REDWOOD SHORES, Calif.–(BUSINESS WIRE)–Jan. 26, 2012– Imperva, Inc. (NYSE: IMPV) today announced that it will issue a press release reporting financial results for the fourth quarter and year ended December 31, 2011 after the close of the market on February 9, 2012.

Imperva will host a conference call and live webcast to discuss those financial results for investors and analysts at2:00 p.m.Pacific Time (5:00 p.m. Eastern Time) on February 9, 2012. To access the conference call, dial (888) 576-4382 for the U.S. or Canada and (719) 325-2108 for international callers with conference ID #8471054. The webcast will be available live on the Investor Relations section of the company’s website at www.imperva.com. An audio replay of the call will also be available to investors by phone beginning at approximately 5:00 p.m. Pacific Time on February 9, 2012 until 8:59 p.m. Pacific Time on February 23, 2012, by dialing (877) 870-5176 for the U.S. or Canada or (858) 384-5517 for international callers, and entering passcode 8471054. In addition, an archived webcast will be available on the Investor Relations section of the company’s website at www.imperva.com.

About Imperva

Imperva is a pioneer and leader of a new category of data security solutions for high-value business data in the data center. With more than 1,500 end-user customers and thousands of organizations protected through cloud-based deployments, Imperva’s customers include leading enterprises, government organizations, and managed service providers who rely on Imperva to prevent sensitive data theft from hackers and insiders. The award-winning Imperva SecureSphere identifies and secures high-value data across file systems, web applications and databases. For more information, visit www.imperva.com, follow us on Twitter or visit our blog.

© 2012 Imperva, Inc. All rights reserved. Imperva, the Imperva logo and SecureSphere are trademarks of Imperva, Inc.

Source: Imperva, Inc.

Investor Relations Contact
For Imperva:
Seth Potter, 646-277-1230
IR@imperva.com
Seth.Potter@icrinc.com