How to confirm a WebRTC leak

You can confirm a WebRTC leak by following these steps:

  1. Disconnect from your VPN.
  2. Open a new browser window and look up your IP address.
  3. Write down all public IP addresses you see.
  4. Close the page.
  5. Reconnect to your VPN and reopen the page.
  6. If you see any of the same public IP addresses once reconnected to your VPN, you have a leak. If not, your IP address is secure.
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How to prevent WebRTC leaks

If you've used a WebRTC leak checker and discovered a leak, don't worry. Here are some steps you can take:

  • Use a VPN with WebRTC leak protection: use a reliable VPN service with built-in WebRTC leak protection. Surfshark VPN blocks WebRTC leaks automatically, keeping your IP hidden;
  • Disable WebRTC in your browser: if you're using Chrome, Firefox, or Safari, adjust your browser settings to disable WebRTC, preventing it from exposing your IP address;
  • Use privacy extensions: some browsers allow you to install browser extensions that block or manage WebRTC, enhancing your online privacy;
  • Keep your browser updated: regularly update your browser to ensure you have the latest security patches and features that help prevent leaks.
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What is WebRTC?

WebRTC (Web Real-Time Communication) is a browser protocol that enables real-time communication, such as video calls, voice chats, and file sharing, directly between devices without needing intermediary servers.

It establishes a peer-to-peer connection, ensuring low latency and secure data exchange. Think of it as a shortcut allowing your browser to connect directly with other devices, bypassing longer server routes. This technology is used in applications like Google Meet, Zoom, and WhatsApp Web, providing communication directly from the browser.

What is a WebRTC leak?

A WebRTC leak is a security vulnerability in which your browser exposes your real IP (Internet Protocol) address despite being connected to a VPN (Virtual Private Network). This leak occurs because WebRTC can bypass the VPN's encrypted tunnel, revealing your actual location and identity to websites or online services.

Two intersecting white pipes on a black background, with black fluid marked with the numbers 012, 345, 67, and 89 leaking out.

Why should I test for WebRTC leaks?

Because WebRTC leaks can expose your personal information, causing many risks:

Revealed IP address

Bad actors can use your IP to reveal personal details and misuse it for malicious purposes.

Exposed location

WebRTC leaks can reveal your city, country, and other location details, like your postal code.

Compromised anonymity

Exposed activities and your location data can be used to identify you and things you like.

Targeted tracking

Advertisers and websites can monitor your activity when browsing unprotected and profile you.

Targeted attacks

The more data is known about you, the more compelling the hacking attempts or phishing attacks are.

Data selling

All the data with a detailed profile about you could be sold to advertisers and data brokers.

What causes WebRTC leaks?

Default browser settings

WebRTC is enabled by default in most browsers, which can lead to IP address exposure.

VPN without WebRTC leak protection

Some VPNs lack built-in features to prevent WebRTC leaks, leaving your IP address vulnerable.

Browser or VPN settings issues

Incorrect settings in your browser or VPN can unintentionally allow WebRTC leaks to occur.

Browser extensions or add-ons

Some extensions or add-ons can interfere with VPN protection, causing WebRTC leaks.

Which browsers are the most vulnerable to WebRTC leaks?

Due to their default settings, Chrome, Firefox, and Edge browsers are more prone to WebRTC leaks. Safari presents a medium risk, while Brave and Opera are vulnerable under certain conditions, like browser extensions and other add-ons.

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Skip the manual fixes

Use a trusted VPN with WebRTC leak protection.

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How does Surfshark VPN protect you from WebRTC leaks?

Surfshark VPN offers top-notch security and more:

Built-in WebRTC leak protection

It automatically prevents your browser from exposing your real IP address during online activities.

IP address protection

By masking your IP address, Surfshark VPN ensures that your identity and location remain private.

Encrypted VPN tunnels

Surfshark VPN ensures that all your internet traffic is securely transmitted and protected from interception.

Support for all major browsers

Solutions for all major platforms and unlimited connections allow you to maintain security no matter which browser you use.

Protection that goes beyond WebRTC leaks

Protect all your devices

Secure unlimited phones, laptops, and smart TVs with a single account.

Stay secure worldwide

Connect safely from anywhere with servers in over 100 countries.

Enjoy fast speeds

Experience fast, stable, and secure connections with our 10 Gbps servers.

Block ads and online threats

Clean Web keeps you safe from ads, trackers, and malware.

Access 24/7 support

Our experts are available around the clock to help protect your privacy.

Try Surfshark risk-free

Enjoy peace of mind with a 30-day money-back guarantee on all plans.
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Frequently asked questions

What is WebRTC?

WebRTC (Web Real-Time Communication) is a browser protocol for direct, real-time communication, such as video calls and file sharing between devices. It ensures low latency and secure data exchange.

What is a WebRTC leak?

A WebRTC leak is a security flaw where your real IP address is exposed despite using a VPN. This happens because WebRTC can bypass the VPN’s encryption, revealing your location and identity to websites.

How do I test for WebRTC leaks?

To test for WebRTC leaks, use an online WebRTC leak checker tool. Connect to your VPN and visit the tool’s website to see if your real IP address is exposed.

You can perform the test with and without the VPN and compare the results.

How do I disable WebRTC on my browser?

To disable WebRTC on your browser, adjust the settings or use a browser extension designed to block WebRTC.

For Firefox, you should go to Advanced Settings and search for WebRTC. Double-click the setting to change its value to false.

For Safari, you can disable WebRTC by enabling the Develop menu. Once the Develop menu is visible, navigate to WebRTC and uncheck it to disable.

There isn’t a built-in option to disable WebRTC directly for browsers like Chrome, Edge, and Opera. Instead, you could use browser extensions to manage WebRTC settings.

Do all VPNs protect against WebRTC leaks?

No, not all VPNs protect against WebRTC leaks. To ensure your IP address stays secure, choose a VPN with built-in WebRTC leak protection, like Surfshark.

Can WebRTC leaks reveal my location even with a VPN?

Yes, WebRTC leaks can reveal your location. This can happen even with a VPN connection if the VPN lacks proper WebRTC leak protection.