There is a growing trend to delivering more efficient and more effective products and services with fewer and fewer resources. This trend is reflected in both the commercial and government sectors. The Internet is being viewed as the vehicle that could resolve many of these business delivery challenges. With the advent of public key security and certification, the transition from current business delivery to future Internet-based systems is now possible. Deals with how public key cryptography may be used for business applications in the future, and also considers the theoretical applications of public key technology and certification processes. Examples of current technical solutions will be addressed in a future paper.