The police need help decrypting one of your father's files. Fortunately you know where he wrote down all his backup decryption keys as a backup (probably not the best security practice). You are looking for the key corresponding toBasic knowledge of grep commands is required. Login to your shell on picoCTF, and when that's done, simply type in the following command:daedaluscorp.txt.enc
. The file is stored on the shell server at/problems/grepfriend/keys
.
grep "daedaluscorp" /problems/grepfriend/keys
Press 'Enter', and the shell should look something like thisThe highlighted text (
b2bee8664b754d0c85c4c0303134bca6
) is the flag.