Which of the following statements are true about firewalking?
Each correct answer represents a complete solution. Choose all that apply.

• A.To use firewalking, the attacker needs the IP address of the last known gateway before the firewall and the IP address of a host located behind the firewall.
• B.In this technique, an attacker sends a crafted packet with a TTL value that is set to expire one hop past the firewall.
• C.A malicious attacker can use firewalking to determine the types of ports/protocols that can bypass the firewall.
• D.Firewalking works on the UDP packets.

Comment: *

Name: *

Email: *

Verification: *

Which of the following steps of incident response is steady in nature?

• A.Eradication
• B.Preparation
• C.Containment
• D.Recovery

Comment: *

Name: *

Email: *

Verification: *

Which of the following applications automatically calculates cryptographic hashes of all key system files that are to be
monitored for modifications?

• A.TCPView
• B.Tripwire
• C.Inzider
• D.PrcView

Comment: *

Name: *

Email: *

Verification: *

In which of the following methods does an hacker use packet sniffing to read network traffic between two parties to
steal the session cookies?

• A.Physical accessing
• B.Session sidejacking
• C.Cross-site scripting
• D.Session fixation

Comment: *

Name: *

Email: *

Verification: *

Your network is being flooded by ICMP packets. When you trace them down they come from multiple different IP addresses. What kind of attack is this?

• A.Syn flood
• B.Ping storm
• C.Smurf attack
• D.DDOS

Comment: *

Name: *

Email: *

Verification: *