Challenge "Weakened Handycipher — Part 5" ¶
By: admin on June 28, 2016, 8:10 p.m.
The Weakened Handycipher challenges serve as an exercise and use an intentionally weakened version of Handycipher. Part 5 is the same as Part 2, but uses an improved version of the cipher. It is ciphertext-only, but you are given some partial information about the key.