Press Release

Zscaler Positioned in Leaders Quadrant of the Magic Quadrant for Secure Web Gateway

Sunnyvale, California, May, 29, 2012

Zscaler, The Cloud Security Company, provider of cloud-delivered mobile, email, and web security solutions, today announced Gartner, Inc. has positioned it in the Leaders quadrant of the “Magic Quadrant for Secure Web Gateways (SWG),” a market evaluation research report.1 According to the report, “SWG-as-a-service is the fastest-growing [security] segment,” and that “Gartner expects that it will grow 35% in 2012.”

“Among other attributes, the purpose-built Zscaler multi-tenant cloud architecture sets it apart from traditional security vendors that are force-fitting legacy appliances in order to provide a cloud-delivered security offering,“ said Jay Chaudhry, CEO and founder of Zscaler, Inc. “We believe this recognition again confirms Zscaler as the visionary leader in this space, and 8 million users from 2,400 enterprises across 160 countries – all protected by Zscaler the largest global cloud, which consists of 47+ data centers – is also proof of strong execution.”

About the Magic Quadrant

The Gartner Report(s) described herein, (the "Gartner Report(s)") represent(s) data, research opinion or viewpoints published, as part of a syndicated subscription service, by Gartner, Inc. ("Gartner"), and are not representations of fact. Each Gartner Report speaks as of its original publication date (and not as of the date of this Prospectus) and the opinions expressed in the Gartner Report(s) are subject to change without notice.

About Zscaler

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange™ platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across more than 150 data centers globally, the SSE-based Zero Trust Exchange™ is the world’s largest in-line cloud security platform.

Media Contacts

Natalia Wodecki, Sr. Director, Global Integrated Communications & PR, [email protected]