Chrome's hidden X-Browser-Validation header reverse engineered
Chrome X-Browser-Validation Header Reverse Engineering & Generator Chrome recently added a few new headers: "x-browser-channel": "stable", "x-browser-copyright": "Copyright 2025 Google LLC. All rights reserved.", "x-browser-validation": "6h3XF8YcD8syi2FF2BbuE2KllQo=", "x-browser-year": "2025" Apart from one of them, there isn’t much that’s interesting. They’re just bits of client specific information. However, base64 decoding x-browser-validation yields what appears to be a hash whose purpose