Beep 64

First use the dtmf-decoder to extract the numbers from the give audio file.

After that replace the quotes with empty spaces. You can do this by using the following command.

Next copy the code and use this following script to decode the sms code ( https://www.dcode.fr/multitap-abc-cipher )

Output of the above script.

Now replace all the “space”, “one”, ”zero” keywords with “ ”, “1”, “0” respectively.

Now ignore the string “theflagis” and put the remaining string in cyber chef and use the mentioned recipe to get the flag.

Last updated

Was this helpful?