Mod26.md

picoGYM: Mod 26

Author: Pandu

Description

Cryptography can be easy, do you know what ROT13 is? cvpbPGS{arkg_gvzr_V'yy_gel_2_ebhaqf_bs_ebg13_Ncualgvd}

Hints

Hint 1

This can be solved online if you don't want to do it by hand!

Summary

The flag was 'encrypted' using Rot13, a Caesar cipher. It works by shifting every letter by 13. In fact it's a substitution of a -> n, b -> o, c -> p and so on.

A shifted text can be translated by using the command

tr 'A-Za-z' 'N-ZA-Mn-za-m' <<< "Text"

Flag

Show flag

picoCTF{next_time_I'll_try_2_rounds_of_rot13_Aphnytiq}