Articles of Smart Contract

What challenges does the blockchain face in the real economy? Academic experts think so

Original: Economic Observation Network Reporter Huang Lei Judging from the current cases of companies, blockchain technology companies serve more in the financial and e-government fields, focusing on financial technology innovation and regulatory technology innovation. The number of landed projects is small and the proportion is low. However, the market generally believes that in the long […]

Japanese financial giant SBI considers using XRP to pay shareholder dividends and further strengthens partnership with Ripple

Japanese financial services giant SBI Holdings is considering paying shareholder dividends in the form of XRP tokens in the same way as its subsidiary, MorningStar. Image source: Pixabay Cointelegraph Japan reported on December 5 that after MorningStar began offering XRP shareholder dividends to its shareholders earlier this year, SBI CEO Yoshitaka Kitao revealed that the […]

Smart Contract Series 1: The Cornerstone of the Digital Society-Smart Contracts

Author: University of Aeronautics and Astronautics Laboratory Distributed Innovation Institute Yunnan, Beijing and Beijing University of Aeronautics and Astronautics Professor Hu Kai Many people in the industry often don't know the smart contract. Some people think it is the original content of the blockchain, some think it is used for issuing coins, and some think […]

Technical Guide | Understanding Zk-stark for Zero Knowledge Proof Algorithms

Concept: zk-stark vs zk-snark When it comes to the ZKP algorithm, everyone may have heard of some, such as zk-snark, zk-stark, bulletproof, aztec, plonk, and so on. Today, let's talk to everyone about the similarities and differences between the "surface brothers", zk-stark and zk-snark algorithms. Why not start with the name? After all, both Yazi […]

Popular science | Worry about privacy protection? Encrypted data warehouse shows its strength (core use cases and requirements analysis)

This article is derived from the second part of the paper " Encrypted Data Vaults " presented by the Rebooting Web of Trust at the RWOT IX — Prague, 2019 conference. Following the previous section that introduced the current method and architecture of encrypted data warehouses, derived requirements, design goals, and risks that developers should […]

Understanding Zk-stark of Zero Knowledge Proof Algorithm-Arithmetization

Foreword The first article in this series ( ), compared with Zk-snark, gave a general introduction from the concept and algorithm flow. It is recommended to read the contents of the first article before reading this article. In this article, let us embark on a journey of exploring the mysteries of the Zk-stark algorithm […]

Smart Contract Entry Series | Important Links in Smart Contract Engineering: Formal Verification Methods

Distributed Laboratory of Beihang University, Yunnan Institute of Innovation, Beijing University of Aeronautics and Astronautics Formal Verification is an important part of smart contract engineering. It can become a technology for deterministic verification of contracts. Formal language can be used to convert concepts, judgments, and inferences in contracts into smart contract models, which can be […]

Make wedding dresses for others? Cryptocurrency mining virus may be secretly letting your computer help others mine

Source: changelly Compilation: First Class (   According to Kaspersky Lab data, the number of computers and mobile devices invaded by the mining virus (CryptoVirus) increased by 44.5% last year. Hackers no longer rely on encrypted viruses to blackmail money—they just implant a virus on your computer to hide it. This encryption virus is a […]

The last decade of blockchain: Looking back at 2010 to 2020

Source | ConsenSys Edit | Summer On January 3, 2009, against the backdrop of the global financial crisis exacerbating the global economic inequality gap, a mysterious person named Satoshi Nakamoto launched a type of operation that he called "Proof-of-Work chain "(Bitcoin) virtual currency on the proof-of-work chain. In Bitcoin's "Genesis Block", Satoshi Nakamoto permanently embedded […]

Microsoft blockchain cloud platform Azure launches non-homogeneous tokens to reward active community participants

According to Cointelegraph reported on December 5, Azure, the Microsoft blockchain cloud platform, announced the launch of "Azure Heroes" non-fungible tokens (NFT) to reward the developer community. (Source: Pixabay ) This token is a cartoonized badger (shaped like a badge badge) designed to subsidize positive actions in the Azure community. On December 4, Microsoft announced […]