This challenge was a very simple crypto, there was a file called “ciphertext.txt” with some values in hexadecimal, binary, decimal and octal:

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Our aim was read this file and decode each values.

For this purpose we have written a script in python that read the file and decode each value in integer and then in hexadecimal for get the ascii value. Below there is our script:

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Run the script and get the flag:

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