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fake fingerprint

generate fake fingerprint of browser.

简体中文

Example

run fingerprint genreate.

no fake before:

before

fake after:

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