Developer's DescriptionBy Riigi Infosüsteemi AmetDigiDoc3 Client is a programme that can be used to sign digitally with ID-card and Mobile-ID, check the validity of digital signatures and open and save documents inside the signature container.DigiDoc3 Client is a programme that can be used to sign digitally with ID-card and Mobile-ID, check the validity of digital signatures and open and save documents inside the signature container. Digitally signed containers are files with .bdoc, .ddoc or .asice extensions.