# Fundamentals

- [Introduction](/v1.0.0/fundamentals/introduction.md)
- [Architecture](/v1.0.0/fundamentals/architecture.md)
- [Aggregation Mechanism](/v1.0.0/fundamentals/aggregation-mechanism.md)
- [Node & data provider communication](/v1.0.0/fundamentals/node-and-data-provider-communication.md): How nodes and data providers connect and communicate securely with each other.
- [Installing KlayOracle](/v1.0.0/fundamentals/installing-klayoracle.md)