Computer Science homework help

A new medium-sized health care facility just opened, and you are hired as the CIO, the CEO is somewhat technical and has tasked you with creating a threat model. The CEO needs to decide from 3 selected models but needs your recommendation as well to make sound decisions. The concern is user authentication and credentials with third-party applications which is common in the health care industry.

1. Research several threat models as it applies to the health care industry, summarize three models and choose one as a recommendation to the CEO in a summary with a model using UML Diagrams (Do not copy and paste images from the Internet).
2. Be sure to discuss the security risks and assign a label of low, medium or high risks and the CEO will make the determination to accept the risks or mitigate them).

The CEO has provided the attached article as a reference.
Task:

1. Explain why the other threat models are not ideal (compare and contrast)
2. Provide one recommendation with summary and UML diagram