Google, which has been at the forefront of some of the technology that has paved the way for recent advances in artificial intelligence, is now trying to catch up.

The latest U.S. lawsuit against Google adds to the legal problems the company faces worldwide, and expands the scope of the government’s allegations against the tech giant’s online advertising business.

Hive ransomware was seized after a joint US-German law enforcement crackdown. This stopped $130 million in demands for payment from more than 1,500 victims around the world, according to law enforcement authorities.