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  2. Legality of cryptocurrency by country or territory - Wikipedia

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

    A bitcoin may be considered either a good or a thing under the Argentina's Civil Code, and transactions with bitcoins may be governed by the rules for the sale of goods under the Civil Code. [3]: Argentina On May 5, 2022, the Central Bank of Argentina banned financial institutions to facilitate any cryptocurrency-related transactions.

  3. Cryptocurrency and crime - Wikipedia

    en.wikipedia.org/wiki/Cryptocurrency_and_crime

    This method is effective because bitcoin transactions are irreversible. [ 136 ] : 57 One virus , spread through the Pony botnet , was reported in February 2014 to have stolen up to $220,000 in cryptocurrencies including bitcoins from 85 wallets. [ 137 ]

  4. Transaction malleability problem - Wikipedia

    en.wikipedia.org/wiki/Transaction_malleability...

    The transaction malleability problem became known to the Bitcoin community in 2011. In February 2014, Japanese Bitcoin exchange Mt. Gox revealed that they had been targeted by an exploit in Bitcoin protocol called "Transaction Malleability". At the time, Mt. Gox was the world's largest bitcoin exchange, handling approximately 70% of all bitcoin ...

  5. 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. 2014 NEO: NEO Da Hongfei & Erik Zhang SHA-256 & RIPEMD160: C# [38] dBFT: China based cryptocurrency, formerly ANT Shares and ANT Coins. The names were changed in 2017 to NEO and GAS. 2014 MazaCoin: MZC BTC Oyate Initiative ...

  6. 2024 WazirX hack - Wikipedia

    en.wikipedia.org/wiki/2024_WazirX_hack

    WazirX's multisig wallet, controlled by five WazirX and one Liminal signature, required three WazirX and one Liminal signature to initiate transactions. Hackers created a fake WazirX account, deposited tokens, and began purchasing Gala (GALA) tokens. After draining the hot wallet, they accessed the cold wallet. When WazirX signatories accessed ...

  7. Payment and settlement systems in India - Wikipedia

    en.wikipedia.org/wiki/Payment_and_settlement...

    This is a 7-digit numeric code. To initiate the transaction, the sender in his mobile banking application need to enter the registered mobile number of the receiver, MMID of the receiver and amount to be transferred. Upon successful transaction, the money gets credited in the account of the receiver instantly.

  8. Bitcoin buried in Newport landfill - Wikipedia

    en.wikipedia.org/wiki/Bitcoin_buried_in_Newport...

    As of February 2025, the missing Bitcoin was worth £597 million (US$751 million). In December 2024, Howells sued the council for £495 million, with the council contesting that the device is now its property. The attempted recovery of the missing Bitcoin has been likened to a digital treasure hunt. Howells and his team are confident that ...

  9. Wikipedia:WikiProject Bitcoin/Article Quality/WIP Articles ...

    en.wikipedia.org/.../Controversy_of_Bitcoin

    In summary, FinCEN's decision would require Bitcoin exchanges where bitcoins are traded for traditional currencies to disclose large transactions and suspicious activity, comply with money laundering regulations, and collect information about their customers as traditional financial institutions are required to do. [4] [7] [8]