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-7(22)

boundary protection  | separate subnets for connecting to different security domains

assessment objective:

Determine if the information system implements separate network addresses (i.e., different subnets) to connect to systems in different security domains.

potential assessment methods and objects:

Examine: [SELECT FROM: System and communications protection policy; procedures addressing boundary protection; information system design documentation; information system hardware and software; information system architecture; 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; system developer; organizational personnel with boundary protection responsibilities].

Test: [select from: Automated mechanisms supporting and/or implementing separate network addresses/different subnets].