What are the onboarding requirements for PTX DDM? Cloud Payments Expert March 21, 2019 11:42 Updated Follow Part_1.png 100 KB Download Part_2.png 70 KB Download Related articles What are the onboarding requirements for PT-X? What is a HSM and how does it work for PTX? What are the HSM requirements for PTX? How do I edit a collection profile in PTX DDM? How do I make a refund in DDM?