Question Preedhi Garg · Jan 12 Does %XML.Security.Signature require a pre-existing <Signature> element when signing an XML document I’m working on XML Digital Signature in InterSystems IRIS using %XML.Security.Signature I start with an XML document that is created by parsing an input XML string, and I want to digitally sign this document using an X509 certificate. #XML #HealthShare #InterSystems IRIS for Health #Health Connect #InterSystems IRIS 0 2 0 25