# Flash Loan

What is a Flashloan?[According to AAVE](https://docs.aave.com/faq/flash-loans):

> Flash Loans allow you to borrow any available amount of assets without putting up any collateral, as long as the liquidity is returned to the protocol within one block transaction.

[Coindesk](https://www.coindesk.com/learn/2021/02/17/what-is-a-flash-loan/) suggests that transactions can use flashloans for arbitrage, collateral swaps, and lower transaction fees. Of course, it also has been exploited to[ launch hacking](https://www.theverge.com/2022/7/7/23199148/web3-lost-2-billion-hacks-flash-loan-certik-cryptocurrency).[EigenPhi's Flashloan module](https://eigenphi.io/ethereum/flashloan) examines the ongoing flashloans and connects them with the following action to expose the hidden risk.The **Summary** section displays the rundown of the selected period.The picture below shows 531 flash loans that happened in 7 days, almost reaching $48.4M, generating fees for these loans of about $13.6K, and 34 flashloan borrowers used 20 types of assets.

<figure><img src="https://eigenphi.feishu.cn/space/api/box/stream/download/asynccode/?code=ZWNhZmMzZDdkZWI2OTQwMmIwYzBjN2U3MmY3Njc2NDJfckgxYUlkMHpNUEJhc1dJSk51OFlvYTZJN1VhSVZJWFVfVG9rZW46Ym94Y25MQmY4b1pBdVF0MmdmWDNPZmdYbVZlXzE2NzQwMTk1MzI6MTY3NDAyMzEzMl9WNA" alt=""><figcaption></figcaption></figure>

The **Trend** figure exhibits the daily flashloan amount and counts.

<figure><img src="https://eigenphi.feishu.cn/space/api/box/stream/download/asynccode/?code=NGRiMjZlYmUyNjQ5YzQzODdkN2E1Yjk5NTk4NDAxM2JfNmZnQjhHelNKbzdWS3gwUkVpc1l4Nmp5VTEyU2dONDlfVG9rZW46Ym94Y250T2hHckt0TUJMcGlUT2huQ1dMaUxoXzE2NzQwMTk1MzI6MTY3NDAyMzEzMl9WNA" alt=""><figcaption></figcaption></figure>

**Top Flashloan** lists the top 10 flashloans by the amount in the selected period. You can click the borrower address to view its details. The Asset column will take you to the token profile page.In addition to the basic information, EigenPhi also identified the purpose of these flashloans.

<figure><img src="https://eigenphi.feishu.cn/space/api/box/stream/download/asynccode/?code=YjEzMjE0MDNiNzhlNmQwYmVmZjM1OTcxOTVmNDU5NzZfaW5UWEh2dWhCWXJNaHlnVTAyWlJmajlBZWlTZjRQNmZfVG9rZW46Ym94Y24ybzIyTUNpOG1PRnVFak5wNjY0aEpoXzE2NzQwMTk1MzI6MTY3NDAyMzEzMl9WNA" alt=""><figcaption></figcaption></figure>

**Protocols** displays flashloan summary data sorted by protocols.

<figure><img src="https://eigenphi.feishu.cn/space/api/box/stream/download/asynccode/?code=MWE3MzZlOWE3MDc4MjFiOWJkOGE3ZmVhNDdjZDVmNDlfTEdVckpITXNabHRPYm5EQWJVSTFwMXp2NGI0VlZNQ0NfVG9rZW46Ym94Y25LS2p4ZnNHTHZEZXZXSFlnQmE3UkdiXzE2NzQwMTk1MzI6MTY3NDAyMzEzMl9WNA" alt=""><figcaption></figcaption></figure>


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