# What is web3 and how is it different from web2?

By [Affi Network](https://paragraph.com/@affi-network) · 2023-03-09

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The term "web3" has been buzzing around the tech industry for quite some time now, and it refers to the next generation of the internet. It is a term that has been coined to describe the evolution of the web from a centralized, corporate-controlled space to a more decentralized, user-controlled space. Web3 technology is based on blockchain and other decentralized technologies that allow for more privacy, security, and autonomy for users.

To understand what web3 is and how it differs from web2, we first need to define what these terms mean.

Web2 refers to the current state of the internet. It is the era of social media, e-commerce, and mobile devices. Web2 is characterized by centralized platforms that collect data from users and use it to create targeted advertising. These platforms are owned and controlled by a few large corporations like Facebook, Google, and Amazon.

Web3, on the other hand, is an emerging paradigm of the internet that aims to give users more control over their data and online identities. It is built on decentralized technologies such as blockchain, which allow for a more transparent, secure, and user-centric web.

One of the main differences between web2 and web3 is that the latter is designed to be more open, transparent, and decentralized. Web2 platforms like Facebook and Google control the user's data and monetize it through advertising. In contrast, web3 platforms are designed to put the user in control of their data and identity. Blockchain-based technologies enable users to own and control their data, and they can choose to share it or not with different platforms.

Another key difference between web2 and web3 is that the former is based on proprietary software, while the latter is built on open-source technologies. Open-source software allows developers to build on each other's work, which accelerates innovation and results in more diverse and robust solutions.

Web3 also uses decentralized technologies that enable users to interact with each other directly without intermediaries. For example, blockchain enables peer-to-peer transactions without the need for a central authority. This decentralization reduces the risk of censorship, hacking, and other types of cyberattacks.

Moreover, web3 is designed to be more secure than web2. The decentralized nature of web3 platforms means that there is no single point of failure, making it harder for hackers to attack the system. Blockchain-based technologies also use cryptography to secure transactions and protect user data.

Web3 is also designed to be more privacy-focused than web2. Web2 platforms collect large amounts of data from users, which they use to create targeted advertising. Web3 platforms, on the other hand, use encryption and other privacy-enhancing technologies to protect user data and give users more control over their data.

In conclusion, web3 is the next evolution of the internet, and it aims to give users more control over their data and identities. It is built on decentralized technologies such as blockchain, which enable greater transparency, security, and privacy. Web3 platforms are more open, transparent, and user-centric than web2 platforms, which are owned and controlled by a few large corporations. Web3 is still in its early stages of development, but it has the potential to revolutionize the way we interact with the internet and each other.

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*Originally published on [Affi Network](https://paragraph.com/@affi-network/what-is-web3-and-how-is-it-different-from-web2)*