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Which of the following is an attack with IP fragments that cannot be reassembled?
Teardrop is an attack with IP fragments that cannot be reassembled. In this attack, corrupt packets are sent to the victim's computer by using
IP's packet fragmentation algorithm. As a result of this attack, the victim's computer might hang.
Answer D is incorrect. Smurf is an ICMP attack that involves spoofing and flooding.
Answer C is incorrect. Dictionary attack is a type of password guessing attack. This type of attack uses a dictionary of common words to
find out the password of a user. It can also use common words in either upper or lower case to find a password. There are many programs
available on the Internet to automate and execute dictionary attacks.
Answer A is incorrect. A password guessing attack occurs when an unauthorized user tries to log on repeatedly to a computer or
network by guessing usernames and passwords. Many password guessing programs that attempt to break passwords are available on the
Internet. Following are the types of password guessing attacks:
Brute force attack
Dictionary attack