# What is a third layer solution (Layer 3) in blockchain?

By [Veliverrr](https://paragraph.com/@veliverrr) · 2023-04-03

---

In blockchain technology, Layer 3 (L3) is a term used to describe a third layer solution that builds on top of Layer 2 (L2) scaling solutions. Layer 3 solutions aim to further improve the scalability and functionality of blockchain networks by introducing new features and capabilities.

Layer 2 solutions, such as payment channels or state channels, help to reduce the load on the main blockchain network by processing transactions off-chain. However, these solutions still rely on the security and consensus of the main blockchain, which limits their scalability.

Layer 3 solutions aim to address these limitations by introducing new mechanisms for handling transactions, such as sharding, sidechains, or rollups. These solutions enable faster and more efficient processing of transactions by dividing the workload across multiple sub-chains or processing layers.

Overall, Layer 3 solutions offer a way to further improve the scalability and functionality of blockchain networks by introducing new mechanisms for handling transactions and data. However, the adoption and implementation of these solutions are still in their early stages, and their impact on the broader blockchain ecosystem remains to be seen.

---

*Originally published on [Veliverrr](https://paragraph.com/@veliverrr/what-is-a-third-layer-solution-layer-3-in-blockchain)*