As IT leaders increasingly look to the software-defined data center (SDDC) for infrastructure modernization, one of the first things they must consider is security. The SDDC represents an evolved, more efficient model for the delivery of IT services. It therefore requires a new approach to security that is designed to leverage the benefits of a fully virtualized data center, while also addressing today’s more sophisticated threat landscape. In this white paper, we examine three of the most critical considerations in securing the software-defined data center.