BITNET was a co-operative U.S. university computer network founded in 1981 by Ira Fuchs at the City University of New York (CUNY) and Greydon Freeman, Inc.
The Computer Science Network (CSNET) was a computer network that began operation in 1981 in the United States.
Higher education (also called post-secondary education, third-level or tertiary education) is an optional final stage of formal learning that occurs after completion of secondary education.
A non-profit organization (NPO), also known as a non-business entity or non-profit institution, is dedicated to furthering a particular social cause or advocating for a shared point of view.
A public key infrastructure (PKI) is a set of roles, policies, and procedures needed to create, manage, distribute, use, store, and revoke digital certificates and manage public-key encryption.