The Presidency of the Council of Ministers and CEGER coordinates with 10 other IT entities in the Portuguese public administration to the Public Electronic Certification System (SCEE). This project implements a Public Key Infrastructure, supporting digital signatures, electronic cryptography and other advanced electronic security systems.

SCEE provides authentication, confidentiality, document integrity, strong authentication of signatures and identities, allowing secure communication within and across Public organisms, and between Government and Citizens and Businesses. Electronic certificates are being used for e-Government projects such as the Portuguese Electronic Passport, the Citizen Card and the Electronic Legislative Network.

Ceger has provided qualified electronic signatures to 1400 senior officials in more than 300 organisms and public services.