## Cryptocurrency Security: Understanding Protection Systems
Data protection is fundamental in the cryptocurrency universe, and to understand it, one must grasp the two pillars of modern cryptography: symmetric and asymmetric systems. While many believe that Bitcoin and other digital currencies use exclusively asymmetric cryptography, the reality is more nuanced and involves different protection techniques working together.
### How the two protection systems work
The main division of cryptography focuses on two fundamentally different approaches. In the symmetric system, a single key is shared

## DAOs: Why Blockchain Is Changing the Way Organizations Operate
### Starting with the problem: Common issues in traditional organizations
Have you ever wondered why companies need a CEO? Why investors need to trust fund managers? Behind these questions lies an ancient problem in economics—the **principal-agent problem**.
Simply put, when you delegate decision-making power to someone else, they might prioritize their own interests over yours. Investors cannot fully supervise every action of fund managers, and voters cannot constantly verify whether their representatives are truly working for