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Privacy guide

VPN Service Explained - What is VPN Service & How does it work

Understand the basics of a VPN tunnel and its privacy limits. A VPN does not replace HTTPS, account security or a well-protected device.

A VPN carries selected traffic through an encrypted tunnel to a VPN server. Start by connecting one device, then check what that device's browser exposes.

What you will accomplish

Set up a connection you can inspect instead of relying on a badge.

Do it now

  1. Install the correct app

    Use the provider's official website or your device's official app store. Check that your operating system and subscription support the app.

    Check: The app's publisher matches the provider you chose.

  2. Connect deliberately

    Choose a server and wait for the app's connected state. Check whether split tunneling excludes your browser or any important app.

    Check: You know the selected server and which apps should use the tunnel.

  3. Observe this browser

    Open the connection check. Record a baseline only if it is safe on a trusted network, then compare after connecting. Check IPv4 and IPv6 separately.

    Check: You can explain the observed route without treating it as a complete security assessment.

Check the result

You can explain the observed route without treating it as a complete security assessment. Change one thing at a time so you know what made the difference.

If something does not work

If browsing fails, try the app's reconnect function or a different supported server. Follow official support instructions rather than disabling security controls at random.

Open the VPN Connection Check to observe this browser's connection and follow the independent DNS-test instructions.

Background and further explanation

What the tunnel changes

The local network ordinarily sees a connection to the VPN server rather than the same direct destination connections. The VPN operator becomes another party you trust. HTTPS remains important between your browser and the website. A browser extension, full-device app and router configuration can cover different traffic.

Read the setup and protocol guide for the settings to inspect.