The following paper is divided into three logical parts.

The first part named Blockchain Technology aims to describe the technology behind blockchain systems, its types and functionality, introducing concepts like private/public keys, the blockchain protocol and closes with an overview of the data structure of a blockchain (bitcoin) system.

The second part named Bitcoin, Litecoin and Bitcoin Cash Cryptocurrency Comparison presents the characteristics of Bitcoin, Litecoin and Bitcoin Cash as cryptocurrencies based on blockchain technology.

The third section, named Bitcoin, Litecoin and Bitcoin Cash Cryptocurrency Metrics illustrates a comparative analysis of Bitcoin, Litecoin and Bitcoin Cash on key metrics using data visualization tools to understand trends and patterns for each cryptocurrency.

Finally, the Conclusion captures the summary of this document provides an overview of blockchain’s potential, as well as the challenges for its application and cryptocurrency critics