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A ____________________is an attack that depends on the fact that duplicate values, also called collisions, appear much faster than you would expect. A) Birthday attack

B) Dictionary attack

C) Rainbow table attack

D) Brute-force attack

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Final answer:

The attack that is based on the probability of hash collisions occurring more quickly than expected is known as a Birthday attack, which is similar to the probability of two people sharing the same birthday in a small group.

Step-by-step explanation:

An attack that relies on the fact that collisions, or duplicate values, appear much sooner than one would expect is called a Birthday attack. This paradox is based on the probability principle that in a set of randomly chosen people, there is a better than even chance that two of them will have the same birthday when the group is as small as 23. The same principle applies to hashing functions in cryptography, where it becomes feasible to find two different inputs that produce the same output hash in a relatively short amount of time, even when the space of possible outputs is very large.

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