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  3. /Flash Loan Attack
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defi

Flash Loan Attack

An exploit that uses flash loans to borrow massive amounts without collateral, manipulate markets or protocol mechanics within a single transaction, profit from the manipulation, repay the loan, and keep the profit.

Definition

An exploit that uses flash loans to borrow massive amounts without collateral, manipulate markets or protocol mechanics within a single transaction, profit from the manipulation, repay the loan, and keep the profit. All of this happens atomically, meaning it either all succeeds or all reverts.

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BlogWhat Is a Flash Loan Attack in Crypto?

Related Terms

Flash Loan

An uncollateralized loan that must be borrowed and repaid within a single blockchain transaction.

Oracle Manipulation

An attack where a hacker manipulates the price data that oracles feed to smart contracts.

Reentrancy Attack

A smart contract vulnerability where an attacker calls back into the vulnerable contract before the first function call finishes, draining funds repeatedly.

1inch

A DEX aggregator that splits trades across multiple decentralized exchanges to find the best overall price.

Aave

One of the biggest lending and borrowing protocols in DeFi.

Across Protocol

A cross-chain bridge that uses an optimistic verification system and a network of relayers to move tokens between chains quickly.

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