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 +##

ac-4(17)

information flow enforcement | domain authentication

assessment objective:

Determine if the information system uniquely identifies and authenticates:

ac-4(17)[1]    

ac-4(17)[1][a]

source points for information transfer;

ac-4(17)[1][b]

destination points for information transfer;

ac-4(17)[2]

by one or more of the following:

ac-4(17)[2][a]

organization;

ac-4(17)[2][b]

system;

ac-4(17)[2][c]

application; and/or

ac-4(17)[2][d]

individual.

potential assessment methods and objects:

Examine: [select from: Access control policy; information flow control policies; procedures addressing information flow enforcement; procedures addressing source and destination domain identification and authentication; 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; system developers].

Test: [select from: Automated mechanisms implementing information flow enforcement policy].