Web3 is a revolutionary web development platform that utilizes blockchain technology to provide greater security and protection against hacking. It is a decentralized platform which means that data is stored in a distributed manner, making it more secure and resistant to malicious attacks. Web3 also provides developers with the tools they need to create powerful, secure, and user-friendly websites and apps, including the Web3.js library and the Ethereum blockchain. With its features and capabilities, Web3 is sure to revolutionize the way we build and interact with websites and apps.