1. Telecommunication Standardization Sector, Overview of the Internet of things, ITU (2012). https://www.itu.int/rec/T-REC-Y.2060-201206-I. Accessed 20 Jan 2021
2. IDC, The Growth in Connected IoT Devices Is Expected to Generate 79.4ZB of Data in 2025, 2019, https://www.idc.com/getdoc.jsp?containerId=prUS45213219, Access 13 Feb 2021
3. Telecommunication Standardization Sector, NGN Identity Management Framework, ITU, 2009, https://www.itu.int/rec/T-REC-Y.2720-200901-I access 23 Jan 2021
4. Bertino, E., Takahashi, K.: Identity Management: Concepts, Technologies, and Systems, Artech House (2011)
5. Recordon, D., Reed, D.: OpenID 2.0: A Platform for User-centric Identity Management, Proceedings of the Second ACM Workshop on Digital Identity Management (2006)