For dummies: what is a blockchain and how it works?

A blockchain is…

Image by Gerd Altmann / Pixabay

How do blocks work?

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A blockchain doesn’t work alone

Distributed network

Image by Gerd Altmann / Pixabay

A consensus algorithm

Image by Tomasz Mikołajczyk / Pixabay

Unspent transaction outputs (UTXOs)

Image by Matthias Wewering / Pixabay

Private and public cryptographic keys

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“Blockchain” doesn’t mean “decentralized” always

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