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What is a VPN, and do you actually need one?

MIXEDMixed: useful for some people, depends on how you use it.
What is a VPN, and do you actually need one?SOFTWARE

A VPN sends your internet traffic through another server in an encrypted tunnel. Ads make it sound essential. For many people it is not.

Where a VPN helps

  • Public Wi-Fi at airports, cafes and hotels
  • Work access when your company provides one
  • Adding a layer of privacy from your network provider

What it does not do

  • It does not make you anonymous to websites you log in to
  • It does not stop malware or phishing
  • Free VPNs may sell your data, which defeats the purpose

Most banking and shopping sites already use HTTPS encryption. A VPN adds privacy on networks you do not trust, not magic security.

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