January 2019
Intermediate to advanced
258 pages
7h 12m
English
Content preview from Blockchain for Business 2019
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How blockchain works
After new transactions are verified, they are ordered and grouped into blocks, which are then linked to previous blocks. Each new block is built on top of the last block in chronological order.
Each of these blocks is a type of data structure containing information and, more precisely, transaction records. Generally, distributed databases can contain any kind of data, not just financial or economic data, but blockchain's security and design make it especially suitable to use for value exchanges. Hence, the expression that blockchain is the internet of value or the internet of money.
Transactions once put on the blockchain are normally irreversible and their record is permanent and immutable.
New blocks are created at ...
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