This page is subject to the extended confirmed restriction related to the Arab-Israeli conflict. NSO Group Technologies (NSO standing for Niv, Shalev and Omri, the names of the company's founders) is an Israeli cyber-intelligence firm primarily known for its proprietary spyware Pegasus, which is capable of remote zero-click surveillance of smartphones. It employed almost 500 people as of 2017. NSO claims that it provides authorized governments with technology that helps them combat terror and crime. The company says that it deals with government clients only.
https://en.wikipedia.org/wiki/NSO_Group