WhatsApp in 2019 accused NSOI of accessing its servers without permission to install the Pegasus software on people's mobile devices.

A federal judge in California has agreed with WhatsApp that the NSO Group, the Israeli cybersurveillance firm behind the Pegasus spyware, had hacked into its systems by sending malware through its servers to thousands of its users' phones.

WhatsApp has prevailed against Israeli spyware maker NSO Group in a US lawsuit over NSO’s abuse of the messaging app to infiltrate the phones of journalists, activists and dissidents with its Pegasus hacking tool.

NSO Group, the organization behind the Pegasus spyware, has been found liable in a lawsuit brought by Meta’s WhatsApp over attacks on about 1,400 devices, as reported by The Record. NSO Group is liable for charges of violation of the Computer Fraud and Abuse Act,

A U.S. judge has ruled against the Israeli cyber-intelligence firm NSO for breaching WhatsApp servers and installing spyware on 1,400 devices.

Messaging giant WhatsApp won a landmark ruling Friday against the best-known maker of spyware when a federal judge in California ruled that NSO Group had hacked into the Meta unit’s systems by sending malicious software through its servers to more than a thousand targeted phones.

In a major legal victory, messaging app WhatsApp won a five-year-old case against NSO Group, the creator of the infamous Pegasus spyware. A U.S. judge ruled that the Israeli-based NSO had violated key American laws by hacking into WhatsApp systems and targeting over a thousand phones.

WhatsApp wins significant ruling against NSO Group, as judge finds the spyware company liable for hacking and breach of contract.