improve prototype tampering
abrahamjuliot opened this issue · comments
function redefine (win) {
Object.defineProperty(win.HTMLCanvasElement.prototype, "toDataURL", {
get: function toDataURL() {
return '2njsd8df'
}
})
Object.defineProperty(Object.getPrototypeOf(win.navigator), "deviceMemory", {
get: function deviceMemory() {
return 4
}
})
return
}
redefine(window)
const domLoaded = (fn) => document.readyState != 'loading' ?
fn() : document.addEventListener('DOMContentLoaded', fn)
domLoaded(() => {
;[...document.getElementsByTagName('iframe')].forEach(frame => redefine(frame.contentWindow))
})