Cầu nối Horizon của Harmony bị hack, thiệt hại ước tính 100 triệu USD

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**#Horizon #hack #cryptocurrency #bridge #security**

**Horizon Bridge Hacked for \$100 Million**

The Horizon bridge, a popular cross-chain bridge connecting the Ethereum and Solana blockchains, was hacked on February 23, 2022. The hacker exploited a vulnerability in the bridge's code to steal over \$100 million worth of cryptocurrency.

The Horizon bridge allows users to transfer assets between Ethereum and Solana without having to go through a centralized exchange. The bridge is built on the Solana blockchain and uses a multi-signature mechanism to secure funds.

The hack occurred when the hacker exploited a vulnerability in the bridge's code that allowed them to create a fake withdrawal transaction. The fake transaction was then approved by the bridge's multi-signature mechanism, and the hacker was able to withdraw the funds.

The Horizon team has since disabled the bridge and is working to recover the stolen funds. The team has also offered a \$1 million reward for information leading to the arrest of the hacker.

The Horizon bridge hack is a major security incident that highlights the need for better security measures in the cryptocurrency industry. The hack also shows that even popular and well-funded projects are not immune to attack.

**What are the implications of the Horizon bridge hack?**

The Horizon bridge hack has a number of implications for the cryptocurrency industry:

* **It highlights the need for better security measures in the cryptocurrency industry.** The hack shows that even popular and well-funded projects are not immune to attack. This means that all cryptocurrency projects need to take steps to improve their security.
* **It could lead to a loss of confidence in cross-chain bridges.** The hack could lead to investors losing confidence in cross-chain bridges. This could make it more difficult for projects to build bridges between different blockchains.
* **It could increase the regulatory scrutiny of cryptocurrency projects.** The hack could lead regulators to increase their scrutiny of cryptocurrency projects. This could make it more difficult for projects to operate legally.

**What can be done to prevent future hacks?**

There are a number of things that can be done to prevent future hacks of cross-chain bridges:

* **Use strong security measures.** Cross-chain bridges should use strong security measures, such as multi-signature transactions and encryption.
* **Audit the code regularly.** Cross-chain bridges should be audited regularly to identify and fix security vulnerabilities.
* **Educate users about security risks.** Users of cross-chain bridges should be educated about the security risks involved. This will help users to protect their funds.

The Horizon bridge hack is a major security incident that has implications for the entire cryptocurrency industry. The hack highlights the need for better security measures in the cryptocurrency industry and could lead to a loss of confidence in cross-chain bridges. However, by taking steps to improve security, cross-chain bridges can help to mitigate the risks of future hacks.
 
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