Nathan is testing some of his network devices. Nathan is using Macof to try and flood the ARP
cache of these switches. If these switches’ ARP cache is successfully flooded, what will be the
result?

You are programming a buffer overflow exploit and you want to create a NOP sled of 200 bytes in
the program exploit.c

What is the hexadecimal value of NOP instruction?

This TCP flag instructs the sending system to transmit all buffered data immediately.

The network administrator at Spears Technology, Inc has configured the default gateway Cisco
router’s access-list as below:

You are hired to conduct security testing on their network. You successfully brute-force the SNMP
community string using a SNMP crack tool. The access-list configured at the router prevents you
from establishing a successful connection. You want to retrieve the Cisco configuration from the
router. How would you proceed?

You work for Acme Corporation as Sales Manager. The company has tight network security
restrictions. You are trying to steal data from the company’s Sales database (Sales.xls) and
transfer them to your home computer. Your company filters and monitors traffic that leaves from
the internal network to the Internet. How will you achieve this without raising suspicion?

Study the snort rule given below and interpret the rule.
alert tcp any any –> 192.168.1.0/24 111 (content:”|00 01 86 a5|”; msG. “mountd access”;)

What port number is used by LDAP protocol?

Fred is the network administrator for his company. Fred is testing an internal switch. From an
external IP address, Fred wants to try and trick this switch into thinking it already has established a
session with his computer. How can Fred accomplish this?

Within the context of Computer Security, which of the following statements describes Social
Engineering best?

In Trojan terminology, what is a covert channel?