Link to this headingDeFi

Link to this headingMulti-Signature

Needs more than one key to sign transactions

Link to this headingThreshold Signature Scheme

Safe Global (previously Gnosis Safe)

• Uses TSS with offline signing
• Then smart contract validates signatures and executes the transaction

Link to this headingDecentralized Exchange

Swap Contracts

Link to this headingStaking

Link to this headingLiquid Staking

You stake your ETH and gain a stETH token that you can use. You can then use those tokens to trade.
The stETH token is usually pegged to the ETH token.