Add xref to preliminary cert check process

Author: crandmck

docs/conformance.mdx

@@ -37,7 +37,11 @@ For more information, see [C2PA Conformance Program Documents](https://github.co
 - [C2PA Generator Product Security
   Requirements](https://github.com/c2pa-org/conformance-public/blob/main/docs/current/C2PA%20Generator%20Product%20Security%20Requirements.pdf)
 
-### Security requirements
+#### Preliminary certificate check
+
+To confirm all the settings in your signing certificate, you can follow the [preliminary certificate check](trust-list.mdx#checking-your-certificate) for the interim trust list to help ensure everything is as expected.
+
+#### Security requirements
 
 When you apply to the conformance program, you must fill out the information required in the **product security architecture template** in Appendix C of the [C2PA Generator Product Security
 Requirements](https://github.com/c2pa-org/conformance-public/blob/main/docs/current/C2PA%20Generator%20Product%20Security%20Requirements.pdf), providing details on:

docs/trust-list.mdx

@@ -42,7 +42,7 @@ The Verify site hosts the following files that it uses to [validate signing cert
 
 ## Checking your certificate
 
-Before requesting to [add your signing certificate to the known certificate list](#how-to-add-a-certificate-to-the-list), perform a preliminary check to ensure the certificate is configured properly.
+Before requesting to [add your signing certificate to the interim known certificate list](#how-to-add-a-certificate-to-the-list), perform a preliminary check to ensure the certificate is configured properly.
 
 ### Prerequisites