Explore the concept of Zero Trust Architecture (ZTA) in this 38-minute conference talk presented by Zack Butcher from Tetrate and Ramaswamy Chandramouli from the National Institute of Standards and Technology (NIST). Delve into the shift from traditional perimeter security to identity-based segmentation, focusing on explicit trust and runtime authorization. Learn about identity-aware proxies and service mesh for enforcing access in cloud-to-premises communication through DMZs. Gain insights into simplifying application communication and enhancing organizational agility through the implementation of ZTA principles and policies.