> For the complete documentation index, see [llms.txt](https://coreplex.gitbook.io/whitepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://coreplex.gitbook.io/whitepaper/introduction.md).

# Introduction

Blockchain technology has come a long way in recent years, but there are still some obstacles that need to be overcome to achieve mass adoption. One of the main obstacles is scalability. Layer 1 blockchains such as Bitcoin and Ethereum have limited throughput, which means they cannot process a large number of transactions quickly and efficiently.

Coreplex as a Solution:

Coreplex comes as an innovative scalability solution for blockchain. Coreplex is a layer 2 blockchain built on Binance Smart Chain (BSC) and uses a unique Proof of Authority (PoAi) consensus mechanism.