Crypto Basics

What is Cryptocurrency?

Cryptocurrency is a digital asset based on blockchain technology, not controlled by any government or bank.

Traditional Currency:
USD/CNY → Government credit → Bank accounting → You hold

Cryptocurrency:
BTC/ETH/USDT → Code is law → Blockchain accounting → You hold (via private key)

Major Cryptocurrencies

🟠 Bitcoin (BTC) - Digital Gold

Founder: Satoshi Nakamoto (anonymous)
Launch: 2009
Total Supply: 21 million (fixed)
Position: Digital gold, value storage

🔷 Ethereum (ETH) - Digital Oil

Founder: Vitalik Buterin
Launch: 2015
Total Supply: No cap (has burn mechanism)
Position: Smart contract platform

📝 Stablecoins (USDT/USDC)

Feature: Pegged to USD
1 USDT ≈ 1 USD
Purpose: Value storage, payment medium

How to Get Cryptocurrency?

Method 1: Buy from Exchange

1. Register on exchange (Binance, OKX, etc.)
2. Complete KYC verification
3. Deposit fiat (CNY/USD)
4. Buy cryptocurrency
5. Withdraw to wallet

Method 2: Accept Crypto Payment

• Sell products/services
• Provide professional services
• Content creation tips

Method 3: Earn via DeFi

• Liquidity mining
• Staking
• PulsePay Revenue Share

Wallet Basics

🔑 Private Key vs Public Key vs Address

Private Key
   ↓ Encryption
Public Key
   ↓ Hash
Address = Your bank account

Important:

• Private Key = Bank password (keep secret!)
• Public Key = Bank account number (can share)
• Address = Receiving account (can share)

Security Tips

✅ Security checklist:

1. Never tell anyone your private key/seed phrase
2. Don't click suspicious links
3. Verify address before transferring
4. Use hardware wallet for large amounts
5. Enable two-factor authentication
6. Don't chase high returns (Ponzi warning)

💡 Recommended

PulsePay Digital Wallet - Supports USDT/BNB, simple interface for beginners.

Next Steps

• First DApp - Hands-on practice
• PulsePay - Explore PulsePay