C3PO repository packages the Home Subscription Service (HSS), Database, Charge Data Function (CDF), Charge Trigger Function (CTF), Policy Control Rules Function (PCRF) and Intel® SGX (SGX-DLR-IN, SGX Router, SGX-DLR-OUT), a set of three VNFs/Processes that enable protection of sensitive Call Data Records (CDR) for adds security and audit capabilities to billing and charging.
CDF README talks about cdf.json which does not exist in
conf.