Challenge "Handycipher — Part 6" ¶
By: admin on June 28, 2016, 7:59 p.m.
Handycipher is a newly created cipher designed to permit pen-and-paper encrypting and decrypting, while providing a significantly high level of security. Part 6 is the same as Part 3, but uses an improved version of the cipher. It is a ciphertext-only challenge.