Cryptography: Decrypting Files With a Dictionary Attack

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Cyberscore

A Dictionary Attack is a brute force technique that runs through a list of pre-selected common words and phrases to gain access to an information system. In this lab, you will gain hands-on experience on how to parse the Initialization Vectors (IVs) from a file, decrypt a file using python and execute a dictionary attack on an encrypted file.

Time
2 hours
Difficulty
Intermediate
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Overview

A Dictionary Attack is a brute force technique that runs through a list of pre-selected common words and phrases to gain access to an information system. In this lab, you will gain hands-on experience on how to parse the Initialization Vectors (IVs) from a file, decrypt a file using python and execute a dictionary attack on an encrypted file.