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A. Spoofing
B. DDos Attack
C. Permutation scanning
D. Central source propagation
E. Threat modelling
69. Which of the following statements are types of Spoofing?
A. IP Spoofing
B. Email Spoofing
C. Web Spoofing
D. Application Spoofing
E. DDos Spoofing
70. Which of the following statements is the definition of IP Spoofing – Flying-Blind Attack?
A. Attacker uses IP address of another computer to acquire information or gain access.
B. Attacker spoofs the IP address of another machine and inserts itself between the attacked machine and the spoofed machine to intercept replies.
C. Attacker sends messages masquerading as someone else.
D. Web Site maintains authentication so that the user does not have to authenticate repeatedly
E. Process of taking over an existing active session.
71. Which of the following statements is the definition of IP Spoofing – Source Routing?
A. Attacker uses IP address of another computer to acquire information or gain access.
B. Attacker spoofs the IP address of another machine and inserts itself between the attacked machine and the spoofed machine to intercept replies.
C. Attacker sends messages masquerading as someone else.
D. Web Site maintains authentication so that the user does not have to authenticate repeatedly
E. Process of taking over an existing active session.
72. Which of the following statements is the definition of E-mail Spoofing?
A. Attacker uses IP address of another computer to acquire information or gain access.
B. Attacker spoofs the IP address of another machine and inserts itself between the attacked machine and the spoofed machine to intercept replies.
C. Attacker sends messages masquerading as someone else.
D. Web Site maintains authentication so that the user does not have to authenticate repeatedly
E. Process of taking over an existing active session.
73. Which of the following statements is the definition of Session Hijackig?
A. Attacker uses IP address of another computer to acquire information or gain access.
B. Attacker spoofs the IP address of another machine and inserts itself between the attacked machine and the spoofed machine to intercept replies.
C. Attacker sends messages masquerading as someone else.
D. Web Site maintains authentication so that the user does not have to authenticate repeatedly
E. Process of taking over an existing active session.
74. Which attack takes advantage of the way in which information is stored by computer programs?
A. Buffer overflow attacks
B. DDos Attack
C. Spoofing
D. Session Hijacking
E. None of the statements
75. How does the Dictionary attack work?
A. Hacker tries all words in dictionary to crack password
B. Try all permutations of the letters and symbols in the alphabet
C. Words from dictionary and their variations used in attack
D. People dump their trash papers in garbage which may contain information to crack passwords
E. People write passwords in different places and disclose passwords naively to others
76. How does the Brute Force attack work?
A. Hacker tries all words in dictionary to crack password
B. Try all permutations of the letters and symbols in the alphabet
C. Words from dictionary and their variations used in attack
D. People dump their trash papers in garbage which may contain information to crack passwords
E. People write passwords in different places and disclose passwords naively to others
77. How does the Hybrid attack work?
A. Hacker tries all words in dictionary to crack password
B. Try all permutations of the letters and symbols in the alphabet
C. Words from dictionary and their variations used in attack
D. People dump their trash papers in garbage which may contain information to crack passwords
E. People write passwords in different places and disclose passwords naively to others
78. How does the Social Engineering work?
A. Hacker tries all words in dictionary to crack password
B. Try all permutations of the letters and symbols in the alphabet
C. Words from dictionary and their variations used in attack
D. People dump their trash papers in garbage which may contain information to crack passwords
E. People write passwords in different places and disclose passwords naively to others
79. How does the Dumpster Diving work?
A. Hacker tries all words in dictionary to crack password
B. Try all permutations of the letters and symbols in the alphabet
C. Words from dictionary and their variations used in attack
D. People dump their trash papers in garbage which may contain information to crack passwords
E. People write passwords in different places and disclose passwords naively to others
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| A form of cryptosystem in which encryption and decryption are performed using the same key. Also known as conventional encryption. | | | Malicious attempt by a single person or a group of people to cause the victim, site, or node to deny service to its customers. |