The blockchain acts as a data repository, compiling all the details of completed transactions. Each transaction is stored as a code on a block. Each block is checked and approved before being linked to the one following it to form the blockchain, which is a chain of blocks.

As a result, she enables information transmission and storage through a decentralized network with no central authority, similar to the internet. The unique feature of blockchain is that each user has access to a copy of the given database.

Token and cryptocurrency

A crypto-monnaie is a digital currency that allows for decentralized value exchanges between pairs of coins. She is changed and stored on the blockchain, allowing individuals can avoid going via banking systems.Tokens are digital assets that enable transfers between two parties without the need for certification by a bank or another intermediary. These are often used as financial tools by businesses to leverage funds with preventative measures (initial coin offering ou ICO).