Case Study
GHD Modernizes Global SD-WAN Security with Zero Trust
GHD transformed its global network by replacing its legacy MPLS infrastructure with a secure SD-WAN architecture powered by the Zscaler Zero Trust Exchange. Supporting more than 12,000 employees across 240 offices, the engineering and consulting firm implemented cloud-delivered security that provides identical protection for users regardless of location while enabling local internet breakouts. The deployment reduced infrastructure complexity, accelerated branch rollouts, improved user access to cloud applications, and is expected to deliver operating cost savings of up to 80%. By eliminating hardware-based security appliances and leveraging Zscaler Cloud Sandbox, GHD strengthened protection against internet-based threats while simplifying security management across its globally distributed
