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VPN expert, John Mason of the TheBestVPN, carried out an in-depth study on the security and privacy implications of android VPN permissions asked by a total of 81 VPN android apps. The study found that a considerable number of Android VPN apps sought for dangerous permissions that do not correlate with their normal operations. The author noted that 3 VPNs sought for permissions that would let them configure the operating system’s settings. 27 of the 81 VPN apps requested for the read and write to external storage permissions that could put a dent on users’ privacy.