```mermaid
flowchart TD
Start["Start Evaluation"] --> Purpose["Is it specific-purpose software?"]
Purpose -- Yes --> Proprietary["Is it proprietary software?"]
Purpose -- No --> Source["Is the software proprietary?"]
Proprietary -- Yes --> Developer["Was it developed by researchers (not professional engineers)?"]
Proprietary -- No --> Installation["Was the software installed by a user independently?"]
Source -- Yes --> Installation
Source -- No --> Installation
Developer -- Yes --> HighRisk["High Risk"]
Developer -- No --> DataSensitive["Does it process highly sensitive data?"]
Installation -- Yes --> Maintenance["Is the software infrequently updated or maintained?"]
Installation -- No --> DataSensitive
DataSensitive -- Yes --> HighRisk
DataSensitive -- No --> Deployment["Is it deployed on the cloud without clear security assurance?"]
Maintenance -- Yes --> HighRisk
Maintenance -- No --> Deployment
Deployment -- Yes --> MediumRisk["Medium Risk"]
Deployment -- No --> UsageScope["Is the software widely used university-wide?"]
UsageScope -- Yes --> MediumRisk
UsageScope -- No --> LowRisk["Low Risk"]
```