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Blockchain Fundamentals

Layer 1

Also: L1, Base Layer

The base blockchain itself, such as Bitcoin, Ethereum, or Solana, where transactions are ultimately settled. Scaling solutions built on top are called Layer 2s.

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General education, not investment, legal or tax advice. Markets and regulation change quickly: where a definition depends on current law or on a recent event, check the latest coverage before relying on it.

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