An authentication method that allows citizens, using their National Identification Card (CNI) and the respective authentication PIN code, to authenticate themselves on Cape Verdean Public Administration portals and sites, to digitally perform services and sign documents.

To authenticate with the CNI, the citizen must have:

• PIN code for authentication of the CNI;
• A smart card reader connected to the computer;
• The Middleware (CNI software) installed on the computer.

The National Identification Card (CNI) is a modern, authentic, multifunctional, and highly secure civil identification document that identifies the Cape Verdean citizen, in person or digitally, before any public or private entity.

Aside from identification functions, it allows authentication and digital signature in Cape Verdean Public Administration portals and sites, enabling electronic transactions, and more.

It complies with internationally recommended fundamental security requirements regarding the use of electronic documents.