To use the mSzafir application you must have a valid mSzafir certificate with a long validity period. You can buy it here on https://mszafir.pl. An mSzafir qualified electronic signature is provided by KIR - an entity entered, on the basis of a decision of the Ministry of Digitalisation, to the European register of trusted entities. The mSzafir mobile application is a convenient way to sign documents with a qualified electronic signature from your phone. Using the application, you can sign all