The mobile certificate's website has recently announced a minor change to the layout of its authentication page. While this modification is not significant, it has the potential to create apprehension among users, particularly those vigilant against scams, as fraudulent sites often mimic familiar services. Users are encouraged to remain cautious and verify the legitimacy of the authentication pages they encounter.

The mobile certificate, akin to an electronic identification card, is linked to a user's mobile phone SIM card, allowing authentication for numerous public services, including the Omavero tax service. To log in, users need their phone number and the mobile certificate's security code. With over 20,000 services accepting the mobile certificate as a strong authentication method, it plays a crucial role in identity verification in Finland.

Telecommunications operators Telia, DNA, and Elisa provide the mobile certificate service to their customers. Users are also advised to enable a hindrance prevention code, which serves as an additional layer of security that prevents unauthorized parties from sending authentication requests. This precaution is essential to ensure users' personal information and access remain secure amidst potential phishing threats.