Tomochain

TomoChain is conceived to be public chains that support instant confirmation, near-zero transaction fee, and smart contracts via a system of 150 Masternodes which will be an ideal solution for decentralized apps, token issuances and token integrations for small and big businesses alike. They own a rich set of supporting products including TOMO WALLET, TOMO MASTER and TOMO SCAN.

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Qbao Network

QbaoNetwork, a smart crypto-wallet, trying to build the blockchain ecologic platform and to create the entrance to blockchain world. Integrating multi-function with cross-chain Cryptocurrency Wallet, Payment & Settlement, Token Exchange, Social Network, News & Quotes, and DAPP Store, QbaoNetwork serves global digital currency users, by providing users with cross-chain, decentralized, secured and easy-to-use digital asset platforms.

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Lambda

Lambda is a provider of a blockchain data storage platform designed to disrupt blockchain-based storage services. The company’s platform provides decentralized applications (DAPPs) data storage capabilities with unlimited scalability and fulfils services such as multi-chain data co-storage, cross-chain data management and data privacy protection, enabling users to get unlimited storage.

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Feelium

Feelium is a decentralized platform for smart contracts and escrow services that will safeguard buyers and sellers cross-border. With this platform, international trade of products and services will be decentralized, simple, secure, fast and cost effective. They designed their own app Feelium Wallet.

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Qtum

Qtum is a blockchain-based company with a technology combining bitcoin core, an Account Abstraction Layer allowing for multiple virtual machines, including the Ethereum Virtual Machine (EVM), and a Proof-of-stake Consensus protocol. Not only is it a business-friendly smart contract platform, but it is also a credible decentralized application platform and provides customized solutions for enterprise clients.

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公司應用區塊鏈前,必須做的三步曲!

作為近幾年新興的技術,區塊鏈的商業應用成為了趨勢。不少企業對區塊鏈趨之若鶩,望能讓生意升級轉型、與時並進。可是區塊鏈技術始終並非人人熟知,若企業在還未清楚自己的生意是否適合使用區塊鏈之前,就開始開發項目,結果可能會浪費了寶貴的時間和資源。 為了令大家可以走少一點冤枉路,這篇文章會詳細講解建構區塊鏈應用需要考慮的要素,以及如何有效地驗證、及執行項目開發。 1. 了解區塊鏈的基本特性 …

公司應用區塊鏈前,必須做的三步曲! Read More

智能合約+應用程式 拾捌堂教你什麼叫Dapp!

Dapp是什麼?這是近來有留意區塊鏈(Blockchain)和以太坊(Ethereum)發展的讀者的熱話。DApp 的全稱是 Decentralized Application(分散式應用程式),一般以以太坊為基礎,與Blockchain技術掛鉤,Dapp不受任何停機時間、審查或第三方機構的干擾(without …

智能合約+應用程式 拾捌堂教你什麼叫Dapp! Read More

Filecoin護法!PoSt和PoSpace助驗證時空

上文我們為大家解構Filecoin的其中一個重要驗證機制複製證明PoRep(Proof-of-Replication),今次,拾捌堂就為大家介紹Filecoin的另一殺著—時空證明PoSt(Proofs-of-Spacetime)。 如果說PoRep是一個憑證,證明資料提供者的數據已經被複製存儲到資料提供者唯一的專用物理儲存設備上,該唯一存儲設備很大機會就是硬碟儲存空間;那麼PoSt就是一個時空證明,檢查存儲提供者是否在某一段時間真的在存儲數據的一個憑證。 PoSt提出了證明鏈(proof chain)證明鏈數據結構,證明鏈把一些提問(challenge)和證明鏈接起來形成。在證明鏈的基礎上添加上時間段,因此證明鏈就得到特定時段內,存儲提供者存儲數據的證明。若最後PoSt完成驗證並證明PoRep所提供的時間證明成立,該PoSt便會被提交到證明鏈上,產生新的區塊(Block)。 …

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