Imperva Inc. hired Christopher Hylen as president and CEO, effective Aug. 15.
Hylen also joins the board. Anthony Bettencourt, current president, CEO and chairman, will retain the chairmanship and become vice president of customer engagement. Bettencourt said he had "determined that it [was] time ... to step back."
Hylen was most recently president and CEO of Citrix Systems' GetGo Inc.