After paying for a VPN, we typically have a sense of security. But where your traffic comes from isn’t the only metric that advertisers and tracking networks rely on. The unique browser fingerprints that websites collect when pages load can also give you away. In fact, if you ever assumed that a VPN alone could keep you anonymous, you may be surprised after running the two-minute test I performed. It showed what VPNs hide and what they miss. You’ll be safer if you understand what VPNs truly do.