Crypto Fundamentals
Course Index
29 Lessons · 3 Levels
Build a complete technical foundation in cryptocurrency — hash functions, public/private keys, Bitcoin UTXO model, Ethereum accounts, consensus, and wallets. Covers ERC-20/ERC-721 tokens, DeFi basics, Layer 1 vs Layer 2, Merkle trees, and 2 hands-on testnet exercises.
29Lessons
3Levels
2Projects
FreeAccess
Level ICryptography, Blockchain & BitcoinLessons 1–10
LESSON 01
What is Cryptocurrency?
LESSON 02
Hash Functions & Cryptography
LESSON 03
Public & Private Keys
LESSON 04
Digital Signatures & ECDSA
LESSON 05
Blockchain: Block Structure & Chain
LESSON 06
Distributed Ledger & P2P Networks
LESSON 07
Consensus: PoW vs PoS
LESSON 08
Bitcoin: How It Works
LESSON 09
Transactions & the UTXO Model
LESSON 10
Ethereum & the Account Model
Level IIWallets, Tokens, DeFi & EcosystemLessons 11–22
LESSON 11
Crypto Wallets: Hot, Cold & Hard
LESSON 12
MetaMask: Setup & Usage
LESSON 13
Addresses, Mnemonics & Seed Phrases
LESSON 14
Gas, Fees & Transactions
LESSON 15
Tokens: ERC-20, ERC-721 & More
LESSON 16
Stablecoins: USDT, USDC & DAI
LESSON 17
DeFi, NFTs & Web3 Overview
LESSON 18
Exchanges: CEX vs DEX
LESSON 19
Mining & Staking
LESSON 20
Forks: Hard & Soft
LESSON 21
Merkle Trees & Block Headers
LESSON 22
Layer 1 vs Layer 2 Networks
Level IIIAdvanced Concepts & Hands-OnLessons 23–29