Applicable

(Y)es / (N)o

(C)onfidentiality

(I)ntegrity

(A)vailability

RPN

(C+I+A)

(S)atisfactory

L1

M2

H3

L1

M2

H3

L1

M2

H3

(O)ther than satisfactory +##

sc-3(3)

security function isolation  | minimize nonsecurity functionality

assessment objective:

Determine if the organization implements an information system isolation boundary to minimize the number of nonsecurity functions included within the boundary containing security functions.

potential assessment methods and objects:

Examine: [select from: System and communications protection policy; procedures addressing security function isolation; information system design documentation; information system configuration settings and associated documentation; information system audit records; other relevant documents or records].

Interview: [select from: System/network administrators; organizational personnel with information security responsibilities].

Test: [select from: Automated mechanisms supporting and/or implementing an isolation boundary].