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General Skills: 200: you can’t see me
Challenge
‘…reading transmission… Y.O.U. .C.A.N.’.T. .S.E.E. .M.E. …transmission ended…’ Maybe something lies in /problems/you-can-t-see-me_4_8bd1412e56df49a3c3757ebeb7ead77f.
Solution
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hxr@pico-2018-shell-1:~$ ls -al /problems/you-can-t-see-me_4_8bd1412e56df49a3c3757ebeb7ead77f
total 60
drwxr-xr-x 2 root root 4096 Sep 28 08:29 .
-rw-rw-r-- 1 hacksports hacksports 57 Sep 28 08:29 .
drwxr-x--x 556 root root 53248 Sep 28 08:29 ..
there’s no easy way to access that
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hxr@pico-2018-shell-1:~$ cat /problems/you-can-t-see-me_4_8bd1412e56df49a3c3757ebeb7ead77f/.*
cat: /problems/you-can-t-see-me_4_8bd1412e56df49a3c3757ebeb7ead77f/.: Is a directory
picoCTF{j0hn_c3na_paparapaaaaaaa_paparapaaaaaa_22f627d9}
cat: /problems/you-can-t-see-me_4_8bd1412e56df49a3c3757ebeb7ead77f/..: Permission denied
Flag
picoCTF{j0hn_c3na_paparapaaaaaaa_paparapaaaaaa_22f627d9}