Computer Threats

Question 1

Define Computer network threat

Answer 1

any circumstance / that can harm the devices on a network

Question 2

What is identity theft

Answer 2

stealing of one’s personal identity

Question 3

what is industrial espionage

Answer 3

the illegal and unethical theft of business secrets for use by a competitor to gain a competitive advantage.

Question 4

what is credit card fraud

Answer 4

unauthorized use of a credit/debit card to fraudulently obtain money or property.

Question 5

what are some types of computer threats?

Answer 5

phishing, virus, trojan, pharming, worm, spyware, logic bombs

Question 6

What is phishing?

Answer 6

Phishing is a method of engineering which is used to obtain sensitive information through the use of emails that look legitimate

Question 7

What is a virus

Answer 7

A virus is a piece of software that is spread from one computer to another with the intent to corrupt and destroy data & information

Question 8

Define Trojan

Answer 8

Trojan is a malicious code/software that tricks users into running it willingly by hiding behind a legitimate program

Question 9

Define pharming

Answer 9

Pharming is a scamming practice in which a malicious code is installed on a PC/server then it misdirects users to fraudulent websites without their knowledge/consent.

Question 10

Define worm

Answer 10

A computer worm is a malicious software program that infects other computers while remaining active on infected systems

Question 11

Define spyware

Answer 11

Spyware is a type of malware that is installed on a computing device without the users knowledge. It invades the device and steals information then relays it to external users.

Question 12

Define Logic Bombs

Answer 12

A logic bomb is a piece of code that implements a malicious function

Question 13

What are some malicious functions that logic bombs carry out?

Answer 13

deleting important files
corrupting or altering data
reformatting a hard drive

Question 14

Computer network is broken down into 2 parts, what are they?

Answer 14

Physical & Logical security

Question 15

Give 4 resources used in physical security control

Answer 15

surveillance cameras
locks
security guards
keypad locks

Question 16

What is physical security control designed to do?

Answer 16

to prevent unauthorized personnel from gaining access to a network and its components

Question 17

What is the difference between motion detectors and biometric?

Answer 17

Motion detectors are used to sense activity and biometric is used to automatically recognize people by their biological or behavioral characteristics.

Question 18

What is logical security designed to do?

Answer 18

to protect your computers and data from unauthorized access

Question 19

Give three examples of what logical security does

Answer 19

it uses encryption, firewalls to protect usernames & passwords

Question 20

What is a firewall?

Answer 20

a network security device that monitors incoming and outgoing network traffic and permits or blocks data packets.