BankID

With a usage rate of 94% among smartphone users, it is the single largest such service in Sweden by a large margin, and is administered by Finansiell ID-Teknik BID AB that is owned by several Swedish and Scandinavian banks.

Criticism has been pointed out that it is an overly platform dependent solution that requires the customers to either have Microsoft Windows or Mac OS X.

Bank-id on card work without any special software in the computer or mobile, but long codes needs to be entered into the device.

The secret cryptographic key is stored in the mobile application (Bank-id säkerhetsapp), that works as a soft certificate.

The e-service supplier (the business or government the user shall identify themselves towards) have a validation server.

In 2022, the banking system in Sweden has introduced new security measures which in practice prevent most people who are not Swedish citizens (whether EU or non-EU) from renewing their mobile BankIDs.

Percentage of Sweden's population (16+ years), Internet users, and smart mobile users, who use Mobilt Bank ID in the years 2014–2019. Figures from the survey " Swedes and the Internet ".