Dive into a comprehensive blockchain technology tutorial spanning over 2 hours. Explore the fundamentals of blockchain, starting with its definition and prerequisites. Learn about cryptography, digital signatures, and hashing in blockchain systems. Understand blockchain architecture, types, and consensus mechanisms, including Proof of Work. Discover Ethereum and smart contracts, and get hands-on experience creating your first smart contract using Metamask, Remix, and Rinkeby. Examine the drawbacks of blockchain and introduction to Hyperledger. Conclude with practical sessions on integrating smart contracts with front-end applications, providing a well-rounded understanding of blockchain technology and its applications.