The National Public Key Infrastructure (NPKI) is a standardized Certification Authority (CA) services that facilitate the secure transmission and exchange of information electronically. Public Key Infrastructure (PKI) is a framework of encryption and cybersecurity that protects communications between the server and client/users. PKI uses asymmetric cryptography to secure and authenticate participants in an online environment.
The Nigerian National PKI is operated and governed by the National Information Technology Development Agency (NITDA), as a Root Certification Authority, to issue certificates to its approved subordinate – CAs and provides digital signature-based certification services to secure, and authenticate electronic transactions in Nigeria.