“Not Your Keys – Not Your Bitcoin!”

Maybe you came across this quote from the Bitcoin advocate Andreas Antonopoulos. With “keys” he is referring to the private keys, which allow users to transfer bitcoins and other crypto assets.
This is the first post of Datarella’s “Blockchain Bites” in which we want to dive in blockchain terms, bite by bite, in a visualized way.

First up, we will have a look at what is actually a private key: