In a nutshell

Comprehensive review of Public Key Infrastructure

Although the Swiss public key infrastructure related service achieved a high level of security, there are still areas for improvement such as system monitoring, log management, and decision-making processes. In addition, there are areas where transparency and coordination can be increased, such as in change, release, and life-cycle management. Finally, the costs and risks associated with transitioning to a commercially provided PKI should be considered.

CUBE analysis available