Blockchain technology is used in which of the following?

Blockchain technology is used in which of the following?
Answer: Cryptocurrencies

Blockchain technology underpins cryptocurrencies like Bitcoin, ensuring secure, decentralized transactions. Studying this highlights its role in digital finance, the challenges of cybersecurity, and its impact on global economies. It also offers insights into how blockchain enhances transparency, providing lessons on adopting such technologies in Pakistan for secure financial systems and innovation in sectors like banking and trade.