Scott and Tim Need to Implement a Very Secure System

Essay

Scott and Tim need to implement a very secure system for the Johnson Space Flight Center. The Center has an endless hardware budget, so infrastructure costs are not a consideration. The Center has a well trained IS staff that is available for the project. Only six people will be interacting with the new system and they are engineers with years of computer experience. Scott and Tim do not see changes to the system in the near future.
Using the six characteristics of a computing architecture, make an architecture selection recommendation to Scott and Tim.