The text discusses the vulnerabilities in DeFi protocols, particularly those relying on Automated Market Makers (AMM)-based Decentralized Exchanges (DEXs) like Curve, which use price oracles that can be manipulated by flash loans due to their single-source nature and limited market coverage. This manipulation can lead to the exploitation of smart contracts, resulting in user fund losses. The text emphasizes that although AMM-based DEXs offer liquidity, they are not suitable as reliable oracles for securing large amounts of value. Instead, it advocates for using Chainlink Price Feeds, which are designed to prevent flash loan attacks by sourcing data from multiple off-chain aggregators and utilizing a decentralized network of oracle nodes. These feeds provide accurate and manipulation-resistant pricing of assets, ensuring the security of DeFi protocols that use Curve LP tokens. The text further outlines how developers can integrate Chainlink Price Feeds to build flash loan-resistant valuation mechanisms for pricing LP tokens in their DeFi applications.