Only answer #2

5/2017 Homework 1 Homework7 Fall 2017-CSCE 522 10 points Due: 10/26/2017 I. Indicate whether the following requests should be permitted or denied, where (s) and (o) represents the security label of the subject and object, respectively, s stands for subject and o for object. a. s requests to read ol and o2 permit deny (s) (G, (CSE!) nol)-(UG, { }) (02)-(G, { }) b. s requests to read ol, o2, o3 permit deny (s)-(UG, ICSE,EE) permit deny s requests to writc ol, o2 Ms)-(UG, (CSE)) (ol)-(G, {CSE}), c. 02)-(UG, { }) 2. Consider the following Access Control Matrix: File1 File2 File3 John Mary Pete tr Build an RBAC model to enforce the question 7 BLP rules. John and Mary are students, Pete is a faculty member