question

_____ occurs when computer criminals invade a computer system and replace legitimate programs with their own unauthorized ones.

answer

Usurpation

question

Adware and spyware are similar to each other in that they both _______.

answer

Reside in the background and observe a user's behavior

question

In the case of public key encryption, each site has a private key to encode a message and a public key to decode it. T/F

answer

False

question

Technical safeguards involve both software and hardware components of an information system. T/F

answer

True

question

Risk management is a critical security function addressed by an organization's senior management. T/F

answer

True

question

_____ is the process of transforming clear text into coded, unintelligible text for secure storage or communication.

answer

Ecryption

question

A ________ pretends to be a legitimate company and sends emails requesting confidential data.

answer

Phisher

question

Which of the following uses an individual's personal physical characteristics such as fingerprints, facial features, and retinal scans for verification purposes?

answer

biometric authentication

question

Hiring, training, and educating employees in an organization is a technical safeguard. T/F

answer

False

question

With https, data are encrypted using a protocol called the __________.

answer

Secure Sockets Layer

question

_______ are created by companies as false targets for computer criminals to attack.

answer

Honeypots

question

Which of the following occurs when millions of bogus service requests flood a Web server and prevent it from servicing legitimate requests?

answer

denial of service

question

Mark receives an email from his bank asking him to update and verify his credit card details. He replies to the email with all the requested details. Mark later learns that the email was not actually sent by his bank and that the information he had shared has been misused. Mark is a victim of________.

answer

phishing

question

As one of the safeguards against security threats, a person should preferably use the same password for different sites so as to avoid confusion. T/F

answer

False

question

The procedure of entrusting a party with a copy of an encryption key that can be used in case the actual key is lost or destroyed is called ______.

answer

key escrow

question

Davian, a professional hacker, trues every possible combination of characters to crack his victim's email password. Using this technique, he can crack a six-character password of either upper- or lowercase letters in about ten minutes. Which of the following techniques is used by Davian to obtain access to his victim's email?

answer

brute force attack

question

Most secure communications over the Internet use a protocol called_________.

answer

https

question

The loss of encryption keys by employees is referred to as key escrow. T/F

answer

False

question

Which of the following statements is true of the financial losses due to computer crimes?

answer

All studies on the costs of computer crimes are based on surveys.

question

There are no standards for tallying costs of computer crime. T/F

answer

True

question

______ occurs when a threat obtains data that is supposed to be protected.

answer

Unauthorized data closure

question

A key is a number used with an encryption algorithm to encrypt data. T/F

answer

True

question

_______ take computers with wireless connections through an area and search for unprotected wireless networks.

answer

Wardrivers

question

A virus is a computer program that replicates itself. T/F

answer

True

question

Thomas is responsible for creating backup copies of information in a system. He also works along with IT personnel to ensure that the backups are valid and that effective recovery procedures exist. Thomas is involved in establishing______.

answer

Data safeguards

question

Breaking into computers, servers, or networks to steal proprietary and confidential data is referred to as __________.

answer

hacking

question

Smart cards are convenient to use because they do not require a personal identification number for authentication. T/F

answer

False

question

Malware definitions are patterns that exist in malware code. T/F

answer

True

question

Existence of accounts that are no longer necessary does not pose a security threat. T/F

answer

False

question

In terms of password management, when an account is created, users should ________.

answer

immediately change the password they are given to a password of their own.

question

______ are all files that browsers store on users' computers when they visit Web sites.

answer

Cookies

question

Which of the following is a symptom for phishing?

answer

email spoofing

question

While making online purchases, a person should buy only from vendors who support https. T/F

answer

True

question

Which of the following is a technical safeguard against security threats?

answer

firewall

question

Which of the following is considered a personal security safeguard?

answer

removing high-value assets from computers

question

Why asymmetric encryption, two different keys are used for encoding and decoding a message. T/F

answer

true

question

Which of the following statements is true of position sensitivity?

answer

it enables security personnel to prioritize their activities in accordance with the possible risk and loss.

question

Which of the following information should be provided by users of smart cards for authentication?

answer

personal identification number

question

To safeguard data against security threats, every information system today requires a user name and a password. In this case, which of the following functions is performed by the user name?

answer

Identification

question

________refers to an organization-wide function that is in charge of developing data policies and enforcing data standards.

answer

Data administration

question

Which of the following statements is true of symmetric encryption?

answer

it uses the same key for both encoding and decoding

question

_______ is a technique for intercepting computer communications

answer

Sniffing

question

Incorrectly increasing a customer's discount is an example of incorrect data modification. T/F

answer

True

question

Backup and recovery against computer security threats are __________.

answer

data safeguards

question

Which of the following is a data safeguard against security threats?

answer

physical security

question

Viruses, worms, and Trojan horses are types of firewalls. T/F

answer

False

question

Packet-filtering firewalls cannot prohibit outsiders from starting a session with any user behind the firewall. T/F

answer

False

question

Incident-response plans should provide centralized reporting of all security incidents. T/F

answer

True

question

Which of the following is a human safeguard against threats?

answer

Procedure design

question

Pretexting occurs when someone deceives by pretending to be someone else.T/F

answer

True

question

Which of the following are the three independent factors that constitute the enforcement of security procedures and policies?

answer

responsibility, accountability, and compliance

question

A_______ is a message that individuals or organizations take to block a threat from obtaining an asset.

answer

safeguard

question

A threat is a person or an organization that seeks to obtain or alter data illegally, without the owners permission or knowledge.T/F

answer

True

question

Financial institutions must invest heavily in security safeguards because they are obvious targets for theft. T/F

answer

True

question

A criticism of biometric authentication is that it provides weak authentication. T/F

answer

False

question

Packet-filtering firewalls are the most sophisticated type of firewall.T/F

answer

False

question

An_______includes how employees should react to security problems, whom they should contact, the reports they should make, and steps they can take to reduce further loss.

answer

incident-response plan

question

_______ is a broad category of software that includes viruses, worms, Trojan horses, spyware, and adware.

answer

Malware

question

Technical safeguards include encryption and usage of passwords. T/F

answer

False

question

In an organization, security sensitivity for each position should be documented. T/F

answer

True

question

An________is a computer program that senses when another computer is attempting to scan a disk or access a computer.

answer

intrusion detection system

question

A help-desk information system has answers to questions that only a true user of an account or system would know. T/F

answer

True

question

______ a site means to take extraordinary measures to reduce a system's vulnerability.

answer

Hardening

question

Malware protection is an example of a technical safeguard. T/F

answer

True

question

A person calls the Stark residence and pretends to represent a credit card company. He asks Mrs. Stark to confirm her credit card number. this is an example of _______.

answer

pretexting

question

Damages to security systems caused by natural disasters are minimal when compared to the damages due to human errors.T/F

answer

False

question

The creation of backup copies of databse contents makes the data move vulnerable to security threats. T/F

answer

False

question

Every information system today should require users to sign on with a user name and a password. In this case, which of the following functions is performed by the user's password?

answer

authentication

question

Spoofing is a technique for intercepting computer communications. T/F

answer

False

question

In a brute force attack, a password cracker trues every possible combination of characters. T/F

answer

True

question

_______ are viruses that masquerade as useful programs like a computer game, an MP3 file, or some other useful innocuous program.

answer

Trojan horses

question

A _______ sits outside an organizational network and is the first device that Internet traffic encounters.

answer

perimeter firewall

question

Advanced persistent threats can be a means to engage in cyber warfare and cyber espionage. T/F

answer

True

question

IP spoofing occurs when an intruder uses another site's IP address to masquerade as that other site. T/F

answer

True

question

A_____ examines the source address, destination address, and other data of a message and determines whether to let that message pass.

answer

packet-filtering firewall

question

Which of the following types of encryption is used by the secure sockets layer protocol?

answer

public key encryption

question

Spyware programs are installed on a user's computer without the user's knowledge. T/F

answer

True

question

Wardrives are those who engage in phishing to obtain unauthorized access to data. T/F

answer

False

question

A user name authenticates a user, and a password identifies that user. T/F

answer

False

question

An _______ is a sophisticated, possibly long-run computer hack that is perpetrated by large, well-funded organizations like governments.

answer

advanced persistent threat

question

A______ is a plastic card that has a microchip loaded with identifying data.

answer

smart card

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