Facebook alleged that King & Spalding’s past work defending WhatsApp gave NSO Group an unfair advantage.
The Saudi Kingdom then ran an intrusive surveillance against Amazon's founder.
Similar spyware attacks have been detected against critics of the Mexican and Saudi governments.
The group is still going after users who download router management software to infect target organizations.
The current negativity toward encryption perpetuates misinformation and provides fodder for governments seeking to undermine security and privacy across the globe.
The text messages sent to the widow, who is also a journalist, were laced with exploits that would have turned her phone into a multifaceted surveillance device.