write up ctf by ariafatah

ariaf.my.id/ctf_aria/general/M_plumbing.html


soal

Sometimes you need to handle process data outside of a file.
Can you find a way to keep the output from this program and search for the flag?
Connect to jupiter.challenges.picoctf.org 7480.

hint

  • Remember the flag format is picoCTF{XXXX}
  • What’s a pipe? No not that kind of pipe… This kind

solve

nc jupiter.challenges.picoctf.org 7480
# Again, I really don't think this is a flag
# I don't think this is a flag either

nc jupiter.challenges.picoctf.org 7480 | grep pico
# picoCTF{digital_plumb3r_06e9d954}

flag

picoCTF{digital_plumb3r_06e9d954}