AMM pool is deployed on Curve Finance, which is one of the biggest DeFi protocols by TVL and is audited both by MixBytes, Trail of Bits and Quantstamp.
Lido Finance is one of the biggest decentralized liquid staking protocol, which has already accrued $8b in staked assets on Ethereum and other networks.
Lido on Polkadot lets you mint a stDOT for each DOT you stake. stDOT token can then be transferred, sold and used as a LP or collateral position in the Polkadot DeFi ecosystem.
Moonbeam is the top destination parachain for multi-chain DApps on Polkadot, offering complete Ethereum compatibility to its users and developers. The DOT token can be deposited on Moonbeam as xcDOT, an XC-20 representation of the token. This standard complies with the ERC-20 standard while also retaining cross-chain capabilities. These tokens can then be staked with Lido.
MixBytes is a web3 security research team who built Lido on Polkadot and on Kusama, after being granted in LEGO