1. **Decentralization**: Digital currencies are not controlled by any government or financial institution, giving users more freedom and autonomy.
2. **Security**: Transactions are secured through cryptography and recorded on a public ledger, making them transparent and tamper-proof.
3. **Speed**: Transactions are processed quickly, often in real-time, regardless of the sender's and recipient's locations.
4. **Low Fees**: Transaction fees are often lower compared to traditional payment systems.

Risks and Challenges