The Google Play Store continues to have problems by detecting the malicious software. No matter what the company does, malicious apps keep popping up and of course there are too many people installing them.
Independent security researcher Andy Michael from New Zealand He discovered four different VPN apps for Android with total downloads of over 500 million.
Applications are adware that not only show ads in the background, but also outside the apps, on each device's home screen.
The apps in question are Hotspot VPN, Free VPN Master, Secure VPN, and Security Master by Cheetah Mobile. Notably, all of these apps come from Hong Kong and China, where almost all mobile device owners use VPNs to bypass the Great Firewall.
Apps continue to exist in the Google Play Store until now.