For messages sent through an insecure channel, a properly implemented digital signature gives
the receiver reason to believe the message was sent by the claimed sender. While using a digital
signature, the message digest is encrypted with which key?

Why would an ethical hacker use the technique of firewalking?

Which method can provide a better return on IT security investment and provide a thorough and
comprehensive assessment of organizational security covering policy, procedure design, and
implementation?

When using Wireshark to acquire packet capture on a network, which device would enable the
capture of all traffic on the wire?

What makes web application vulnerabilities so aggravating? (Choose two)

How does an operating system protect the passwords used for account logins?

An employee wants to defeat detection by a network-based IDS application. He does not want to
attack the system containing the IDS application.

Which of the following strategies can be used to defeat detection by a network-based IDS
application? (Choose the best answer)

Which of the following programs is usually targeted at Microsoft Office products?

Carl has successfully compromised a web server from behind a firewall by exploiting a
vulnerability in the web server program. He wants to proceed by installing a backdoor program.
However, he is aware that not all inbound ports on the firewall are in the open state.
From the list given below, identify the port that is most likely to be open and allowed to reach the
server that Carl has just compromised.

What is the main difference between a “Normal” SQL Injection and a “Blind” SQL Injection
vulnerability?