Zero Trust Network Access Implementation at DXC Technology

This document is a case study detailing the implementation of zero trust network access at DXC Technology. The objective of this initiative was to secure internet and SaaS access for over 130,000 global users while enhancing operational efficiency through the Zscaler Zero Trust Exchange. The case study outlines the challenges faced, including the need to secure internet traffic and manage bandwidth in real time. It presents the results achieved within three months, including the processing of over 40 billion transactions and the prevention of 1.3 billion policy violations. The document explains the shift from traditional security models to a zero trust architecture, emphasizing the importance of identity-centric approaches for remote work. It also discusses the integration of various security technologies, including CrowdStrike and Okta, to create a comprehensive security solution. The positive outcomes not only improved security posture but also enhanced employee productivity and recruitment efforts, showcasing the benefits of a virtual-first work environment.