Cryptocurrencies have created a lot of buzz over the years. In fact, NASSCOM, in a recent report, has said that the cryptocurrency market is expected to reach up to $241 million by 2030 in India and $2.3 billion by 2026 globally.

But what exactly are they and what should you watch out for before you invest in them? Vincent Lau, MD, International Operations, Huobi Global, explains the concept that drives these currencies.