Keybase is a safe, secure, and private app for everything you do online.
Chat with friends and family. Share photos, videos, and top secret documents. Collaborate to get work done, or don’t.
Whatever you do, your data is your data. Private stuff stays private. Accounts are secure against spoofing, phishing, and scamming. You can chat, share, and collaborate safely.
Learn more in Keybase Book. Like Keybase, Keybase Book is open source. If you see something that needs improvement, create a new pull request or a new issue on GitHub.