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(1)

information flow enforcement | object security attributes

assessment objective:

Determine if:

ac-4(1)[1]

the organization defines information flow control policies as a basis for flow control decisions;

ac-4(1)[2]

the organization defines security attributes to be associated with information, source, and destination objects;

ac-4(1)[3]

the organization defines the following objects to be associated with organization-defined security attributes:

ac-4(1)[3][a]

information;

ac-4(1)[3][b]

source;

ac-4(1)[3][c]

destination;  and

ac-4(1)[4]

the information system uses organization-defined security attributes associated with organization-defined information, source, and destination objects to enforce organization-defined information flow control policies as a basis for flow control decisions.

potential assessment methods and objects:

Examine: [select from: Access control policy; information flow control policies; procedures addressing information flow enforcement; information system design documentation; information system configuration settings and associated documentation; list of security attributes and associated information, source, and destination objects enforcing information flow control policies; 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].