Cryptocurrencies are digital or virtual currencies underpinned by cryptographic systems. They enable secure online payments without the use of third-party intermediaries. “Crypto” refers to the various encryption algorithms and cryptographic techniques that safeguard these entries, such as elliptical curve encryption, public-private key pairs, and hashing functions.
Cryptocurrencies can be [mined], purchased from [cryptocurrency exchanges], or rewarded for work done on a blockchain. Not all e-commerce sites allow purchases using cryptocurrencies. In fact, cryptocurrencies, even popular ones like [Bitcoin, APTOS], are hardly used for [retail transactions]. However, cryptocurrency values have made them popular as trading and investing instruments. To a limited extent, they are also used for cross-border transfers. and also not control by government.
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Good write-up
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