“Furrfu, a Caesar cipher? Really? Did you learn cryptography from the back of a cereal box?”
“You misunderstand. This is not the classical cipher where each letter in your message is replaced by one three places later in the alphabet.”
“Good, because i could solve that one in my head when I was twelve”
“In my cipher the encryption key is the name of a person. The decryption operation is to assassinate that person and XOR the ciphertext with their New York Times obituary”
“Fucking time travel again. Time machines ruined algorithms. Also there are only a limited number of celebrities; your idea doesn’t scale.”