Preface On June 16, 2022, Beijing time, Knownsec Blockchain Lab detected that the lending project Inverse Finance on the Ethereum chain was attacked due to the design of the oracle machine, and lost about 77BTC ($152W USD). ), Knownsec Blockchain Lab tracked and analyzed this incident for the first time.

Preface On June 5, 2022, Beijing time, Knownsec Blockchain Lab detected that the Discord community of the famous NFT project (Boring Ape) suffered a phishing attack again, resulting in the loss of about 200 ETH. . …

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Introduction Since May, although the currency price has been declining, the number of security incidents that have occurred has increased significantly. There were more than 37 security incidents, among which runaway scams and phishing incidents occurred frequently, while Terra Eco’s native algorithm stablecoin UST was seriously de-anchored due to capital hunting…

Preface On April 30, 2022, Beijing time, Knownsec Blockchain Lab detected that the bDollar project on the BSC chain was attacked by price manipulation, resulting in a loss of about $730,000. Knownsec Blockchain Lab tracked and analyzed this incident for the first time.

Preface Communication technology has made the world more connected, and each of us is affected and benefited by this connection. At the same time, this connection also produces more convenience for monitoring needs. The privacy or freedom of many people may be inadvertently affected, and this has created a need for…

Preface: What is Stablecoin? Stablecoins are cryptoassets that attempt to anchor their value to another asset, a collection of assets including reserve currencies and highly liquid government bonds. …

1. Introduction On May 16, 2022, Beijing time, Knownsec Blockchain Lab detected that the multi-chain DeFi protocol FEG was attacked by a flash loan. The attacker stole 144 ETH and 3280 BNB, and lost about 1.3 million US dollars. On May 17, the multi-chain DeFi protocol FEG was attacked again. The attackers…

Preface On May 9, 2022, Beijing time, Knownsec Blockchain Lab detected that the lending protocol Fortress Protocol on the BSC chain was attacked due to an oracle problem, which was recently detected by the laboratory. In the third oracle attack event, the losses included 1,048 ETH and 400,000 DAI, totaling about…