fake fingerprint

generate fake fingerprint of browser.

简体中文

Example

run fingerprint genreate.

no fake before:

fake after:

Install

npm install fake-fingerprint

Usage

import FakeFingerPrint from "fake-fingerprint";

const instance = new FakeFingerPrint({
  config: {
    /* navigator object of browser. can change it's some property. */
    navigator: {
      userAgent: "Custom UA",
      // more navigator value
    },
    /* screen object of browser. can change it's some property. */
    screen: {
      width: 9999,
      height: 88,
      // more screen value
    },
    canvas: {
      fillText: "hello fake",
    },
    audio: {
      strength: 100,
    },
    timezone: {
      zone: "America/New_York",
      locale: "en-US",
      offset: -5,
    },
    webGL: {
      driver: "ANGLE (NVIDIA GeForce GTX 1050 Ti Direct3D11 vs_5_0 ps_5_0)",
    },
    webRTC: {
      address: "127.0.0.1",
    },
  },
  /* 
    Report when the modified method is called or the properties of the proxy are accessed. 
    eg:{type:'navigator',key:'UserAgent'}  
  */
  report: (arg) => {
    console.log("arg:", arg);
  },
  /* report when these keys are accessed  */
  reportKeys: ["userAgent", "appVersion", "toDataURL"],
});

instance.open();

API

Arguments of FakeFingerPrint.

name	explain	type	required
config	generate the configuration fake uses	object	no
report	when property or function to be visit. It‘s will be invoke	function	yes
reportKeys	need keys of report. default null, will report all keys	key[]	no

Config:

name	explain	example
navigator	navigator object of browser, You can configure UA,appAgent other navigator object information	{userAgent: "Custom UA",appName: "123"}
screen	screen object of browser, You can configure width,height and other screen object information	{width:8888,height:123}
canvas	when invoked toDataURL, custom genereate fillText	{fillText:'test'}
audio	when genreate fingerprint. need add noise strength	{strength: 100}
timezone	custom timezone info. offset is Offset equivalent to standard time, unit is hour	{zone: "America/New_York",locale: "en-US",offset: -5}
webGL	reutrn driver of information	{driver: "ANGLE (NVIDIA GeForce GTX 1050 Ti Direct3D11 vs_5_0 ps_5_0)"}
webRTC	custrom ip address	{address:"127.0.0.1"}

Instance Property.

name	explain	type	example
open	open configuration of fake fingerprint, If no parameter is specified, all configurations are enabled by default	function	instance.open(['navigator','canvas'])
close	close configuration of fake fingerprint, If no parameter is specified, all configurations are closed by default	function	instance.close(['navigator','canvas'])
set	set configuration of fake fingerprint	function	instance.set({ navigator: { userAgent: 'Custom UA' } })
getKeysStatus	get the currently configured category usage	function	{close:['navigator','canvas'],open:['canvas','webGL']}

License

MIT @hemengke1997

Inspiration

by my-fingerprint