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?

• A.2Mosaic
• B.Snow.exe
• C.Image Hide
• D.Netcat

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Address Resolution Protocol (ARP) spoofing, also known as ARP poisoning or ARP Poison Routing (APR), is a technique used to attack an Ethernet wired or wireless network. ARP spoofing may allow an attacker to sniff data frames on a local area network (LAN), modify the traffic, or stop the traffic altogether.
The principle of ARP spoofing is to send fake ARP messages to an Ethernet LAN. What steps can be used as a countermeasure of ARP spoofing?
Each correct answer represents a complete solution. Choose all that apply.

• A.Using ARP Guard utility
• B.Using IDS Sensors to check continually for large amount of ARP traffic on local subnets
• C.Using smash guard utility
• D.Using static ARP entries on servers, workstation and routers
• E.Using ARP watch utility

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Which of the following is designed to protect the Internet resolvers (clients) from forged DNS data created by DNS cache poisoning?

• A.Domain Name System Extension (DNSSEC)
• B.Split-horizon DNS
• C.BINDER
• D.Stub resolver

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Which of the following is a method of gaining access to a system that bypasses normal authentication?

• A.Teardrop
• B.Trojan horse
• C.Back door
• D.Smurf

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You want to measure the number of heaps used and overflows occurred at a point in time. Which of the following commands will you run to activate the appropriate monitor?

• A.UPDATE DBM CONFIGURATION DFT_MON_TIMESTAMP
• B.UPDATE DBM CONFIGURATION USING DFT_MON_BUFPOOL
• C.UPDATE DBM CONFIGURATION USING DFT_MON_SORT
• D.UPDATE DBM CONFIGURATION USING DFT_MON_TABLE

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