#اكتب_واربح_بينانس $**Cryptocurrencies**

### **What are they?**

Virtual currencies that use **blockchain** technology (a secure and decentralized digital ledger). The most famous are: **Bitcoin (BTC)** and **Ethereum (ETH)**.

### **Features:**

- **Decentralization**: Not subject to governments or banks.

- **Transparency**: Transactions are publicly recorded on the blockchain.

- **High Security**: Encryption makes forgery difficult.

- **Fast and Cheap Transfers**: Especially across borders.

### **Risks:**

- **Price Volatility**: Sharp fluctuations in value.

- **Security Risks**: Hacking of wallets or exchanges.

- **Lack of Regulation**: May be subject to bans or restrictions.

### **Most Popular Currencies:**

1. **Bitcoin (BTC)**: The first and most famous digital currency (store of value).

2. **Ethereum (ETH)**: Supports smart contracts and decentralized applications.

3. **Stablecoins (like USDT)**: Pegged to a stable value (like the dollar).

### **How are they used?**

- Investment (trading, buying, and selling).

- International money transfers.

- Purchasing goods/services (in some stores).

### **Conclusion:**

Cryptocurrencies are a financial revolution but come with risks. **Study well before investing!** 🚀