Which of the following is not a basic security service defined by the OSI?

A.
Routing control

B.
Authentication

C.
Data Confidentiality

D.
Logging and monitoring

Explanation:

Routing control IS defined, but no mention of Logging & Monitoring. Reference:
http://en.wikipedia.org/wiki/Security_service_(telecommunication) And
http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-X.800-199103-I!!PDF-E&type=items