S&P Global has reached an agreement to acquire OpenZeppelin, a smart contract security firm whose code libraries have facilitated more than $37 trillion in value transacted through stablecoins, tokenized funds, and decentralized finance (DeFi) protocols. The financial terms of the transaction were not disclosed. S&P Global, recognized for its credit ratings and analytics services, reported that it does not expect the acquisition to have a significant impact on its financial results.