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Question

How is the triple-DES key generated in Cryptex?

a.

By hashing the user-supplied password using the SHA algorithm and treating the resulting 160-bit hash as the key

b.

By encrypting the user-supplied password using the MD5 algorithm

c.

By using the user-supplied password as the key directly

d.

By randomly generating a key for each archive

Posted under Reverse Engineering

Answer: (a).By hashing the user-supplied password using the SHA algorithm and treating the resulting 160-bit hash as the key Explanation:The triple-DES key in Cryptex is generated by hashing the user-supplied password using the SHA algorithm and treating the resulting 160-bit hash as the key.

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Q. How is the triple-DES key generated in Cryptex?