US Court Injunction Against NSO Group for WhatsApp Spyware Exploit
Regulatory & Policy · 3 sources · Updated 5mo ago · First seen Oct 21, 2025

A U.S. federal judge has issued a permanent injunction against the Israeli spyware vendor NSO Group, prohibiting the company from using its technology to hack WhatsApp, one of the world's most widely used encrypted messaging applications. The court found that NSO Group had illegally reverse-engineered WhatsApp using a zero-day exploit, which resulted in the compromise of approximately 1,400 user devices. This exploit allowed unauthorized access to personal information, undermining the security and privacy of WhatsApp users globally. The case was brought before the U.S. District Court for the Northern District of California, where Judge Phyllis Hamilton presided over the proceedings. A California jury previously determined that NSO Group's actions constituted a breach, and initially awarded $167 million in punitive damages to Meta, WhatsApp's parent company. NSO Group appealed the ruling, arguing that the damages were excessive and that the injunction would effectively shut down its operations. In her final order, Judge Hamilton reduced the damages to $4 million but maintained the permanent injunction, emphasizing the broader harm caused by unauthorized access to encrypted personal information. The court's decision also requires NSO Group to destroy any code used in the WhatsApp hack, further limiting the company's ability to conduct similar operations in the future. Meta representatives welcomed the verdict, describing it as a significant advancement for user privacy and security. The ruling highlighted NSO Group's alleged role in enabling governments to target dissidents, political opponents, and journalists through its spyware. The case underscores the legal and ethical challenges posed by commercial spyware vendors and their impact on global digital privacy. The court's findings reinforce the importance of robust encryption and the need for legal protections against unauthorized surveillance. The decision sets a precedent for holding spyware vendors accountable for facilitating unauthorized access to secure communications platforms. The outcome of this litigation may influence future regulatory and legal actions against similar companies. The case also demonstrates the willingness of U.S. courts to intervene in matters involving foreign technology firms and the protection of user data. The permanent injunction serves as a warning to other entities considering the development or deployment of similar surveillance tools. The legal battle between Meta and NSO Group has drawn international attention to the risks associated with commercial spyware and the necessity of safeguarding encrypted communications.


