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2. Cryptocurrency - Wikipedia

   en.wikipedia.org/wiki/Cryptocurrency

   The validity of each cryptocurrency's coins is provided by a blockchain. A blockchain is a continuously growing list of records, called blocks, which are linked and secured using cryptography. Each block typically contains a hash pointer as a link to a previous block, a timestamp and transaction data.

3. Bitcoin - Wikipedia

   en.wikipedia.org/wiki/Bitcoin

   Bitcoin (abbreviation: BTC; sign: ₿) is the first decentralized cryptocurrency. Nodes in the peer-to-peer bitcoin network verify transactions through cryptography and record them in a public distributed ledger, called a blockchain, without central oversight.

4. List of cryptocurrencies - Wikipedia

   en.wikipedia.org/wiki/List_of_cryptocurrencies

   A bitcoin -based currency featuring instant transactions, decentralized governance and budgeting, and private transactions. China based cryptocurrency, formerly ANT Shares and ANT Coins. The names were changed in 2017 to NEO and GAS. The underlying software is derived from that of another cryptocurrency, ZetaCoin.

5. Bitcoin price history: 2009 to 2024 - AOL

   www.aol.com/finance/bitcoin-price-history-2009...

   The New Liberty Standard Exchange recorded the first exchange of Bitcoin for dollars in late 2009. Users on the BitcoinTalk forum traded 5,050 bitcoins for $5.02 via PayPal, making the first price ...

6. Cryptocurrency: The year in 12 charts - AOL

   www.aol.com/news/cryptocurrency-the-year-in-12...

   After an early December flash crash, some experts warn the crypto market could be heading towards a downturn similar to that experienced in early 2018. Cryptocurrency: The year in 12 charts Skip ...

7. Ethereum - Wikipedia

   en.wikipedia.org/wiki/Ethereum

   Ethereum is a decentralized blockchain with smart contract functionality. Ether (Abbreviation: ETH;) is the native cryptocurrency of the platform. Among cryptocurrencies, ether is second only to bitcoin in market capitalization.

8. Legality of cryptocurrency by country or territory - Wikipedia

   en.wikipedia.org/wiki/Legality_of_cryptocurrency...

   Cryptocurrency exchange businesses have to be registered, keep records, take security measures, and take measures to protect customers. The law on cryptocurrency transactions must comply with the anti-money laundering law; and measures to protect users investors. The Payment Services Act defines "cryptocurrency" as a property value.

9. Coinmarketcap - Wikipedia

   en.wikipedia.org/wiki/Coinmarketcap

   In November 2021, Coinmarketcap was cited by Vice, The New York Times and some other media for warning users of the "Squid" coin fraud scheme, which falsely claimed to be affiliated with the Squid Game TV show. The website is also a source for crypto exchanges rankings.