Back to Security Architecture Models

Biba Model

5 minutes 5 Questions

The Biba Model, created by Kenneth Biba in 1977, is an integrity-based security model focused on preventing unauthorized data modification. The goal is to ensure the data's trustworthiness and quality. Similar to the Bell-LaPadula Model, the Biba Model has two main principles: the Simple Integrity …

Test mode:
Start practice test
CISSP - Biba Model Example Questions

Test your knowledge of Biba Model

Question 1

In a software development company, a project manager wants to ensure the Biba model is in place. What security property is emphasized in the Biba model?

Correct Answer: Integrity

In the Biba model, the security property that is emphasized is: - Integrity The Biba model is a formal state transition system of computer security policy that focuses on data integrity. It is designed to prevent information from being corrupted by unauthorized access. In contrast to the Bell-LaPadula model, which emphasizes confidentiality and controls access to classified information, the Biba model is more concerned with ensuring that data are not altered in an unauthorized manner.

Question 2

An IT technician is learning about the Biba model and the Clark-Wilson model. What is a significant difference between the two models?

Correct Answer: Biba uses mandatory access control, while Clark-Wilson focuses on well-formed transaction rules

Biba model uses mandatory access control to maintain data integrity, whereas the Clark-Wilson model focuses on well-formed transaction rules to separate access between users.

Question 3

In an organization implementing the Biba model, a manager wishes to edit a document, but the document's classification is higher than the clearance. Which action should the manager take?

Correct Answer: Request clearance elevation

According to the Biba model, the manager should request clearance elevation to match the document's classification level. Modifying the document, decrypting it, or downgrading classification without proper authorization violates the Biba model principles.

More Biba Model questions
9 questions (total)
Start 9 question test