I'd like to know what's the purpose of the CA Certificate Data Store (CDS). Where does it reside in ? Does it held the x.509 certificate information ?
The CDS stores the certificates that will be mainly used for :
Sign and Encrypt Assertions
The Certificate Data Store (CDS) is within the Policy Store which one runs on CA Directory or any version of LDAP / ODBC supported as Policy Store.
Here is an overview of the Certificate Data Store (CDS) :
Key and Certificate Management
We invite you also to take a look at the other Stores like Key, Session, and other Stores :
Configure LDAP Directory Server Policy, Session, and Key Stores
KB : TEC1878895