Blockchains are mostly built upon well-known existing technologies such as peer-to-peer networks and digital signatures. But a few new smart ideas like proof-of-work and block rewards set blockchains and their built-in cryptocurrencies fundamentally apart from all similar previous monetary systems.
Daniel will pedagogically describe the basics of this hyped technology, and how it is used in practice to guarantee that no single party can manipulate or cheat with for example payments in bitcoin. No prior knowledge in the subject is assumed.