Blockchain is a decentralized digital ledger technology that enables the secure transfer of data and assets over the internet. It operates through a network of interconnected computers that validate and record transactions in chronologically linked, immutable blocks. While this technology has been widely used in cryptocurrencies, such as Bitcoin, it also has applications across various sectors, including supply chain, healthcare, and finance.

The evolution of Blockchain has been marked by improvements in network security, efficiency, and scalability. Initially created as a system for financial transactions, Blockchain is now used for various purposes, such as smart contracts and goods tracking. New technologies, like Blockchain 3.0, aim to further enhance the network's capacity, making it faster and more sustainable.
To understand how Blockchain works, it is important to grasp the block structure, the cryptography used, and the consensus among network participants. For beginners, it is recommended to seek out educational materials and tutorials to gain knowledge about this revolutionary technology. Blockchain has the potential to transform how we handle data and transactions over the internet, offering greater security, transparency, and efficiency. Description by ChatGPT.