Cryptocurrencies are digital or virtual currencies secured by cryptographic techniques, enabling secure and direct peer-to-peer transactions without the need for intermediaries like banks. citeturn0search1 They operate on decentralized networks based on blockchain technology—a distributed ledger enforced by a network of computers. citeturn0search1 This decentralization renders them theoretically immune to government interference or manipulation. citeturn0search1 Bitcoin, created in 2009, is the most well-known cryptocurrency, accounting for a significant portion of the market. citeturn0news16 Despite their potential for high returns, cryptocurrencies are highly volatile and come with significant risks, including scams and hacking. citeturn0news16 Unlike traditional investments, crypto investments are not protected by financial authorities, so it's crucial for investors to exercise caution and only invest what they can afford to lose. citeturn0news16

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