Enhancing Bitcoin Security and Performance with Strong Consistency via Collective Signing · HackerPapers discussions

Enhancing Bitcoin Security and Performance with Strong Consistency via Collective Signing — mentioned by bascule

Mon, 14 Aug 2017 15:50:41 GMT

Though many new "blockchain" systems do achieve BFT (perhaps most notably Tendermint, which seems to be passing aphyr's Jepsen tests with flying colors), it's important to keep in mind Bitcoin falls short of achieving it: https://eprint.iacr.org/2014/765.pdf "Regarding BA, we observe that Nakamoto’s suggestion falls short of solving it, and present a simple alternative which works assuming that the adversary’s hashing power is bounded by 1/3." One important difference between how a truly BFT system behaves versus Bitcoin is how Bitcoin handles network partitions, or rather, how it doesn't…

Paper and discussion history. A mention is not an endorsement.

Enhancing Bitcoin Security and Performance with Strong Consistency via Collective Signing — HN submission

Sat, 12 Nov 2016 12:18:57 GMT

Enhancing Bitcoin Security and Performance with Strong Consistency

2 points; 0 discussion replies on HN. Paper and source history. A submission is not an endorsement.

Enhancing Bitcoin Security and Performance with Strong Consistency via Collective Signing — HN submission

Tue, 12 Apr 2016 19:24:21 GMT

ByzCoin: Enhancing Bitcoin Security and Performance via Collective Signing

2 points; 0 discussion replies on HN. Paper and source history. A submission is not an endorsement.