The Risks of Bitcoin and Ethereum That No One Tells You About

You can gain a deeper understanding of Bitcoin.

You can understand and utilize the concepts and features of blockchain programming and smart contracts.

How to view safe indicators and objective data that should not be missed when investing in Bitcoin and altcoins, and share real airdrop know-how and practical methods that made it from 0 won to 100 million won

This lecture covers the technical features and market characteristics of major cryptocurrencies, from Bitcoin, which ranks first in market capitalization, to the 20th largest in market capitalization.

You can understand the concept of DeFi, known as decentralized finance, and get a quick overview of the flow of the entire cryptocurrency ecosystem.

You can understand the current status and future direction of the virtual asset market. It is organized as essential information that developers, investors, and business people must know.

This is a must-see lecture for blockchain planners, developers, and company representatives. If you didn't have time to study separately, you can understand the core of the Bitcoin and Ethereum white papers through this summary lecture.

This is a must-see lecture for blockchain planners, developers, and company representatives. If you didn't have time to study separately, you can understand the core of the Bitcoin and Ethereum white papers through this summary lecture.

A vision of the distant future: Blockchain & Metaverse! Instead of complex development technology, we help 99.9% of ordinary people learn the essentials directly, make the best decisions, and trade directly on the blockchain.

You can gain a deeper understanding of Bitcoin.

Learn about blockchain by developing Ethereum-based DAPPs. You can also learn about practical development through the implementation of Smart Contracts.

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!

"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.

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.

Automated trading program, source code ready-to-use! Deploy to production with Oracle Free Tier server!

This course is a hands-on process where you'll build an NFT marketplace from scratch using frontend technologies and web3.js to leverage Solidity smart contracts. Students will implement all marketplace functions from NFT minting to selling, buying, and deleting, and deploy directly to the latest testnets including Ethereum Sepolia, Polygon Amoy, and Kaia Kairos networks. You'll also learn how to use IPFS for distributed storage of NFT images and metadata, experiencing a real service-ready DApp architecture that goes beyond simple demo-level implementations. ✨ Course Features Full-stack learning: React UI, smart contract development, and multi-chain deployment all in one Latest environment support: Sepolia·Amoy·Kairos testnet support, MetaMask integration Master core NFT processes: Image upload (IPFS) → Metadata generation → Minting → Marketplace transactions Practice-focused: Real service development experience including transaction handling, UX design, and multi-chain support

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.

The fact that you can analyze data more easily and effectively with Python Pandas instead of Excel! Learn the basic functions of the Pandas library and how to use it in practice through financial data analysis.

This is a course for beginners in stock data analysis. Get started with stock data analysis using Python!