In addition, distributing and managing the cards can be logistically difficult, exacerbated by the lack of interoperability between services relying on such a digital identity.
[4] In the Nordic region, governments, public sector and financial institutions are increasingly offering online and mobile channels to access their services.
Telenor enables its customers a secure login to online services using their mobile phone for authentication and digital signing.
Additionally, Sertifitseerimiskeskus, the certificate authority of Estonia issues special SIM cards to mobile phones which act as national personal identification method.
[9][10][11][12] The Austrian government allows private sector companies to propose means for storing the government-controlled digital identity.
At the beginning of 2018 Ukrainian cell operators are evaluating proposals and testing platforms from different local and foreign developers.
Vodafone and Lifecell operators implemented Mobile ID solution of Ukrainian origin designed by Innovation Development HUB LLC.