Challenge "Spirale — Part 3" ¶
By: admin on Aug. 23, 2015, 7:08 p.m.
Spirale is a OTP cipher designed to be simply performed by hand.
Part 3 is a ciphertext-only challenge with a 949-letter ciphertext.
In this part, two of the four keys are equal to the keys of the first two parts.
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