E-mail traffic from the Internet is routed via firewall-1 to the mail gateway. Mail is routed from the
mail gateway, via firewall-2, to the mail recipients in the internal network. Other traffic is not
allowed. For example, the firewalls do not allow direct traffic from the Internet to the internal
network.
The intrusion detection system (IDS) detects traffic for the internal network that did not originate
from the mail gateway. The FIRST action triggered by the IDS should be to:

An IS auditor should be MOST concerned with what aspect of an authorized honeypot?

Which of the following should be a concern to an IS auditor reviewing a wireless network?

To detect attack attempts that the firewall is unable to recognize, an IS auditor should recommend
placing a network intrusion detection system (IDS) between the:

Which of the following ensures a sender’s authenticity and an e-mail’s confidentiality?

An efficient use of public key infrastructure (PKI) should encrypt the:

Which of the following cryptographic systems is MOST appropriate for bulk data encryption and
small devices such as smart cards?

Disabling which of the following would make wireless local area networks more secure against
unauthorized access?

Which of the following is BEST suited for secure communications within a small group?

Which of the following is the MOST important action in recovering from a cyberattack?