Southwest Gas modernized its cybersecurity infrastructure by deploying the Zscaler Zero Trust Exchange to secure 2,300 hybrid employees and approximately 50 field offices across Arizona, Nevada, and California. Replacing legacy VPNs and on-premises security with Zscaler Internet Access (ZIA) and Private Access (ZPA), the company completed deployment in just four to six weeks while providing secure, direct access to internet, SaaS, and private applications. The cloud-native platform reduced latency, strengthened identity-based access through microsegmentation, integrated with Duo and Splunk for improved visibility, and fulfilled 95% of the organization's zero trust use cases. By simplifying security management, reducing help desk requests, and supporting future deployment of ZDX and Data Pr

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