A live version of this app is available on Google Play™ https://play.google.com/store/apps/details?id=com.cigital.safetynetplayground.
The web backend component of this is available at https://github.com/cigital/safetynet-web-php.
For more details on using SafetyNet, see this blog post https://www.cigital.com/blog/using-safetynet-api.
Google Play is a trademark of Google Inc.
SafetyNet research: John Kozyrakis, Technical Strategist @Cigital
SafetyNet Playground app and web service development: Georgi Boiko, Security Consultant @Cigital