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Difference between revisions of "Rollup"
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A rollup is a mechanism that allows transactions to be executed outside layer 1 and then the data is posted to layer 1 where consensus is reached. As transaction data is included in layer 1 blocks, this allows rollups to be secured by native Ethereum security. | A rollup is a mechanism that allows transactions to be executed outside [[layer 1]] and then the data is posted to layer 1 where consensus is reached. As transaction data is included in layer 1 blocks, this allows rollups to be secured by native [[Ethereum]] security. | ||
Rollups achieve this goal by writing all transactions into L1 Ethereum as calldata, and then writing a hash of the transaction result (the state of their blockchain after the transaction). | Rollups achieve this goal by writing all transactions into L1 Ethereum as calldata, and then writing a hash of the transaction result (the state of their [[blockchain]] after the transaction). | ||
There are two types of rollups with different security models: | There are two types of rollups with different security models: | ||