Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the use in this Registration Statement on FormS-8 of Zscaler, Inc. of our report dated October 2, 2017, except with respect to our opinion on the consolidated financial statements insofar as it relates to the change in the manner in which the Company accounts for revenue from contracts with customers as discussed in Note 2 to the consolidated financial statements, as to which the date is December 11, 2017, and except for the effects of the reverse stock split as discussed in Note 2 to the consolidated financial statements, as to which the date is March 5, 2018, relating to the financial statements, which appears in the prospectus forming part of the Registration Statement on FormS-1 (FileNo. 333-223072) of Zscaler, Inc. dated March 15, 2018.
/s/ PricewaterhouseCoopers LLP
San Jose, California
March 16, 2018
