History of blockchain

The blockchain timeline traces the incredible transformation of blockchain from a foundational cryptographic concept to a revolutionary force in global industries. Since blockchain was founded in the early 1990s as a system for securing digital timestamps, it has evolved into a powerful decentralized technology that underpins cryptocurrencies, smart contracts, and enterprise applications.

This Answer explores the key milestones in blockchain history, dividing them into four major phases:

1979–2009: The foundation of blockchain

The origins of blockchain-like systems, cryptographic advancements, and the launch of Bitcoin.

Please hover over the circle to see the details of each release at the bottom.

2014–2016: Expansion beyond cryptocurrency

The emergence of Blockchain 2.0, Ethereum’s development, and the increasing adoption of blockchain in enterprises.

2017-2018: Mainstream recognition and challenges

Governments, financial institutions, and tech giants began recognizing blockchain while also imposing regulatory restrictions.

2019-2022: Maturity and innovation

Significant developments, including Ethereum’s shift to Proof of Stake and Bitcoin’s continued dominance, marked blockchain’s transition to a more mature phase.

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