Article | REF: TE6300 V1

Blockchain. Basics. Bitcoin. Ethereum

Authors: Laurence LECOEUR, Jean-François GERVAIS

Publication date: April 10, 2022

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1. The origins of blockchain

1.1 The beginnings in 1991

The concept of blockchain dates back to 1991: W. Scott Stornetta (a specialist in cryptography and distributed computing, who is considered the father of blockchain) and Stuart Haber (a cryptography researcher) described the concept of a cryptographically secured network of data blocks in the article "How to time-stamp a digital document" published in the Journal of Cryptography. . They wanted to implement a system where time-stamped documents could be neither falsified nor backdated.

With this in mind, they set up...

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