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  2. How to buy Bitcoin: 5 ways to add the popular cryptocurrency ...

    www.aol.com/finance/buy-bitcoin-5-ways-add...

    At Interactive Brokers you’ll be able to buy futures contracts on Bitcoin as well as trade the coin directly. The broker charges $5 per futures contract, which gives you exposure to five bitcoins.

  3. G2A - Wikipedia

    en.wikipedia.org/wiki/G2A

    G2A.COM Limited (commonly referred to as G2A) is a digital marketplace headquartered in the Netherlands, [1][2] with offices in Poland and Hong Kong. [3][4] The site operates in the resale of gaming offers and others digital items by the use of redemption keys. G2A.COM’s main offerings are game key codes for platforms such as Steam, EA app ...

  4. Mining pool - Wikipedia

    en.wikipedia.org/wiki/Mining_pool

    Mining pool. In the context of cryptocurrency mining, a mining pool is the pooling of resources by miners, who share their processing power over a network, to split the reward equally, according to the amount of work they contributed to the probability of finding a block. A "share" is awarded to members of the mining pool who present a valid ...

  5. Cloud mining - Wikipedia

    en.wikipedia.org/wiki/Cloud_mining

    Cloud mining has been used by ransomware groups and scammers to launder cryptocurrency. [2] This type of cloud mining enables users to mine bitcoins or alternative cryptocurrencies without managing the hardware. The mining rigs are housed and maintained in a facility owned by mining company and the customer simply needs to register and purchase ...

  6. Stellar (payment network) - Wikipedia

    en.wikipedia.org/wiki/Stellar_(payment_network)

    Stellar is an open-source protocol for exchanging money or tokens using the Stellar Consensus Protocol. [1] The platform's source code is hosted on GitHub. Servers run a software implementation of the protocol, and use the Internet to connect to and communicate with other Stellar servers.

  7. List of bitcoin companies - Wikipedia

    en.wikipedia.org/wiki/List_of_Bitcoin_companies

    bitcoin exchange [citation needed] Bitwala: 2015 Germany: Berlin: bitcoin debit card, international transfers, bitcoin wallet [2] Blockchain.com: 2011 Luxembourg: wallet provider [citation needed] Blockstream: 2014 United States: San Francisco: software [citation needed] BTC-e: 2011 Russia: bitcoin exchange Shut down by the United States ...

  8. Bitcoin - Wikipedia

    en.wikipedia.org/wiki/Bitcoin

    Bitcoin wallets were the first cryptocurrency wallets, enabling users to store the information necessary to transact bitcoins. [85][8]: ch. 1, glossary The first wallet program, simply named Bitcoin, and sometimes referred to as the Satoshi client, was released in 2009 by Nakamoto as open-source software. [7]

  9. GPU mining - Wikipedia

    en.wikipedia.org/wiki/GPU_mining

    GPU mining is the use of Graphics Processing Units (GPUs) to "mine" proof-of-work cryptocurrencies, such as Bitcoin. [1] Miners receive rewards for performing computationally intensive work, such as calculating hashes, that amend and verify transactions on an open and decentralized ledger. GPUs can be especially performant at calculating such ...