Network secuirty

Question 1

malware?

Answer 1

software written to infect computers and commit crimes (fraud, identity theft)

Question 2

what is phishing?

Answer 2

sends you to a fake website
- after username, passwords and credit card details

Question 3

Brute force attack?

Answer 3

the repeated attempts of guessing a persons password or sensitive infromation

Question 4

what is denial of service attack?

Answer 4

flooding a server with useless traffic causing the server to become overloaded and unavailable

Question 5

what is data interception and theft?

Answer 5

monitoring traffic on the network to pick out, unencrypted passwords and configuration information

Question 6

how to defend against malware?

Answer 6

fire wall
spam filter
anti-virus

Question 7

how to defend against phishing?

Answer 7

strong secuirty software
staff training

Question 8

how to defend against brute force attack?

Answer 8

network lockout policy (locks account after 3 failed attempts)

Question 9

how to defend against denial of service attack?

Answer 9

• strong firewall
• packet filters on routers

Question 10

how to defend against data interception and theft?

Answer 10

encryption
using virtual network