Cybersecurity researchers have disclosed a security issue with Apple's iCloud Private Relay tool that can expose a user's real IP address. "The same leaks also affect Apple's iCloud Private Relay." ]app" has been made available for anyone to check if their real IP address leaks, even when Private Relay is on. This is not the first time security issues have been discovered in iCloud Private Relay. Shortly after the feature was released in 2021, FingerprintJS highlighted a WebRTC-based mechanism that leaked a client's real IP address.