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What is Blockchain Technology? | BCB




A blockchain is an online database that stores information. This information is stored in blocks and these information blocks are strung together like a chain (blockchain). When data is added or removed from a blockchain, the information changes everywhere. This makes it completely transparent and decentralized and, for example, it is not possible to spend the same crypto coin twice. We explain exactly what blockchain is and how it works in our free video.

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