On Jul 20, 2019, at 1:59 PM, grarpamp <grarpamp@gmail.com> wrote:

End-to-End Security of Group Chats in Signal, WhatsApp, and Threema
https://eprint.iacr.org/2017/713


Has anyone used keybase for group chat (like as a slack
replacement)? They seem to be touting this feature,
particularly since slack just released some info saying
their 2015 hack was more significant than originally
stated.

Keybase & slack links:

https://keybase.io/blog/slack-incident

https://slackhq.com/new-information-2015-incident
https://slackhq.com/march-2015-security-incident-and-the-launch-of-two-factor-authentication