Blockchain is a modern technology for storing and transmitting the information. It operates without a central control body but provides transparency and security thanks to the validation of transactions by network nodes. Blockchain can be understood as a “chain of blocks”, but this expression is rarely found on the Internet. The blockchain is comparable to a database containing the history of all the exchanges carried out since its creation. Since it is shared between all its users and without any intermediary, everyone can check its validity and confirm its integrity.…
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