Exam 18: Computer and Network Security Threats

One type of attack on the security of a computer system or network that impacts the availability of a system (e.g.destruction of a resource in the system)is referred to as ___________.

The network vehicle used for worm propagation is ___________.

The three key objectives of computer security are confidentiality, integrity,and availability.

The primary mechanism used in implementing denial-of-service attacks is the:

An example of __________ is an adversary gaining unauthorized access to sensitive data by overcoming the system's access control protections.

Which of the following statements regarding macro viruses is true?

Which of the following statements is generally true regarding the original class of email viruses?

Also known as a zombie or drone,a __________ is a program that secretly takes over another Internet-attached computer and then uses that computer to launch attacks that are difficult to trace to the creator.

Data confidentiality assures that individuals control or influence what information related to them may be collected and stored.

An example of _________ is traffic analysis,in which an adversary is able to gain information from observing the pattern of traffic on a network, such as the amount of traffic between particular pairs of hosts on the network.

The type of attack on communications lines and networks known as traffic analysis belongs to the general category of ____________.

A loss of __________ is the disruption of access to or use of information or an information system.

__________ involve some modification of the data stream or the creation of a false stream and can be subdivided into four categories: replay, masquerade,modification of messages,and denial of service.

A _________ propagates itself and activates itself,whereas a bot is controlled from some central facility,at least initially.

Which of the following is a type of scanning strategy?

A stealth virus is explicitly designed to hide itself from detection by antivirus software.

__________ is the protection afforded to an automated information system in order to attain the applicable objectives of preserving the integrity, availability,and confidentiality of information system resources.

A virus can be attached to a program by _________.

A masquerader is a legitimate user who accesses data,programs,or resources for which such access is not authorized.

_________ are in the nature of eavesdropping on,or monitoring of, transmissions.The goal of the attacker is to obtain information that is being transmitted.