code: func (a *LocalKeyAgent) DeleteKeys() error {
  	// Remove keys from the filesystem.
  	err := a.keyStore.DeleteKeys()
  	if err != nil {
  		return trace.Wrap(err)
  	}
  
  	// Remove all keys from the Teleport and system agents.
  	err = a.UnloadKeys()
  	if err != nil {
  		return trace.Wrap(err)
  	}
  
  	return nil
  }
docs: // DeleteKeys removes all keys from the keystore as well as unloads keys
  // from the agent.