WhatsApp originally filed the suit in 2019, and investigations have found that Pegasus has been used to hack phones belonging to groups like activists, journalists, and government officials.

The government on Wednesday said personal data of 20 WhatsApp users out of the 121 users targeted using Pegasus spyware may have been accessed by the attacker. Facebook-owned Whatsapp had said ...

Once Pegasus is installed on a phone it gives the owner of the hack---absolute control. It can execute commands and transfer any data — including passwords, contact lists, calendar events ...