Public cloud, as it offers unparalleled scalability and ease of management, along with pre-configured compliance certifications that cover all regulatory requirements without the need for additional configurations.

Private cloud, which provides superior security and data control, making it perfectly suited for sensitive data and high-performance applications, though scaling may necessitate further investment in infrastructure.

Hybrid cloud, blending the security and control advantages of a private cloud with the scalability benefits of a public cloud. This model enables the institution to keep sensitive data on-premises for compliance while utilizing public cloud resources for scaling during peak demand.

All cloud deployment models are equally capable of meeting the institution's requirements in terms of security, scalability, and compliance, making cost the sole deciding factor.