Ivan Vankov (gatakka)Why crypto-currencies will not deprecate central banksThis was the original promise of Bitcoin — completely decentralized monetary system with no borders, and many people are still believers…Apr 24, 20181Apr 24, 20181
Ivan Vankov (gatakka)Why more than 90% of blockchain projects fails and why this is goodIT industry is not famous of good success rates, on average more than half of the projects fail for one reason or another. But 90% is too…Apr 19, 20182Apr 19, 20182
Ivan Vankov (gatakka)inCoinmonksHow blockchain can help the fight against fake newsI know, I know— almost all posts and talks are trying to convince you that this technology is something magical that will solve all…Apr 14, 2018Apr 14, 2018
Ivan Vankov (gatakka)Critical thoughts about using public blockchain for storing hashesYou probably already know at least couple of projects that are “blockchain” based that store the actual data off-chain, in general case…Apr 10, 20182Apr 10, 20182
Ivan Vankov (gatakka)Problems with batching in Hyperledger Fabric chaincodeIn previous post I described different techniques for key collision prevention, and it looks like batching is the best option. It have the…Mar 27, 20183Mar 27, 20183
Ivan Vankov (gatakka)How to prevent key collisions in Hyperledger Fabric chaincodeRecently I have a talk about Hyperledger Fabric (HF) at IBM Think 2018 conference and one of the most asked question in later discussions…Mar 25, 20185Mar 25, 20185