Article | REF: H5538 V3

Cryptocurrencies and blockchains - How to create trust

Author: Jean-Paul DELAHAYE

Publication date: February 10, 2026 | Lire en français

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    1. Obtaining bitcoins

    This article is a new and original synthesis of information and as accurate an update as possible on this rapidly evolving topic.

    In the text, the word Bitcoin is capitalized when referring to the Bitcoin currency, the Bitcoin blockchain, the Bitcoin protocol, or the Bitcoin network, and is lowercase when referring to the monetary units – bitcoins – issued by the network.

    To own bitcoins, you need to have an account, but you don't need to provide your identity to create one. This anonymity of bitcoin holders is one of the characteristics of this currency. However, it is important to note that this anonymity is only partial, as in some cases it is possible to trace transactions back to the account holder. This is referred to as "pseudonymity" rather than anonymity.

    Each account...

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