How to Learn Web3: 14 Things to Know

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Welcome to the future of the internet – Web3! Ready to dive into this exciting world of decentralization and blockchain technology?

This blog post will provide a comprehensive guide to help you understand and navigate the Web3 space.

Whether you’re a developer, an entrepreneur, or simply curious, we’ve got you covered.

Let’s get started on this enlightening journey!

1. Web3: What is it all about?

Web3 refers to the next generation of the internet, where users have greater control over their data and digital assets.

Unlike the current Web2 services we use, which relies on centralized servers and intermediaries, Web3 operates on decentralized networks, making it more secure, transparent, and censorship-resistant.

Before diving into Web3, let’s take a quick trip down memory lane to understand how the internet has evolved over the years.

a. Web1: The Static Web

In the early days, the internet primarily consisted of static web pages that offered limited interactivity. Users could only consume content but had no means to participate actively.

b. Web2: The Social Web

Web2 brought the era of social media and user-generated content. Platforms like Facebook, Twitter, and YouTube enabled users to connect, share, and create content.

c. Web3: The Decentralized Web

Web3 is the next natural progression, aiming to decentralize the internet and give users more control over their data and online interactions. It leverages blockchain and other decentralized technologies.

2. Key Concepts of Web3

a. Decentralization and its significance

Decentralization is a fundamental concept in Web3 that aims to distribute power and control among the network participants rather than relying on a central authority.

Traditional web applications often rely on centralized servers, which can be vulnerable to hacks, censorship, and data breaches.

In contrast, Web3 applications operate on a decentralized network of nodes, meaning that data and decision-making are spread across multiple participants.

b. Blockchain technology and its role in Web3

Blockchain is a foundational technology that powers many Web3 applications. It is a distributed and immutable distributed ledger technology that records transactions across a network of computers. Each transaction is grouped into a block, and these blocks are linked in chronological order, creating a chain of blocks (hence the name “blockchain”).

c. Smart contracts: The backbone of Web3 applications

Smart contracts are self-executing programs with predefined rules and conditions encoded within them.

They run on the blockchain and automatically execute actions when specific conditions are met.

These contracts enable decentralized applications (DApps) to operate without intermediaries, providing trust and transparency.

3. Getting Started with Web3

Getting started with Web3 involves the blockchain basics and taking practical steps to participate in the decentralized world of blockchain and cryptocurrencies.

Here’s an elaboration of each step:

a. Setting Up a Web3 Wallet

A Web3 wallet is essential for interacting with decentralized applications (dApps) and holding cryptocurrencies securely.

A Web3 wallet is like a virtual bank account that allows you to send, receive, and store cryptocurrencies. It consists of a public address (like an account number) and a private key (like a password).

Examples of the best web3 wallets include Trust Wallet, Trezor, Ledger, and MetaMask.

The public address is used to receive funds, while the private key is used to access and transfer the funds.

b. Acquiring Cryptocurrencies

To participate in the world wide web of dApps, you’ll need some cryptocurrencies in your digital wallet.

Cryptocurrencies are digital or virtual currencies that use cryptography for security and operate independently of central authorities like banks.

The most well-known cryptocurrency is Bitcoin, but thousands of other cryptocurrencies are available.

Platforms that allow you to change fiat currencies into cryptocurrencies are known as on-ramps. These are typically known as Centralized Excahnges (CEXs)

c. Navigating Decentralized Exchanges (DEXs)

Once you have acquired some cryptocurrencies, you may want to trade or exchange them for other digital assets or tokens issued by dApps.

However, now all digital assets are available in CEXs – rare ones are usually found in DEXs.

Decentralized exchanges (DEXs) are platforms that facilitate peer-to-peer trading of cryptocurrencies without the need for intermediaries like centralized exchanges.

DEXs operate on blockchain networks and allow users to retain control of their funds throughout the trading process.

4. Exploring Decentralized Applications (dApps)

Decentralized Applications, or dApps, are software applications that run on a blockchain network instead of a centralized server.

They offer various use cases and functionalities, and their popularity has grown significantly in recent years due to the advantages they provide, such as increased security, transparency, and user control over their data.

a. Finance and DeFi dApps

DeFi, short for Decentralized Finance, is one of the most prominent categories of dApps.

DeFi dApps aim to revolutionize the traditional financial system by providing financial services without the need for intermediaries like banks or financial institutions.

b. Gaming and NFT dApps

Blockchain-based gaming dApps and NFT platforms have transformed the gaming and digital asset landscape.

NFTs are unique tokens representing ownership of a specific digital asset, such as in-game items, digital art, music, and virtual real estate.

c. Social and Content dApps

Social and content dApps focus on giving users more control over their data and content while providing opportunities for monetization.

These dApps aim to reduce the dominance of centralized social media platforms and create a more equitable online ecosystem.

5. Getting Familiar with Cryptocurrencies

Cryptocurrencies are digital assets that utilize cryptographic techniques for secure transactions.

Bitcoin, Ethereum, and many others are prominent examples of cryptocurrencies that have gained mainstream recognition.

6. Decentralized Finance (DeFi)

DeFi is a vital aspect of Web3, offering financial services without traditional intermediaries.

Here’s what you need to know.

DeFi refers to financial services built on blockchain technology, providing an open and permissionless alternative to traditional finance.

a. How to Use DeFi Protocols

To use DeFi services, you’ll interact with various protocols that govern lending, staking, and liquidity provision.

To use DeFi services, you’ll need to interact with various protocols that govern specific financial activities. Some common DeFi protocols include:

  1. Lending Protocols: These platforms allow you to lend your digital assets to others and earn interest on your holdings. Conversely, you can also borrow assets from the platform by providing collateral.
  2. Decentralized Exchanges (DEXs): DEXs facilitate peer-to-peer trading of cryptocurrencies without the need for a central authority. Users can trade their tokens directly from their wallets without having to deposit funds into a centralized exchange.
  3. Yield Farming and Staking: Yield farming involves providing liquidity to DeFi protocols in exchange for rewards, often in the form of additional tokens. Staking allows users to lock up their tokens to support network security and earn rewards.
  4. Decentralized Insurance: Some DeFi platforms offer insurance services, allowing users to protect their assets against certain risks and potential losses.

b. Assessing Risks and Security

While DeFi presents exciting opportunities, it’s essential to be aware of the associated risks and adopt best security practices.

As with any emerging technology, DeFi comes with its own set of risks that users should be aware of.

Some of the common risks include:

  1. Smart Contract Vulnerabilities: Smart contracts are code-based and can have bugs or vulnerabilities that attackers might exploit to compromise funds. Auditing smart contracts and using well-established protocols can help mitigate this risk.
  2. Impermanent Loss: When providing liquidity to automated market maker (AMM) protocols, users may experience impermanent loss due to the volatility of the assets being supplied. This can result in a reduced overall value compared to simply holding the tokens.
  3. Centralization of Governance: While DeFi aims to be decentralized, some projects may have concentrated governance power, leading to potential centralization risks.
  4. Hacks and Exploits: DeFi protocols can be susceptible to hacking attempts or exploits, which may lead to the loss of user funds. It’s crucial to choose reputable platforms with robust security measures.

7. Embracing the Web3 Mindset

Embracing the Web3 mindset goes beyond simply adopting new technologies; it represents a fundamental shift in how we perceive and interact with the digital world.

At its core, Web3 is about empowering individuals, prioritizing privacy, and fostering a decentralized ecosystem.

Let’s explore the key principles and fundamental concepts that define this mindset:

a. Privacy and Data Ownership

Web3 recognizes the importance of privacy and data ownership for users.

In the traditional Web2 model, large centralized entities collect vast amounts of user data, leading to data breaches, surveillance, and manipulation concerns.

In contrast, Web3 technologies, such as blockchain and decentralized applications (dApps), emphasize user control over their data.

b. Empowering User Participation

Web3 brings forth a new paradigm where users are active participants in the platforms and communities they engage with.

Through the use of dApps and decentralized governance mechanisms, users can play a direct role in decision-making processes and the evolution of the network.

c. Trustless Transactions

Blockchain’s trustless nature eliminates the need for intermediaries, enhancing transparency and security.

In the traditional online landscape, transactions often require intermediaries such as banks, payment processors, or other centralized institutions.

These intermediaries add complexity, cost, and potential points of failure to the process.

Web3 introduces the concept of trustless transactions through blockchain technology.

8. Investing in Web3 Projects

As Web3 gains traction, investing in promising projects becomes attractive. Here’s how to approach it. Investing in Web3 projects can be an exciting opportunity as the decentralized web continues to gain momentum. However, like any investment, it requires careful consideration and due diligence. Here are some key steps to approach investing in Web3 projects:

a. Researching Potential Projects

Thoroughly research dApps and blockchain projects to understand their goals, technology, and team.

Thorough research is crucial before investing in any Web3 project. Start by understanding the project’s goals, the problem it aims to solve, and its target market.

Assess the technology being used and the scalability of the project. Look into the team behind the project, including their expertise, experience, and track record.

Consider the community surrounding the project as well.

A strong and active community can be indicative of a healthy and promising project.

Engage with the community to get a sense of their sentiment and the project’s level of support.

b. Evaluating Tokenomics and Roadmaps

Tokenomics and roadmaps provide insights into a project’s long-term viability and potential value.

Tokenomics refers to the design and economics of the project’s native tokens.

Analyze the token distribution, supply, and utility within the ecosystem. Understand how the tokens are used within the project and how they might gain value over time.

Additionally, study the developer environment the project’s roadmap, which outlines its development and expansion plans.

A well-thought-out roadmap can indicate that the developer skills the project has a clear vision and a plan for achieving its goals.

c. Diversifying Your Portfolio

Like any investment, diversification reduces risk. Invest in a mix of well-established and promising projects.

As with any investment strategy, diversification is key to reducing risk. Avoid putting all your funds into a single Web3 project.

Instead, consider building a diversified portfolio of well-established projects and promising startups. This approach can help spread risk and increase the chances of small projects benefiting from the overall growth of the Web3 ecosystem.

9. Web3 DApps: The Future of Applications

Decentralized applications, or DApps, run on blockchain networks and offer various advantages, including enhanced security, transparency, and user control.

Users can interact with DApps directly on their own blockchain without the need for intermediaries.

10. Web3 Wallets

Web3 wallets are essential tools for managing cryptocurrencies and interacting with DApps. These wallets provide a secure environment to store private keys and conduct transactions safely.

11. Navigating Web3 Ecosystem

Web3 has spawned a thriving ecosystem with numerous projects, developers, platforms, developers and protocols. Ethereum, Binance Smart Chain, and Polkadot are some prominent blockchain networks powering various Web3 applications.

12. Web3 Security: Protecting Your Digital Assets

With increased control over digital assets, security becomes paramount in the Web3 space. Users must adopt best practices to safeguard their private keys and avoid falling victim to scams or hacks.

13. The Future of Web3

Web3 has the potential to revolutionize multiple industries, including finance, supply chain, healthcare, and more.

As the technology matures, we can expect many developers innovative use cases and solutions to societal challenges. The potential of Web3 is vast, and its future is full of exciting possibilities.

a. Integration with Web2 Platforms

Web3 is likely to integrate with existing Web2 platforms to facilitate a smoother transition to decentralized technologies. We and blockchain developers can expect hybrid solutions that offer the benefits of both Web2 and Web3.

b. Mass Adoption and Mainstream Recognition

As the technology matures and becomes more user-friendly, Web3 is expected to witness mass adoption, bringing blockchain and cryptocurrencies into everyday life.

c. Interoperability and Cross-Chain Solutions

Interoperability between different blockchain networks will play a crucial role in the future of Web3. Cross-chain solutions will enable seamless asset transfers and data sharing across different blockchains.

14. Overcoming Challenges in Web3

While Web3 has immense potential, it faces some challenges that need to be addressed.

a. Scalability and Throughput

Scalability remains a significant challenge for Web3. As more users and dApps join the network, the demand for processing transactions increases. Solutions like layer 2 scaling and sharding are being explored to enhance network throughput.

b. Regulatory and Legal Complexities

The decentralized nature of Web3 technologies, such as blockchain and cryptocurrencies, poses challenges for legal and regulatory frameworks worldwide.

Traditional laws and regulations were primarily designed for centralized systems, and applying them to decentralized networks can be complex and sometimes inadequate.

Different jurisdictions have varied and evolving approaches to blockchain technology and cryptocurrencies.

Some countries have embraced these technologies and created favorable regulatory environments, encouraging innovation and investment in crypto space.

On the other hand, certain regions have taken a cautious approach stack blockchain development, implementing strict regulations or even outright bans on certain aspects of Web3

c. User Experience and Accessibility

For Web3 and blockchain technologies to achieve mainstream adoption, they must prioritize user experience and accessibility.

While the underlying technology of blockchain and decentralized networks is complex, the end-user should not be burdened with technical intricacies.

User-friendly interfaces and intuitive designs are crucial for attracting and retaining users who may not have a deep understanding prior knowledge of blockchain technology. I

mproving the user experience involves reducing friction in onboarding new skills, making transactions more straightforward, and providing clear and concise explanations of how the technology works.


Web3 represents a paradigm shift in internet technology, offering greater autonomy and empowerment to users.

By understanding the core concepts of decentralization, blockchain, and smart contracts, beginners can start their journey into the exciting world of Web3.

Embracing the principles of security and staying informed about the web3 developer’s latest developments will enable individuals to make the most of Web3’s transformative potential.

FAQs – How to Learn Web3

Q: Is Web3 only about cryptocurrencies?

While cryptocurrencies are a crucial aspect of Web3, the concept extends beyond digital currencies. Web3 encompasses a broader vision of a decentralized and user-centric internet.

Q: Are DApps completely secure?

DApps are designed to be more secure than traditional applications. However, users must exercise caution and use secure Web3 wallets to protect their digital assets.

Q: Is Web3 the same as the Internet of Things (IoT)?

Web3 and IoT are distinct concepts. Web3 refers to the decentralized web, while IoT focuses on the interconnectivity of devices and their communication.

Q: How can I contribute to the Web3 ecosystem?

You can contribute to the Web3 ecosystem by learning about blockchain development, participating in community projects, and supporting decentralized initiatives.

Q: Where can I learn more about Web3?

There are various online learning resources online courses, tutorials, and forums dedicated to Web3. Stay curious and keep exploring the dynamic world of Web3 to gain valuable insights.

Justin Chia

Justin is the author of Justjooz and is a data analyst and AI expert. He is also a Nanyang Technological University (NTU) alumni, majoring in Biological Sciences.

He regularly posts AI and analytics content on LinkedIn, and writes a weekly newsletter, The Juicer, on AI, analytics, tech, and personal development.

To unwind, Justin enjoys gaming and reading.

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