Chpt 21

Question 1

What are the 4 propagation techniques used by viruses?

Answer 1

1. File infection
2. Service injection
3. Boot sector infection
4. Macro infection

Question 2

What is another name for time-of-check-to-time-to-use attacks?

Answer 2

Race conditions

Question 3

What is a sign that an IP address is likely spoofed?

Answer 3

A packet is entering from the outside of the network with an internal IP.

Question 4

What is the most common technique to protect against virus attacks?

Answer 4

Signature detection

Question 5

What attack is most commonly associated with APT attacks?

Answer 5

Zero day exploits

Question 6

What attacks allows an attacker to modify the contents of a systems memory?

Answer 6

Buffer overflow

Question 7

What character should be carefully treated with encountered as user input on the web?

Answer 7

‘ an apostrophe

Question 8

What database tech can limit the potential for SQL attacks?

Answer 8

Stored procedures

Question 9

What condition is necessary for a website to be used as a XSS attack?

Answer 9

Reflected input

Question 10

What is the most effective defense against XSS attacks?

Answer 10

Input validation