Smart contracts are the worker bees of blockchain technology. Most of the programs that run on blockchains–ranging from financial exchanges to games–are decentralized applications (dapps) that are ...

Smart contracts automate transactions on blockchains, cutting out middlemen and reducing fees. Decentralized finance uses smart contracts for trading, lending, and more without traditional banks.

Technical weaknesses in smart contracts, such as reentrancy and flash loan exploits, have led to substantial financial losses ...