It’s time for another monthly security inventory again! Beosin-Eagle Eye opinion monitoring shows that in August 2021, various security incidents are still frequent. According to Beosin’s statistics, more than 41 typical security incidents occurred in August.

This month’s security incidents continue to focus on exchanges, DeFi, crypto scams and other…


From the skyrocketing price of crypto artwork NFT, to the digital cards of football players NFT and celebrity NFT, then to endless variety of meta-universe game character NFT, we will always see the keyword NFT from major media information platforms.

Currently NFT is still running wild, and fans are keen…


On August 17th, the public opinion monitoring platform “Beosin-Eagle Eye” of Boesin showed that the DeFi protocol XSURGE on the BSC chain was attacked by lightning loans. The attacker made profit of more than 13111 BNB by exploiting the contract reentry vulnerabilities. …


Beosin has completed the analysis of the fix code of PolyNetwork Smart Contracts attacked on August 10(link to fix code: https://github.com/polynetwork/eth-contracts/pull/12/files). This code can repair contract-level vulnerabilities by adding a whitelist of contracts and function names.

The specific repair is as follows.

1 At EthCrossChainManager contract deployment, three white lists…


The Beosin Security Audit Team received a security audit service request of the Crust Network public chain from the Decentralized Cloud Foundation on July 12, 2021. The audit cycle starts from July 12 and ends on August 13. …


Beosin has found the source of the attack on Poly Network after an in-depth analysis. The cross-chain transaction corresponding to this transaction was sent from the transaction starting with f771ba on the native chain, and located to the attacker’s address starting with AM2W2L on the native chain. After the attacker…


On the evening of August 10, the public opinion monitoring of ChainBuilder — Blockchain Security Situational Awareness Platform (Beosin-Eagle Eye) showed that the cross-chain protocol Poly Network was attacked and nearly US$600 million in funds were stolen from three chains, Ethereum, BinanceChain and Polygon.

Poly Network was once considered to…


It’s time for another monthly security roundup! Beosin-Eagle Eye opinion monitoring shows that in July 2021, various security incidents still occurred from time to time. Chengdu Chain Security Technology statistics in July occurred more typical security incidents over 36.

This month’s security incidents are still focused on two areas, DeFi…


According to the monitoring data for security incidents of Beosin-Eagle Eye: In May 2021, according to incomplete statistics, there were over 32 typical security incidents in the entire Blockchain ecosystem, and the overall security risk rating was HIGH. …


According to the monitoring data for security incidents of Beosin-Eagle Eye: In April 2021, according to incomplete statistics, there were over 19 typical security incidents in the entire Blockchain ecosystem, and the overall security risk rating was LOW. Despite the security risk rating was low in April, typical security incidents…

Beosin (Chengdu LianAn Tech)

Blockchian Security · IDE · Beosin-VaaS · Formal Verification · SAS | China leading enterprise in blockchain security field

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store