accept-lang-spoof

A headless Chromium that forges its Accept-Language header out of step with navigator.languages — a network-vs-JavaScript language mismatch.

botverdict

1.00score

15/185checks fired

Convicting tells 8

br.cdp_runtime_enabledCDP Runtime.enable detected (prototype-chain Proxy ownKeys trap)

br.ch_he_headlessUA-Client-Hints high-entropy brand list reveals HeadlessChrome

br.headless_uaUser-Agent advertises a headless browser

br.languages_worker_vs_mainnavigator.languages differs between the main thread and a Web Worker

br.no_chrome_objectChrome User-Agent but window.chrome is absent

br.permissions_anomalyNotification.permission contradicts the Permissions API state

br.webdriver_getter_tamperedNavigator.prototype.webdriver getter is non-native (prototype patch)

net.accept_lang_vs_navigatorHTTP Accept-Language contradicts the JS navigator.languages locale