Founded in 2007 by Jay Chaudhry and Kailash Kailash, Zscaler, Inc. is a global cybersecurity firm headquartered in San Jose, California. The company's core mission is to provide secure internet access and protect organizations from cyber threats through its cloud-based platform. Zscaler offers a range of services including web and mobile security, threat protection, cloud application visibility, and networking solutions. Serving clients worldwide, Zscaler focuses on enhancing security for businesses in an increasingly digital and interconnected world.

Notable figures associated with Zscaler include CEO Jay Chaudhry. The company is publicly traded on Nasdaq under the ticker symbol ZS and is a component of the Nasdaq-100. In 2022, Zscaler reported a revenue of $1.92 billion, demonstrating significant financial growth despite operating and net income losses. Zscaler's innovative approach to cybersecurity has made a substantial impact on the industry, positioning it as a leader in cloud security solutions.