Registrieren – Wenn Sie ein Konto erstellen, erhalten Sie automatisch Ihre persönliche kostenfreie Bitcoin-Wallet. Ein Angebot finden – Nach Erstellung des Kontos wählen Sie eine Zahlungsmethode, den gewünschten Bitcoin-Kaufbetrag und Ihre bevorzugte Währung; anschließend klicken Sie auf Nach Angeboten suchen. Wählen Sie aus der Liste ... 2.1. Introduction. Bitcoin became a fixture in world financial news in late 2013 and early 2014. The “virtual currency” had been launched 5 years earlier by computer hobbyists, and in late 2013, the US dollar exchange rate for one bitcoin rose more than fivefold in the space of a few weeks. Bitcoin is a virtual currency that has become a fount of free cash for fraudsters. It can be sold on online exchange sites for real money and transferred into the buyer’s virtual wallet, but ... There is no credential-holding card issuer involved because the funds are controlled by a user’s bitcoin wallet. This wallet is merely a piece of software, like a web browser, that runs on the user’s phone or computer. It enables Bitcoin users to connect to the network and move their funds. Funds are “stored” as credits to one or more pseudonymous addresses on a public ledger, called ... A Bitcoin wallet takes the form of a cryptographic “public key,” which is a string of numbers and letters roughly 33 digits long. Each public key has a matching “private key,” known only to the user. Control of the private keys is what assures one of control of the bitcoins at any Bitcoin address, so collections of private keys must be protected by passwords or other means of securing ...
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