# What is Starknet?

By [fairish](https://paragraph.com/@fairish) · 2023-09-13

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Starknet is a permissionless decentralized ZK-Rollup operating as an L2 network over Ethereum. StarkNet solves the blockchain scalability problem by enabling significantly higher network throughput, thus also lower cost per transaction while leveraging Ethereum's security.

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*Originally published on [fairish](https://paragraph.com/@fairish/what-is-starknet-2)*