Real-world Application of Public Key Infrastructures Deployment Methodology

With the rise of transaction-based e-Business, especially in the business-to- business segment, Public Key Infrastructures (PKI)have become one of the fastest growing security solutions. PKIs are complex systems with multiple components, that require policies, and practices which need to be coordinated and integrated into an organisation’s business models. The level of effort required for the successful implementation, integration and maintenance of a PKI should not be underestimated. This article discusses a structured PKI implementation methodology and provides a practical example of its application in two case studies.