BS021 – Proof of stake

Proof of stake Varianten https://en.wikipedia.org/wiki/Proof-of-stake Security-deposit based security and authentication https://blog.ethereum.org/2015/08/01/introducing-casper-friendly-ghost/ Casper resources https://souptacular.gitbooks.io/ethereum-tutorials-and-tips-by-hudson/content/proof-of-stake_resources.html On Stake SHA256(prevhash + address + timestamp) “users may be unwilling to sign anything if there are two alternatives of a block at a given height” https://blog.ethereum.org/2014/11/25/proof-stake-learned-love-weak-subjectivity/ Casper, “the friendly GHOST” https://blog.ethereum.org/2015/08/01/introducing-casper-friendly-ghost/ Nothing at stake attack Long-Range Attack Byzantine fault tolerance https://en.wikipedia.org/wiki/Byzantine_fault_tolerance Bitcoins Untergang Statoshi.info http://statoshi.info/dashboard/db/transactions BitcoinJ 0.14 kommt demnächst (mit bessere Fee-Berechnung) Andreas Antonopoulous beim Blockchain Meetup Berlin http://www.meetup.com/Blockchain-Meetup-Berlin/events/229025415/ https://www.youtube.com/watch?v=d0hxWC7sP2k http://bitcoinclock.com/ Bitstamp & Deutsche Bank Mycelium Local-Trader