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 +##

ca-3(4)

system interconnections | connections to public networks

assessment objective:

Determine if the organization:

ca-3(4)[1]

defines an information system whose direct connection to a public network is to be prohibited; and

ca-3(4)[2]

prohibits the direct connection of an organization-defined information system to a public network.

potential assessment methods and objects:

Examine: [SELECT FROM: Access control policy; procedures addressing information system connections; system and communications protection policy; information system interconnection security agreements; security plan; information system design documentation; ; information system configuration settings and associated documentation; security assessment report; information system audit records; other relevant documents or records].

Interview: [select from: Network administrators; organizational personnel with information security responsibilities].

Test: [select from: Automated mechanisms supporting the management of public network connections].