Q. What is the purpose of the MD5 hashing algorithm?

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Q. What are the two basic properties of MD5 and other cryptographic hashes?

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Q. What is Cryptex doing with the data it is hashing?

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Q. What does Cryptex do if the value in the global variable does not match the value stored in the Cryptex archive file?

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Q. What is the purpose of cryptographic hashing algorithms?

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Q. What are the two basic properties of cryptographic hashes?

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Q. Which cryptographic hashing algorithm is used by Cryptex?

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Q. What is the length of an SHA hash?

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Q. What is the purpose of the CryptDeriveKey API?

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Q. Why does Cryptex calculate an additional MD5 hash from the SHA hash?

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Q. Why doesn't Cryptex store the SHA hash directly in the file header?

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Q. Why does Cryptex calculate the MD5 password-verification hash from the SHA hash value and not directly from the plaintext password?

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Q. What is the CryptDeriveKey API used for?

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Q. Why does Cryptex calculate an additional hash (using the MD5 algorithm) from the SHA hash and store the result in the file header?

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Q. Why doesn't Cryptex store the SHA result directly into the file header?

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Q. What is the importance of studying the Cryptex directory layout?

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Q. How can you decipher the directory layout in Cryptex?

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Q. What is the Cryptex directory layout?

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Q. How can you decipher the directory layout of Cryptex?

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Q. How can you reduce the number of calls when using a breakpoint on the ReadFile API?

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