The Israeli technology firm NSO GROUP has become notorious for its impressively sneaky and effective spyware, called Pegasus, and the laundry list of controversies involving how that software has been used, and a recently released investigation has sparked a new one this week. But how much do we really know about the company that’s behind Pegasus?

Pegasus spyware: Is the NSO Group’s technology good or evil?

Pegasus spyware: Here’s how you can protect your phone from malicious software

Pegasus spyware: What to know about the NSO Group software infecting phones

Pegasus Spyware: What Is It? How Does It Infect Your Phone? How Can You Check if Your Phone Has Been Targeted?

Edward Snowden urges governments to ban trade of spyware like Pegasus

What We Know About the Secretive Company Behind the Pegasus Spy Software

Several Delhi-based diplomats, staff of international NGOs on Pegasus list

French prosecutor opens probe into Pegasus spyware allegations