Sunday, October 14, 2012

hackyou CTF: Crypto 100

This challenge revolves around a picture of a book with some writing in it. The picture is shown below.

There are a ton of distractions in this picture that caused me to go off and try all sorts of strange decryptions. In the end, it's a ridiculously simple answer. Follow the letters down each column from right to left.

<------------------

T | T | H | O | H |
F | E | E | U | A |
F | S | B | I | C |
T | T | E | S | K |
W v C v S v T v Y v

The flag is HACKYOUISTHEBESTESTCTFFTW

-- suntzu_II

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