That VPN may not be as secure as you think https://www.networkworld.com/article/3340342/lan-wan/that-vpn-may-not-be-as-secure-as-you-think.html
Some Android VPN apps request access to sensitive permissions they don't need Some VPN apps request access to permissions they don't need March 4, 2019 https://www.zdnet.com/article/some-...cess-to-sensitive-permissions-they-dont-need/
Major vulnerabilities found in top free VPN apps on Google Play store February 24, 2020 https://vpnpro.com/blog/major-vulnerabilities-found-in-top-free-vpn-apps/
Updated (April 8, 2020): Google removes Android VPN with ‘critical vulnerability’ from Play Store April 9, 2020 https://nakedsecurity.sophos.com/20...-with-critical-vulnerability-from-play-store/