The flagship product of the controversial Israeli spyware vendor, the NSO Group, use for remotely hacking mobile devices, most notably iPhones, via zero-click exploits.
CyberWire Glossary link: https://thecyberwire.com/glossary/pegasus
Audio reference link:
“Cybersecurity beyond the Headlines: A Conversation with Journalist Nicole Perlroth,” Kristen Eichensehr, and Nicole Perlroth, University of Virginia School of Law,
YouTube, 14 February 2022