devicedna/fingerprint/generateId.js

building your own device fingerprinting library

import FingerprintJS from '@fingerprintjs/fingerprintjs';
import { collectData } from './collectData.js';
import { hashData } from './hashData.js';

export const generateDeviceId = async () => {
  const baseData = collectData();

  const fpInstance = await FingerprintJS.load();
  const fpResult = await fpInstance.get();

  const fingerprint = {};
  for (const key in fpResult.components) {
    fingerprint[key] = fpResult.components[key].value;
  }

  const finalData = {
    ...baseData,
    ...fingerprint,
  };

  const deviceId = hashData(finalData);
  return deviceId;
};