Here you can find a bunch of information about the history, team, roadmap, funding, and whatnot. It might not be fullly up-to-date in some sections, but it's still pretty good to get a overall idea.
What is Keep Network? | history, roadmap, usage, team, supply | Messari
Blog post that details the intentions behind listing the project on the Messari website.
Due to the bug described in this page [Security & Audits] there has been a delay in the launch of the tBTC on Mainnet. Read all about it in this article: