![](https://i.imgur.com/oE066Nw.jpg)
The only information we get is the challenge description and a .wav file.
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If we run the .wav file trough a spectrogram we get this:![](https://i.imgur.com/eCkDkS8.jpg)
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As you can see for every column we have 8 fields which can contain this orange bar or nothing so that means we have one´s and zero´s.
01010100 01001000 00110011 00100000 01000110 01001100 00110100 01000111 00100000 01001001 01010011 00111010 00100000 01100010 01101100 01100001 01111010 01100101 01111011 01001001 01011111 01011011 00110100 01001110 01011111 01001000 00110100 01011010 01011111 01000110 01010101 01001110 01011111 01010111 00110001 01010100 01001000 01011111 01000110 00110000 01010101 01010010 00110001 00110011 01010010 00100001 00111010 00111110 01111101
If we now convert this into [ascii](https://www.binaryhexconverter.com/binary-to-ascii-text-converter) we get the flag.
TH3 FL4G IS: blaze{I_[4N_H4Z_FUN_W1TH_F0UR13R!:>}