A lightweight library for determining device uniqueness and risk identification.

Create a device identifier based on basic device information.

Will remain the same after uninstalling and reinstalling or clearing browser data.

🪧Attention🪧：The functions of the basic version of github are relatively limited.

You can visit AWS Marketplace or TrustDecision to learn about our professional version.

Open Source Demo

• Internet Explorer 9+
• Edge 12+
• Chrome 33+
• Firefox 29+
• Desktop Safari 7.1+
• Mobile Safari 8+
• Android Browser 4.4+

<script>
    (function () {
      window._fmOpt = {
        success: function (result) {
          console.log('deviceId: ', result.deviceId)
        }
      }
      var fm = document.createElement('script');
      fm.type = 'text/javascript';
      fm.async = true;
      fm.src =
      './dist/fm.js?t='
      + (new Date().getTime()/3600000).toFixed(0);
      var s = document.getElementsByTagName('script')[0];
      s.parentNode.insertBefore(fm, s);
    })();
  </script>

• Basic device ID, consistent when uninstalling applications and reinstalling.
• Basic equipment information, which can be used for simple data analysis.
• Basic risk identification ability

TrustDecision TrustDevice has the leading device fingerprint technology, which has been integrated by more than 10000 global leading brands, protecting the entire customer journey.

There are 6 leading core features about TrustDevice Pro:

Comprehensive coverage of Android, iOS, Web, H5, applets and other device types.

TrustDevice served more than 10,000 clients, 200 million+ daily active users , and 6 billion+ devices , with excellent product functions and stability. The fingerprint accuracy of different terminal devices exceeded 99.9%, and the output of risk labels exceeded 70 items.

TrustDevice's code virtualization & obfuscation technology make the malware fraudsters suffer from painful cost and imprecision when performing reverse-engineering.

Fully independent intellectual property rights, with a number of patented technology.

TrustDevice is committed to the highest standards in security and compliance to keep your data safe. GDPR/CCA/PCI DSS/ISO 27701/ISO 9001 Compliant.

SaaS（Software as a Service）deployment supported, reducing massively your integration cost and enabling rapid access to device fingerprint service.

We are happy to provide technical support for our open-source trustdevice-js library. We recommend using GitHub Issues to submit bugs or Discussions to ask questions. Using issues and discussions publicly will help the open-source community and other users with similar issues.

In addition, any idea or interest in using TrustDevice Pro can be found on the official website（ https://www.trustdecision.com/solutions/trustdevice ）, registered account, free trial; Or via email（ [email protected] ）, contact us directly and quickly open the service.

This library is MIT licensed. Copyright trustdecision, Inc. 2022.