“Blockchain is like a set of glass boxes with contents everyone can see, verify and cannot change. Everyone knows where the boxes are and what they contain. Transparency and security are at the heart of this system,” he said.
Blockchain was invented in 2008 in response to the financial crisis, Myhren explained. Blockchains can be built and stored using computer networks, most commonly the internet and cloud service providers, depending on the application.
https://cstoredecisions.com/2020/09/28/understanding-blockchain/
