• DeFi

    After the black swan, the DeFi data mutation!

    On February 6, 2020, the total value of ETH and ERC-20 tokens locked in Ethereum’s DeFi ecosystem exceeded US $1 billion. After a series of high-level “smash” incidents, a series of “black swan” events coincide. bZx attack event In mid February 2020, two arbitrage “attacks” occurred in bZx protocol. After the event data statistics show …

    July 5, 2020
  • Gas

    Easy to read Gas,GasLimit,GasPrice on Ethereum

    What is Gas? Gas exists in the EVM of Ethereum, and is the unit of measurement for calculating workload. As the fuel of Ethereum network, it provides power for the development and operation of Ethereum network ecology. Just as gasoline plays a role in automobiles, Gas is essential for Ethereum users and developers. On the …

    July 4, 2020
  • mining

    Agent risk of miners

    After the birth of Bitcoin, a special industry came into being: “mining”, the node that completes nonce calculation and packs blocks is called miner. Every transaction we make on Bitcoin is recorded by these miners on the blockchain. As miners have the right to keep accounts, naturally they are very important to the special currency …

    July 2, 2020
  • introduction of NEST Oracle

    Comparative analysis of price on chain and market of Nest Oracle

    Brief introduction of NEST Oracle NEST price Oracle is a Layer 2 protocol network based on Ethereum network, which is a decentralized Oracle system. NEST Oracle defines and implements a new scheme to generate price facts on the blockchain. Based on the market game theory, the price facts of the off chain market are generated …

    July 1, 2020
  • ETH authorization

    What is “authorization” in Ethereum contract interaction?

    As for the “authorization” operation, many new Ethereum users are confused when they first operate the smart contract. I don’t understand what authorization is, let alone why authorization initiates a transaction, and the transaction itself does not carry any assets, and at the same time, it has to pay a miner’s fee. In this article, …

    June 30, 2020
  • Ethereum block

    How to determine the size of Ethereum block

    With the development of blockchain industry, the ecosystem based on the Ethereum network is becoming larger and larger. In addition to the transaction package of various assets issued based on the Ethereum network, it also needs to meet a variety of smart contract package transactions, such as the business contracts related to the DeFi protocol …

    June 28, 2020
  • Product thinking

    When we are “consuming” Bitcoin, what exactly are we consuming?

    Next, we will talk about the value and risk of consensus. The consensus cost determines the value of a public chain, not the application. The application only affects the risk of the value, which is a very subversive view. For this reason, we need to further explore: Imagine that we have a bunch of code, …

    June 26, 2020
  • Value and risk of consensus

    Value and risk of consensus

    Consensus mechanism is the most special thing of blockchain, which is different from the consensus in the real world. Based on algorithmic program, blockchain reaches an agreement on the transaction data on the chain, thus creating value. The value in our life is also based on consensus. Except for the exchange price, most of the …

    June 24, 2020