I have updated the challenge. One step from the encryption has been updated as, in some cases, the original text was unrecoverable.
Also the content of output.txt has been updated as the flag originally contained one empty space in the beginning.
I have updated the challenge. One step from the encryption has been updated as, in some cases, the original text was unrecoverable.
Also the content of output.txt has been updated as the flag originally contained one empty space in the beginning.