A company data center provides Internet based access to email and web services.
The firewall is separated into four zones:
RED ZONE is an Internet zone
ORANGE ZONE a Web DMZ
YELLOW ZONE an email DMZ
GREEN ZONE is a management interface
There are 15 email servers and 10 web servers. The data center administrator plugs a laptop into
the management interface to make firewall changes. The administrator would like to secure this
environment but has a limited budget. Assuming each addition is an appliance, which of the
following would provide the MOST appropriate placement of security solutions while minimizing
the expenses?
A.
RED ZONE: none
ORANGE ZONE: WAF
YELLOW ZONE: SPAM Filter
GREEN ZONE: none
B.
RED ZONE: Virus Scanner, SPAM Filter
ORANGE ZONE: NIPS
YELLOW ZONE: NIPS
GREEN ZONE: NIPS
C.
RED ZONE: WAF, Virus Scanner
ORANGE ZONE: NIPS
YELLOW ZONE: NIPS
GREEN ZONE: SPAM Filter
D.
RED ZONE: NIPS
ORANGE ZONE: WAF
YELLOW ZONE: Virus Scanner, SPAM Filter
GREEN ZONE: none