Privacy & Security
WebRTC leaks, VPN detection, TLS encryption, and how to protect your online privacy.
What Is a DNS Leak and How Does It Expose You?
A DNS leak occurs when your DNS queries bypass your VPN, revealing your browsing activity to your ISP. Learn how DNS leaks happen and how to prevent them.
How to Check If Your VPN Is Working (3 Tests)
Not sure if your VPN is actually protecting you? Learn three tests to verify your VPN is working correctly — including IP, WebRTC, and DNS leak checks.
How to Hide Your IP Address: VPN, Tor, and Proxies Explained
Learn the most effective ways to hide your IP address, including VPNs, Tor, and proxy servers — and the trade-offs between them.
How to Test for WebRTC Leaks in Your Browser
WebRTC leaks can expose your real IP even behind a VPN. Learn how to test for WebRTC leaks in Chrome, Firefox, and Safari, and how to fix them.
What Is TLS Encryption and Why Does the Version Matter?
TLS is the encryption protocol that secures your web connections. Learn the difference between TLS 1.2 and TLS 1.3 and why upgrading matters for your security.
What Is a WebRTC Leak and Does Your VPN Protect You?
A WebRTC leak exposes your real IP address even when you're using a VPN. Learn how WebRTC leaks work, how to test for them, and how to fix them.
How Does VPN Detection Work?
Websites can detect VPNs and proxies using ASN databases, IP reputation, and behavior signals. Learn how VPN detection works and what it means for your privacy.
What Is a Privacy Score? How whatsmy.fyi Grades Your Connection
A privacy score rates how exposed your internet connection is. Learn how whatsmy.fyi calculates your privacy grade and what you can do to improve it.