Introducing inhomogeneity to your network for the sake of robustness would have which of the
following drawbacks?

Which of the following is an oft-cited cause of vulnerability of networks?

Which of the following software tools is often used for stealing money from infected PC owner
through taking control of the modem?

In a botnet, malbot logs into a particular type of system for making coordinated attack attempts.
What type of system is this?

In order to coordinate the activity of many infected computers, attackers have used coordinating
systems known as:

To install backdoors, hackers generally prefer to use:

Which of the following refers to a method of bypassing normal system authentication procedures?

Which of the following terms is used more generally for describing concealment routines in a
malicious program?

Broadly speaking, a Trojan horse is any program that invites the user to run it, but conceals a
harmful or malicious payload. The payload may take effect immediately and can lead to immediate
yet undesirable effects, or more commonly it may install further harmful software into the user’s
system to serve the creator’s longer-term goals. A Trojan horse’s payload would almost always
take damaging effect immediately.

Which of the following refers to any program that invites the user to run it but conceals a harmful
or malicious payload?