Which of the following IP packet elements is responsible for authentication while using IPSec?

1. A. Authentication Header (AH)
2. B. Layer 2 Tunneling Protocol (L2TP)
3. C. Internet Key Exchange (IKE)
4. D. Encapsulating Security Payload (ESP)

Correct Answer: A

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

1. A. tcp wrapper provides access control, host address spoofing, client username lookups, etc.
2. B. When a user uses a TCP wrapper, the inetd daemon runs the wrapper program tcpd instead of running the server program directly.
3. C. tcp wrapper allows host or subnetwork IP addresses, names and/or ident query replies, to be used as tokens to filter for access control purposes.
4. D. tcp wrapper protects a Linux server from IP address spoofing.

Correct Answer: ABC

John, a part-time hacker, has accessed in unauthorized way to the www.yourbank.com banking Website and stolen the bank account information of its users and their credit card numbers by using the SQL injection attack. Now, John wants to sell this information to malicious person Mark and make a deal to get a good amount of money. Since, he does not want to send the hacked information in the clear text format to Mark; he decides to send information in hidden text. For this, he takes a steganography tool and hides the information in ASCII text by appending whitespace to the end of lines and encrypts the hidden information by using the IDEA encryption algorithm. Which of the following tools is John using for steganography?

1. A. Image Hide
2. B. 2Mosaic
3. C. Snow.exe
4. D. Netcat

Correct Answer: C

Which of the following Incident handling process phases is responsible for defining rules, collaborating human workforce, creating a back-up plan, and testing the plans for an enterprise?

1. A. Preparation phase
2. B. Eradication phase
3. C. Identification phase
4. D. Recovery phase
5. E. Containment phase

Correct Answer: A

You are hired as a Database Administrator for Jennifer Shopping Cart Inc. You monitor the server health through the System Monitor and found that there is a sudden increase in the number of logins.
A case study is provided in the exhibit. Which of the following types of attack has occurred? (Click the Exhibit button on the toolbar to see the case study.)

1. A. Injection
2. B. Virus
3. C. Worm
4. D. Denial-of-service

Correct Answer: D