High Quality Content by WIKIPEDIA articles! CertCo was a financial cryptography startup spun out of Bankers Trust in the 1990s. It had offices in New York City and Cambridge, Massachusetts. It offered three main public key infrastructure (PKI) based products: an Identity Warranty system (tracking and insuring reliance on identity assertions in financial transactions); an electronic payment system (internally known as Acquire); and an Online Certificate Status Protocol (OCSP) responder for validating X.509 public key certificates.

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