IT SecurITy Protocol Packets Quiz

1. A friend lends you the latest INXS music CD he just purchased. You take it home and make a copy. Have you broken any laws?

Yes

Explanation

Yes

About This Quiz

IT SecurITy Protocol Packets Quiz - Quiz

This IT Security protocol packets quiz assesses knowledge on iptables rules, RFC publications, ICMP functions, egress filtering, human vulnerability in security, and authorization processes. It is designed to enhance understanding of network security protocols and their application.

2. What first name or nickname would you like us to use?

You may optionally provide this to label your report, leaderboard, or certificate.

2. It is possible to capture packets from the network that are not destined for your machine.

False

True

True (that’s what a packet sniffer does !)

Explanation

True (that’s what a packet sniffer does !)

3. Of all the vulnerabilities listed below, which is considered the hardest to harden against?

Low physical security

Active services

Open ports

The human element

Bad passwords

The human element

Explanation

The human element

4. Which of the following iptables rules would generate a destination unreachable error?

Iptables –A FORWARD –s 0/0 –d 0/0 –j ACCEPT

Iptables –A FORWARD –s 0/0 –d 0/0 –j DROP

Iptables –P FORWARD DROP

Iptables –A FORWARD –s 0/0 –d 0/0 –j REJECT

None of the above

iptables –A FORWARD –s 0/0 –d 0/0 –j REJECT

Explanation

iptables –A FORWARD –s 0/0 –d 0/0 –j REJECT

5. Standards for protocols and associated information are first published in?

InternNIC newsletters

ARPA

RFCs

IANA

RDPs

RFCs

Explanation

RFCs

6. The ICMP protocol is specifically designed to:

Check & report on network error conditions

Generate networking stats

Control traffic flow across networks

Track end-to-end connectivity

None of the above

Check & report on network error conditions

Explanation

Check & report on network error conditions

7. Which of the following is an example of egress filtering?

Having your gateway router block inbound traffic from "private IPs" (ex192.168.x.x)

Only allowing traffic to leave you network with a source IP in your company's IP range

Installing a spam filter on your mail server

Only allowing traffic into your network with a source IP not in your company's IP range

Having the firewall ensure that traffic from public IP’s can’t get into your network

Only allowing traffic to leave you network with a source IP in your company's IP range

Explanation

Only allowing traffic to leave you network with a source IP in your company's IP range

8. In security environments, Authorization means

Confirming your identity with an element unique to the person

Supplying your identity

Using your identity to assign access rights

Tracking what users are doing while accessing the systems

None of the above

Using your identity to assign access rights
Supplying your identity

both of these answers are correct.

Explanation

Using your identity to assign access rights
Supplying your identity

both of these answers are correct.

9. During a packet capture, you notice a couple of TCP packets with the “F” flag and some “A” flags. What is likely going on?

A TCP/IP session setup process

An ICMP Request / Reply process

An ARP process

A UDP-based FTP session

A TCP/IP session shutdown process

Explanation

A TCP/IP session shutdown process

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IT Security Protocol Packets Quiz