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Blockchain principles and technology that planners and programmers study together. It provides easy explanations of the detailed operating principles and basic technologies of blockchain, the background of the birth of Bitcoin, and the hash functions and encryption techniques that make up blockchain, so that both planners and programmers can lay the foundation for applying blockchain to the field.

skmns

Easy-to-understand blockchain

이론 중심

입문

초급

중급이상

Blockchain

대체 불가 토큰(Non-Fungible Token)

Background of the birth of blockchain

Basic knowledge of Bitcoin blockchain

Differences between Blockchain and Centralized Systems (1) - Concept

Differences between Blockchain and Centralized Systems (2) - Processing Methods

Blockchain Principles (1) - Hash Functions and Encryption Techniques

Blockchain Principles (2) - Block Structure

Blockchain Principles (3) - Proof of Work: Hash Puzzle and Difficulty

Blockchain Principles (4) - Decentralized Consensus and Dual-Use

Blockchain Principles (5) - Irreversibility

Blockchain Principles (6) - Hard Fork and Soft Fork

Blockchain Principles (7) - Mining and 51% Attacks

Intermediary-Free Trading - Smart Contract Concept and Ethereum Implementation

Blockchain and Security and Privacy

Ethereum vs. Bitcoin

The true utility of blockchain

Course Summary