Zscaler () is a cloud security company, with headquarters in San Jose, California. The company offers enterprise cloud security services. History Zscaler was founded in 2007 by Jay Chaudhry and K. Kailash. In August 2012, Zscaler secured $38 million in funding from strategic investors. In March 2018, the company had an initial public offering in which it raised $192 million. The company is traded on the Nasdaq using the symbol ZS. Zscaler stock was added to the Nasdaq 100 on December 17, 2021. As of July 2021 Zscaler has over 275 issued and pending patents. Acquisitions References External links Computer security companies specializing in botnets Computer forensics Content-control software Companies based in San Jose, California Software companies based in the San Francisco Bay Area American companies established in 2007 Cloud computing providers 2007 establishments in California Software companies established in 2007 Computer security companies 2018 initial public offerings Companies listed on the Nasdaq Software companies of the United States