DigiDoc3 Client

DigiDoc3 Client is a part of Estonian national ID-card software developed by Sertifitseerimiskeskus on behalf of governmental institution - Estonian Information System’s Authority.

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 or .ddoc extensions.