OverTheWire

OverTheWire: Bandit Level 8 → Level 9

Level Goal

Commands you may need to solve this level

> whatis grep
grep (1) - print lines that match patterns
> whatis sort
sort (1) - sort lines of text files
> whatis uniq
uniq (1) - report or omit repeated lines
> whatis strings
strings (1) - print the sequences of printable characters in files
> whatis base64
base64 (1) - base64 encode/decode data and print to standard output
> whatis tr
tr (1) - translate or delete characters
> whatis tar
tar (1) - an archiving utility
> whatis gzip
gzip (1) - compress or expand files
> whatis bzip2
bzip2 (1) - a block-sorting file compressor, v1.0.8
> whatis xxd
xxd (1) - make a hexdump or do the reverse.

Helpful Reading Material

Solution

View the contents of the current working directory

bandit8@bandit:~$ ls
data.txt
bandit8@bandit:~$ head -n 10 data.txt 
VkBAEWyIibVkeURZV5mowiGg6i3m7Be0
zdd2ctVveROGeiS2WE3TeLZMeL5jL7iM
sYSokIATVvFUKU4sAHTtMarfjlZWWj5i
ySvsTwlMgnUF0n86Fgmn2TNjkSOlrV72
NLWvtQvL7EaqBNx2x4eznRlQONULlCYZ
LfrBHfAh0pP9bgGAZP4QrVkut3pysAYC
U0NYdD3wHZKpfEg9qGQOLJimAJy6qxhS
flyKxCbHB8uLTaIB5LXqQNuJj3yj00eh
TThRArdF2ZEXMO47TIYkyPPLtvzzLcDf
cIPbot7oYveUPNxDMhv1hiri50CqpkTG
bandit8@bandit:~$ cat data.txt | sort | uniq -u
UsvVyFSfZZWbi6wgC7dAFyFuR6jQQUhR
> ssh bandit9@bandit.labs.overthewire.org -p 2220
This is a OverTheWire game server. More information on http://www.overthewire.org/wargames
bandit9@bandit.labs.overthewire.org's password: UsvVyFSfZZWbi6wgC7dAFyFuR6jQQUhR

--

--

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store