Payment systems are of vital importance for today's economies and are the core activity of central banks. To adapt to recent trends – including the decline in cash usage, the surge in online commerce and contactless forms of payment, and the creation of cryptocurrencies – central banks have, in recent years, explored the possibility of issuing digital currencies themselves. In this podcast, we'll talk about digital currencies issued by central banks. We'll look at the different design choices and examine the potential benefits and risks of such crypto-currencies.