Hello, everyone! The hot summer has passed without our noticing. At the dawn of the golden autumn, all the work of Chengdu LianAn Technology has been accomplished. The following are the highlights of the work:
Important News
On August 6th, DALICHAIN signed a strategic cooperation agreement with Chengdu LianAn Technology. Both sides will carry out in-depth collaboration in the fields of blockchain security, auditing, development of smart contract, the study of secure virtual machine, etc.
On August 8th, digital assets trading platform CoinMex built deeper strategic collaboration with Chengdu LianAn Technology. To ensure the security of its smart contracts and underlying chain. Chengdu LianAn Technology will provide services such as development of smart contract, auditing and security verification for the blockchain project on CoinMex. CoinMex and Chengdu LianAn Technology are committed to building a digital assets trading platform which is safe and reliable for investors.
On August 8th, bixiaobai, a blockchain big data platform, built in-depth strategic collaboration with Chengdu LianAn Technology in many aspects including technology, security, media and big data. Both sides agree that, bixiaobai designated Chengdu LianAn Technology as a strategic cooperation partner to provide services such as development of smart contract, auditing and security verification, and Chengdu LianAn Technology designated bixiaobai as its strategic collaboration partner of media services. Meanwhile, the two parties will share the big data of project information. The cooperation between bixiaobai and LianAn Technology will join hands to explore blockchain security and big data and build open and win-win industrial ecosystem.
On August 9th, JBEX built further strategic cooperation with Chengdu LianAn Technology. To ensure the security of JBEX exchange, Chengdu LianAn Technology will provide deep-level security audit service for project initiator’s smart contract launched on JBEX. Both sides will together build a safe and reliable digital assets trading platform for investors.
Vulnerability Analysis
According to Chengdu LianAn Technology, the smart contract of MyCryptoChamp has random algorithm vulnerability which will impact the fairness of the game.
The article has been posted, please refer to the link below:
Last week,our phase III of LianAn Technology Smart Contract Vulnerability Analysis Series Chinese version was out. English version will soon be on out, please stay tuned.
As for suggestions given by Chengdu LianAn Technology, we provide as follows:
Due to the fact that a smart contract which has algorithm vulnerability will influence the fairness of games, Chengdu LianAn Technology warns all the project initiators that it is crucial to conduct auditing before uploading smart contracts and project initiators can prevent potential risks with the help of professional third-party auditing teams when necessary.
This week’s Vulnerability Analysis is about call function and delegatecall function, which will soon be meeting you guys on Medium as well.
In short, Chengdu LianAn Technology hereby reminds people that they should pay attention to the followings:
1. Be prudent to use external functions ,think carefully about the potential invoking risks, and add relevant functions and rules when invoking across contracts.
2. Must consider the possible situations in which permission is exploited when setting internal access and think over it in the aspects of logic and function correctness.
3.The security rules of smart contract will be improved during competitions between security teams and hackers. We are supposed to prepare for a protracted war.
Community News
From August 9th to 12th, to give benefits to those people who follow LianAn, Chengdu LianAn Technology organized a three-day online award-winning quiz activity. You can follow our Wechat official account to take part in this activity.
Get credits and exchange tokens! Eventually, Chengdu LianAn Technology, the blockchain security pioneer gives benefits to fans!
Since the establishment of Chengdu LianAn Technology vulnerability intelligence station, we have already updated 18 issue. This week, we issued getToken function vulnerability, smart contract random number algorithm vulnerability and Asset multiplication overflow vulnerability. Welcome to read these articles and follow us. Lastly, we remind you that Xia Yang, the CEO of Chengdu LianAn Technology, will deliver a speech in our company and answer questions about the security of smart contract.
About LianAn Technology
Chengdu LianAn Technology Co. Ltd. is headquartered in Chengdu and focusing on blockchain security field. Founded by Prof. Xia Yang and Prof. Wensheng Guo of UESTC, LianAn Tech’s core team members consist of more than 30 associate professors, postdoctoral students, doctors and masters with experience of studying at overseas leading universities and laboratories (CSDS, Yale, and UCLA) as well as indutry elite from Alibaba Huawei, and other famous enterprises. Using formal verification as its core technology, this team has been providing years of services for security critical systems in aerospace, military and other fields. Chengdu LianAn Technology Co. Ltd. is the one and only company in China that applies this technology to blockchain security field.
Being the only blockchain security company that obtained strategic investment from Fenbushi capital, LianAn Technology has signed strategic cooperation agreements with well-known corporations such as Huobi, OKEX, KuCoin, LBank, CoinMex, Becent, ONT, Scry, CareerOn, IoTeX, DALICHAIN, Bplus, Bytom, Bubi Blockchain, and YUNPHANT. In addition, it has made cooperative agreement with France Inria, the top formal verification team in the world. LianAn Tech was listed on the “2018 China Blockchain Industry White Paper” issued by the Ministry of Industry and Information Technology, and it has also been selected for the smart contract security audit recommendation List.
Let’s connect
E-mail：vaas@lianantech.com
Official website：https://www.lianantech.com
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Telegram Chinese Group：https://t.me/joinchat/IRgNDA4iCF0Rs92sg5qoVg
Telegram English group： https://t.me/joinchat/IRgNDBBpCon-695ATmbA4w
