The BlockSem seminar brings together academic and private researchers working on blockchain technologies. The seminar is multidisciplinary, hosting presenters from computer science, economics and finance.
One of the major challenges in the world of blockchains is that of scaling up, particularly in terms of throughput, i.e. the number of transactions per second. One way to increase throughput is to use a block validation system other than the one based on proof of work…
The Blockchain & B2B Platforms Chair at École Polytechnique, supported by Capgemini, Nomadic Labs and Caisse des Dépôts, is commited to the Blockchain for Good association, which actively contributes to a global mapping of impactful blockchain projects and will soon publish a report on the subject.
One of the main obstacles to the deployment of blockchains is the fact that the data managed on a blockchain is publicly accessible. This is unthinkable in the health or banking sectors, for example. Zero-knowledge technologies can resolve precisely this contradiction. These technologies can be implemented either by deploying a blockchain specifically designed to integrate zero-knowledge…
The event will be hosted by Leonid Kogan (MIT) and will include the following presentations: – “The Need for Fees at a DEX: How Increases…
In a recent work by Augot et al. (2017), a scheme is proposed to build an identity system on top of the Bitcoin network. However, this proposal incurs very high costs since Bitcoin transactions require heavy fees. The current work introduces modifications to their scheme to make it more cost…
