Результатов: 33

Web3 Foundation Awards Grant to Swisscom Blockchain To Secure Polkadot PoS Network

Swisscom Blockchain, the blockchain tech arm of Swiss telco giant, Swisscom, received a grant from Web 3 Foundation to build guard operators for Polkadot’s and Kusama’s nodes and validators. In a blog post released on Wednesday, Swisscom Blockchain’s Kubernetes Operator will enhance the robustness of both chains making them, “less prone to attacks on network […] The post Web3 Foundation Awards Grant to Swisscom Blockchain To Secure Polkadot PoS Network first appeared on BitcoinExchangeGuide. дальше »

2020-9-12 18:56


Sidechains vs Plasma vs Sharding

Special thanks to Jinglan Wang for review and feedback One question that often comes up is: how exactly is sharding different from sidechains or Plasma? All three architectures seem to involve a hub-and-spoke architecture with a central “main chain” that serves as the consensus backbone of the system, and a set of “child” chains containing actual user-level transactions. дальше »

2019-6-14 04:03


Фото:

EU demands new standards for blockchain interoperability

As the blockchain sector evolves, it’s important for policy makers and industry to co-create standards to make multi-layered, interoperable chains a reality. That’s one of the recommendations made by The EU Blockchain Observatory & Forum – a European Commission initiative tasked with accelerating blockchain innovation and development – in its latest report, which identifies scalability interoperability, and sustainability as the main challenges facing the industry. дальше »

2019-3-12 20:00


Фото:

Walmart to Suppliers: Start Using Blockchain to Track Lettuce

Retail grocery giants Walmart and Sam’s Club are asking lettuce suppliers to put data about the vegetable’s supply chain on blockchain within the next year. In the wake of disease outbreaks that have amplified consumer concerns about food safety, executives at Walmart and Sam’s Club have made the decision to fight back against food contamination with blockchain. дальше »

2018-9-25 07:00


A Guide to 99% Fault Tolerant Consensus

Special thanks to Emin Gun Sirer for review We’ve heard for a long time that it’s possible to achieve consensus with 50% fault tolerance in a synchronous network where messages broadcasted by any honest node are guaranteed to be received by all other honest nodes within some known time period (if an attacker has more than 50%, they can perform a “51% attack”, and there’s an analogue of this for any algorithm of this type). дальше »

2018-8-9 04:03