It's like WhatsApp; but with PGP and you're in complete control of your keys.
They basically provide the public key exchange and verification services with an appealing UI akin to your modern chat application.
Let's say you hook up your reddit account or HN account to your Keybase account, and we want to chat. One of us simply has to look for the other on Keybase, start up a chat like Twitter DMs -- but it's PGP encrypted and seemingly as flawless as exchanging PGP emails without the hassle of exchanging our public keys through a key-server. This is arguably the hardest thing for non-tech savvy's to grasp.
They basically provide the public key exchange and verification services with an appealing UI akin to your modern chat application.
Let's say you hook up your reddit account or HN account to your Keybase account, and we want to chat. One of us simply has to look for the other on Keybase, start up a chat like Twitter DMs -- but it's PGP encrypted and seemingly as flawless as exchanging PGP emails without the hassle of exchanging our public keys through a key-server. This is arguably the hardest thing for non-tech savvy's to grasp.