Chrome Extensions, Android and iOS Apps Caught Collecting Browsing Data (bleepingcomputer.com)

Catalin Cimpanu, writing for Bleeping Computer: An investigation by AdGuard has revealed a common link between several Chrome and Firefox extensions and Android and iOS apps that were caught collecting highly personal user data through various shady tactics. The common link between all extensions and mobile apps is a company named Big Star Labs. AdGuard estimates these apps had been installed on around 11 million devices.