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Last update: April 11, 2022

Consensus protocols

Besu supports the following consensus protocols:

See a comparison of the proof of authority consensus protocols.

The config property in the genesis file specifies the consensus protocol for a chain.

Example

{
  "config": {
   ...
    "ethash": {
     ...
   }
  },
  ...
}
{
  "config": {
   ...
    "clique": {
     ...
   }
  },
  ...
}
{
  "config": {
   ...
    "ibft2": {
     ...
   }
  },
  ...
}
{
  "config": {
   ...
    "qbft": {
     ...
   }
  },
  ...
}
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