents you from sending your message until you hear back. Then, to make sure you're really…from keybase.io
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