Have a look at this service: http://www.networkworld.com/article/2876796/microsoft-subnet/data-privacy-day-ibm-launches-identity-mixer-an-anonymous-credential-

Have a look at this service: http://www.networkworld.com/article/2876796/microsoft-subnet/data-privacy-day-ibm-launches-identity-mixer-an-anonymous-credential-system.html http://www.networkworld.com/article/2876796/microsoft-subnet... I think it solves your problem. It's also outside of myanemar ,so it's helpful with regards to legal issues.