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Understanding Cryptocurrency: Risks and Opportunities

Tarek Nassar

Before you invest, understand how digital currencies work, why prices swing so sharply and what regulators are doing.

Rows of server racks with blue and green lights in a data centre

Cryptocurrencies continue to attract new investors, often drawn by stories of rapid gains. Understanding the risks is just as important.

How it works

Digital currencies run on shared ledgers called blockchains, which record transactions without a central bank. Their value depends largely on demand, which is why prices can rise and fall dramatically in a single day.

What to watch

Regulators in several countries are introducing new rules for exchanges and stablecoins. Financial advisers recommend never investing more than you can afford to lose and being wary of anyone promising guaranteed returns.