인프런 - 라이프타임 커리어 플랫폼

Virtual assets and cryptocurrencies have driven financial innovation, but they are also being used as tools for crime, money laundering, and data breaches. This course starts with the basic concepts of virtual assets and blockchain, tracks actual cryptocurrency transaction flows, and analyzes suspicious fund movement structures.

This content explains use cases in various fields and discusses application methods, all based on an understanding of blockchain technology. It broadly covers everything from the basic concepts of blockchain to its use cases, aiming to provide a comprehensive understanding of blockchain and business insights.

In this lecture, you will learn how to issue NFTs on the Klaytn network. In addition, you will learn how to build a dApp using React+TypeScript.

You will learn how to create basic NFTs, buy and sell NFTs using React and Solidity (ERC721). You will learn how to write smart contracts and how to connect smart contracts written using React to the web.

You can understand metaverse technology in a short period of time, and we will teach you practical skills for creating metaverse worlds and issuing and selling NFTs without coding.

Through this lecture, you will learn about the structure of the blockchain platform Klaytn and create a blockchain application (BApp) using the tool.

For those who have only seen Ethereum's structure in fragments, I will organize everything from wallets and transactions to smart contracts and the EVM into a single, cohesive flow. You can follow along even without a technical background.

Learn the basics of React Native to build your own apps or dApps that can later connect to the blockchain.

Blockchain and fintech technologies need to be understood and accepted as essential technologies for companies to advance further in the era of the 4th industrial revolution. Let’s understand the concept of blockchain and the changing financial business model and become a company that leads blockchain and fintech related businesses!

Learn how to implement an NFT marketplace (Ethereum, Polygon) using jQuery.

Reading the Standard of Digital Money — A New Financial Order Opened by Stablecoins In the uncertain digital asset market, stablecoins—the only assets that function "like real money"—have already emerged as a core part of the global financial infrastructure. This provides essential, condensed knowledge for professionals who want to be at the forefront of understanding the paradigm shift in the digital economy.

This is a lecture that covers quite in-depth content. We will implement the very famous market, eBay. However, it is a completely decentralized version based on Ethereum and IPFS! This is a lecture that will walk you through the entire process of making the market run on Ethereum by writing all the core logic in Solidity.

This is a blockchain Web3 development project course. It is recommended that you take the basics and learn through Part 1 of the series.

This is the process of developing a blockchain Web3 web application.

You will gain experience deploying to the Ropsten testnet and learn how to write more mature smart contracts in Solidity using the Truffle framework.

"I have the data, but I don't know how to interpret it." This is the most common concern among those just starting with on-chain analysis. In this course, a 10-year data analyst and on-chain researcher fully reveals all the tools and interpretation techniques used in actual market analysis. ㆍWhich indicators react first before coin prices move ㆍWhether whales are accumulating or dumping ㆍHow to read market sentiment through bridge and stablecoin flows ㆍHow to extract data through Etherscan and Dune without programming ㆍAnd the interpretation patterns and strategies used by professional analysts This course is designed to help you move beyond "just looking" at on-chain data and develop an analytical framework that leads to investment decisions.

This course is a hands-on practical session where you will build your own NFT marketplace using Solidity smart contracts, frontend technologies, and web3.js. Students will implement all marketplace features—from NFT minting to selling, buying, and deleting—and deploy them directly to the latest testnets: Ethereum Sepolia, Polygon Amoy, and Kaia Kairos. Additionally, you will learn how to use IPFS for the decentralized storage of NFT images and metadata, allowing you to experience a production-ready DApp architecture that goes beyond a simple demo. ✨ Key Features of This Course Full-Stack Learning: Covers React UI, smart contract writing, and multi-chain deployment all at once. Up-to-Date Environment: Supports Sepolia, Amoy, and Kairos testnets with MetaMask integration. Master the Core NFT Process: Image upload (IPFS) → Metadata creation → Minting → Marketplace trading. Practical & Hands-on: Gain real-world service development experience, including transaction handling, UX design, and multi-chain support.

Sui is a layer 1 network that is friendly to both users and developers. It aims for wide usability through fast speed and low transaction costs. As an official education partner of Sui, Weldon Studio will guide you through the specific process of development and use through the network.

This course uses the Klaytn blockchain, created by Ground X, a subsidiary of Kakao. It covers the content required to create decentralized apps with Klaytn and introduces Klaytn's development ecosystem, including how to use the blockchain SDK (e.g., caver-js) provided by Klaytn.

This text lecture claims to be a 'Bible' and is a material that has tried to correctly contain such basic contents.