You are the Security Administrator of Xtrinity, Inc. You write security policies and conduct
assessments to protect the company’s network. During one of your periodic checks to see how
well policy is being observed by the employees, you discover an employee has attached cell
phone 3G modem to his telephone line and workstation. He has used this cell phone 3G modem
to dial in to his workstation, thereby bypassing your firewall. A security breach has occurred as a
direct result of this activity. The employee explains that he used the modem because he had to
download software for a department project. How would you resolve this situation?

In what stage of Virus life does a stealth virus gets activated with the user performing certain
actions such as running an infected program?

What is a sniffing performed on a switched network called?

A rootkit is a collection of tools (programs) that enable administrator-level access to a computer.
This program hides itself deep into an operating system for malicious activity and is extremely
difficult to detect. The malicious software operates in a stealth fashion by hiding its files, processes
and registry keys and may be used to create a hidden directory or folder designed to keep out of
view from a user’s operating system and security software.

What privilege level does a rootkit require to infect successfully on a Victim’s machine?

Which Steganography technique uses Whitespace to hide secret messages?

Cyber Criminals have long employed the tactic of masking their true identity. In IP spoofing, an
attacker gains unauthorized access to a computer or a network by making it appear that a
malicious message has come from a trusted machine, by “spoofing” the IP address of that
machine.
How would you detect IP spoofing?

David is a security administrator working in Boston. David has been asked by the office’s manager
to block all POP3 traffic at the firewall because he believes employees are spending too much
time reading personal email. How can David block POP3 at the firewall?

You want to capture Facebook website traffic in Wireshark. What display filter should you use that
shows all TCP packets that contain the word ‘facebook’?

XSS attacks occur on Web pages that do not perform appropriate bounds checking on data
entered by users. Characters like < > that mark the beginning/end of a tag should be converted
into HTML entities.

What is the correct code when converted to html entities?

Most cases of insider abuse can be traced to individuals who are introverted, incapable of dealing
with stress or conflict, and frustrated with their job, office politics, and lack of respect or promotion.
Disgruntled employees may pass company secrets and intellectual property to competitors for
monitory benefits.
Here are some of the symptoms of a disgruntled employee: