• Cost-effective Data Upkeep in Decentralized Storage Systems 

      Nygaard, Racin Wilhelm; Meling, Hein; Olsen, John Ingve (Conference object; Journal article, 2023)
      Decentralized storage systems split files into chunks and distribute the chunks across a network of peers. Each peer may only store a few chunks per file. To later reconstruct a file, all its chunks must be downloaded. ...
    • An Extensible Framework for Implementing and Validating Byzantine Fault-tolerant Protocols 

      Gogada, Hanish; Jehl, Leander; Meling, Hein; Olsen, John Ingve (Chapter, 2023-06)
      HotStuff is a Byzantine fault-tolerant state machine replication protocol that incurs linear communication costs to achieve consensus. This linear scalability promoted the protocol to be adopted as the consensus mechanism ...