@swingnchad You have used incorrect .net cybersource SDK for your
application. "CyberSource.Rest.Client" SDK is used for .Net Framework
applications. For .net6 or .net7 projects, you have to use
According to my understanding, you are trying to use cybersource sdk and
you haven't imported the cybersource sdk in your box. Please try to
install the cybersource sdk in your box. You can mention the below line
in your package.config file:or can di...