Zscaler provides cloud security and Zero Trust services for secure access to applications, data, and networks.
Founded in 2008 by Jay Chaudhry and Kailash Kailash, Zscaler is headquartered in San Jose, US. It provides cloud security services, including Secure Internet Access (ZIA) and Secure Private Access (ZPA), to enterprises and public sector organizations. Its customers include organizations in healthcare, finance, and government across North America, Europe, and Asia-Pacific. In fiscal year 2024, it reported revenue of USD 2.17 bn. In November 2025, it acquired SplxAI Inc. for an undisclosed amount.
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