John works as a Professional Ethical Hacker for NetPerfect Inc. The company has a Linux-based network. All client computers are running on Red Hat 7.0 Linux. The Sales Manager of the company complains to John that his system contains an unknown package named as tar.gz and his documents are exploited. To resolve the problem, John uses a Port scanner to enquire about the open ports and finds out that the HTTP server service port on 27374 is open. He suspects that the other computers on the network are also facing the same problem. John discovers that a malicious application is using the synscan tool to randomly generate IP addresses.Which of the following worms has attacked the computer?
Answer(s): B
Which two technologies should research groups use for secure VPN access while traveling?(Click the Exhibit button on the toolbar to see the case study.)Each correct answer represents a complete solution. Choose two.
Answer(s): C,D
Victor wants to use Wireless Zero Configuration (WZC) to establish a wireless network connection using his computer running on Windows XP operating system. Which of the following are the most likely threats to his computer?Each correct answer represents a complete solution. Choose two.
Answer(s): A,C
Which of the following uses public key cryptography to encrypt the contents of files?
Answer(s): A
Which of the following softwares is used to perform constant monitoring of the network infrastructure?
Answer(s): C
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