Report unveils US agencies' cyberattacks on mobile devices

United States intelligence agencies have been secretly collecting data from cellphone users around the world by using hacking tools to access SIM cards and operating systems, and they also target Wi-Fi, Bluetooth, GPS and mobile networks to track users without their knowledge, according to a newly released cybersecurity report.

Such large-scale and long-term activities have seriously endangered the cybersecurity and national security of countries around the world, according to the report, titled "Mobile Cyberattacks Conducted by US Intelligence Agencies", which was published on Tuesday by the China Cybersecurity Industry Alliance.

At the same time, US intelligence agencies have targeted data centers of major internet and information technology vendors, and even the entire mobile industry ecosystem, the report said, adding that they extensively steal personal data, account credentials, device information, communication links and geolocation data.