OCSP stands for Online Certificate Status Protocol and is used by Certificate Authorities to check the revocation status of an X.509 digital certificate.

We are pleased to announce that we have signed a global distribution agreement with Entrust Datacard, a leading provider of trusted identity and secure issuance technology solutions. The agreement cements a long-standing relationship between us and Entrust Datacard after winning numerous business deals together worldwide. The global agreement covers Ascertia's ADSS Server and includes the server modules for digital signing, OCSP validation, SCVP validation and timestamping.

This article discusses the features that should be on a highly desirable feature list when looking for an OCSP Responder product. Although the main focus of this topic is technical there are of course also commercial aspects that need consideration, these are summarised briefly at the end. The technical features explained here are all available and implemented in Ascertia ADSS OCSP Server, which is downloadable on trial basis.