You've recently been hired by ACME to do a security audit. The managers of this company feel that their current security measures are inadequate. Which information access control model prevents users from writing information down to a lower level of security and prevents users from reading above their level of security?

You've recently been hired by ACME to do a security audit. The managers of this company feel that their current security measures are inadequate. Which information access control model prevents users from writing information down to a lower level of security and prevents users from reading above their level of security?

You've recently been hired by ACME to do a security audit. The managers of this company feel that their current security measures are inadequate. Which information access control model prevents users from writing information down to a lower level of security and prevents users from reading above their level of security?





a. Bell-LaPadula model
b. Biba model
c. Clark-Wilson model
d. Noninterference model




Answer: A

The Bell-LaPadula model is intended to protect confidentiality of information. This is accomplished by prohibiting users from reading above their security level and preventing them from writing below their security level.


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