Blockchain 101

This course is designed to introduce blockchain technology from the ground up, covering both conceptual and technical fundamentals. Participants will gain a clear understanding of how blockchain works, why it is considered trustworthy, and which real-world problems it aims to solve. Core topics such as cryptography, consensus mechanisms, smart contracts, and blockchain security are explained in a clear and structured way, building a solid foundation for further learning.

Clear understanding of what blockchain is and why it is a transformative technology

Differences between centralized and decentralized systems

Core concepts such as blocks, chains, nodes, and transactions

Fundamental cryptographic principles including hash functions and digital signatures

How consensus mechanisms like Proof of Work and Proof of Stake operate

Introduction to smart contracts and their real-world applications

Awareness of common blockchain security risks and attack vectors

Connecting theoretical concepts with real-world blockchain use cases

Prerequisites

No prior knowledge required! Just enthusiasm and excitement to learn.

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What is Blockchain?

MEDIUM

Blockchain 101

What is Blockchain?

What is Blockchain?

Why did blockchain emerge?

Traditional Systems vs. Blockchain

Centralized, Semi-Centralized and Decentralized Structures

Blockchain Basic Concepts

Distributed Ledger Technology (DLT)

Block and Chain Structure

Node Concept

Peer-to-Peer (P2P)

Trustless Systems

Cryptography Fundamentals

Understanding Hash Functions in Blockchain

Asymmetric Cryptography in Blockchain

Public Key & Private Key Fundamentals

Digital Signatures

Merkle Tree Structure

How Blockchain Works

Understanding Blockchain Transaction Structure

Learning scheduler

Certificate

Career