Explore datacenter security in virtualized environments through this 44-minute conference talk from the Central Ohio InfoSec Summit 2016. Delve into the evolution of data centers, the importance of DNS, and the concept of the new perimeter. Learn about lateral traffic, hypervisor challenges, and the impact of changing IP addresses. Discover how companies are adapting to these changes, including the use of JSON, API integration, and top-of-rack solutions. Examine the role of operational security, risk management, and automation in modern datacenter security. Gain insights into the transformation of security departments and the implementation of security tools in virtualized environments.