# CHANGE LOG

#### v0.3x.x ~ v0.4x.x

- Add beacon(ETH2) based supports

#### v0.20.x

- Support double addresses
  - A local address
  - An optional external address

#### v0.13.x

- Mark all ENVs as `protected` by default
  - `Destroy` / `DestroyAll` / `KickNode` is not allowed for a `protected` ENV
  - `Unprotect` operation is designed to remove the `protected` mark

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